<SEC-DOCUMENT>0001144204-16-118383.txt : 20160811
<SEC-HEADER>0001144204-16-118383.hdr.sgml : 20160811
<ACCEPTANCE-DATETIME>20160811163524
ACCESSION NUMBER:		0001144204-16-118383
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20160811
ITEM INFORMATION:		Regulation FD Disclosure
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20160811
DATE AS OF CHANGE:		20160811

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CLEARSIGN COMBUSTION CORP
		CENTRAL INDEX KEY:			0001434524
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			WA

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35521
		FILM NUMBER:		161825080

	BUSINESS ADDRESS:	
		STREET 1:		12870 INTERURBAN AVENUE SOUTH
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98168
		BUSINESS PHONE:		(206) 673-4848

	MAIL ADDRESS:	
		STREET 1:		12870 INTERURBAN AVENUE SOUTH
		CITY:			SEATTLE
		STATE:			WA
		ZIP:			98168
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>v446646_8k.htm
<DESCRIPTION>FORM 8-K
<TEXT>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>WASHINGTON, D.C. 20549</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>&nbsp;</B></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; text-align: center; margin-bottom: 0pt"><B>&nbsp;</B></P>

<P STYLE="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>FORM 8-K </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>CURRENT REPORT </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Pursuant to Section 13 or 15(d) of the
</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Securities Exchange Act of 1934 </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Date of report (Date of earliest event
reported): August 11, 2016</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; text-align: center; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; text-align: center; margin-bottom: 0pt"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; text-align: center; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>CLEARSIGN COMBUSTION CORPORATION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(Exact name of registrant as specified
in Charter) </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

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    <TD STYLE="vertical-align: top; width: 32%; text-align: center"><font style="font-size: 10pt"><b>Washington</b></font></td>
    <TD STYLE="vertical-align: bottom; width: 2%">&nbsp;</td>
    <TD STYLE="vertical-align: top; width: 32%; text-align: center"><font style="font-size: 10pt"><b>001-35521</b></font></td>
    <TD STYLE="vertical-align: bottom; width: 2%">&nbsp;</td>
    <TD STYLE="vertical-align: top; width: 32%; text-align: center"><font style="font-size: 10pt"><b>26-2056298</b></font></td></tr>
<tr>
    <TD STYLE="vertical-align: top">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>(State or other jurisdiction of</b></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><b>incorporation or organization)</b></P></td>
    <TD STYLE="vertical-align: bottom">&nbsp;</td>
    <TD STYLE="vertical-align: top; text-align: center"><font style="font-size: 10pt"><b>(Commission File No.)</b></font></td>
    <TD STYLE="vertical-align: bottom">&nbsp;</td>
    <TD STYLE="vertical-align: top; text-align: center"><font style="font-size: 10pt"><b>(IRS Employee Identification No.)</b></font></td></tr>
</table>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>12870 Interurban Avenue South</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>Seattle, Washington 98168</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>(Address of Principal Executive Offices)
</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; text-align: center; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>206-673-4848</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>(Issuer Telephone number) </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Check the appropriate box below if the Form 8-K filing is intended
to simultaneously satisfy the filing obligation of the Registrant under any of the following provisions (see General Instruction
A.2 below).</P>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD><TD STYLE="text-align: justify">Written communications pursuant to Rule 425 under the
Securities Act (17 CFR 230.425)</TD>
</TR></TABLE>

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<TD STYLE="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD><TD STYLE="text-align: justify">Soliciting material pursuant to Rule 14a-12 under the
Exchange Act (17 CFR240.14a-12)</TD>
</TR></TABLE>

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<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD><TD STYLE="text-align: justify">Pre-commencement communications pursuant to Rule 14d-2(b)
under the Exchange Act (17 CFR 240.14d-2(b)).</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD><TD STYLE="text-align: justify">Pre-commencement communications pursuant to Rule 13e-(c)
under the Exchange Act (17 CFR 240.13(e)-4(c))</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; border-bottom: Black 2.5pt solid">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>





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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 7.01&#9;Regulation FD Disclosure</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 63pt; text-indent: -63pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">On August 11, 2016, ClearSign Combustion
Corporation issued a press release announcing the results for the quarter ended June 30, 2016. The press release is included as
Exhibit 99.1 to this Current Report on Form 8-K and is incorporated by reference herein, and the description of the press release
is qualified in its entirety by reference to such Exhibit.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">The press release is furnished under this
Item 7.01 and shall not be deemed filed with the U.S. Securities and Exchange commission for purposes of Section 18 of the Securities
Exchange Act of 1934, as amended. The information contained in the press release shall not be incorporated by reference into any
filing we make regardless of general incorporation language in the filing, unless expressly incorporated by reference in such filing.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Item 9.01&#9;Financial Statements and Exhibits</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Exhibit 99.1&#9;Press release dated August
11, 2016</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">SIGNATURE</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">Pursuant to the requirements of the Securities
Exchange Act of 1934, the registrant has duly caused this Current Report to be signed on its behalf by the undersigned hereunto
duly authorized.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Dated: August 11, 2016</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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    <TD STYLE="padding: 0; text-indent: 0">&nbsp;</td>
    <TD COLSPAN="2" STYLE="padding: 0; text-indent: 0"><FONT STYLE="font-size: 10pt">CLEARSIGN COMBUSTION CORPORATION</FONT></td></tr>
<tr style="vertical-align: top">
    <TD STYLE="padding: 0; text-indent: 0; width: 50%">&nbsp;</td>
    <TD STYLE="padding: 0; text-indent: 0; width: 1%">&nbsp;</td>
    <TD STYLE="padding: 0; text-indent: 0; width: 49%">&nbsp;</td></tr>
<tr style="vertical-align: top">
    <TD STYLE="padding: 0; text-indent: 0">&nbsp;</td>
    <TD STYLE="padding: 0; text-indent: 0">&nbsp;</td>
    <TD STYLE="padding: 0; text-indent: 0">&nbsp;</td></tr>
<tr style="vertical-align: top">
    <TD STYLE="padding: 0; text-indent: 0">&nbsp;</td>
    <TD NOWRAP STYLE="padding: 0; text-indent: 0"><font style="font-size: 10pt">By:&nbsp;</font></td>
    <TD STYLE="padding: 0; text-indent: 0; border-bottom: Black 1pt solid"><font style="font-size: 10pt">/s/ James N. Harmon</font></td></tr>
<tr style="vertical-align: top">
    <TD STYLE="padding: 0; text-indent: 0">&nbsp;</td>
    <TD STYLE="padding: 0; text-indent: 0">&nbsp;</td>
    <TD STYLE="padding: 0; text-indent: 0"><font style="font-size: 10pt">James N. Harmon</font></td></tr>
<tr style="vertical-align: top">
    <TD STYLE="padding: 0; text-indent: 0">&nbsp;</td>
    <TD STYLE="padding: 0; text-indent: 0">&nbsp;</td>
    <TD STYLE="padding: 0; text-indent: 0"><font style="font-size: 10pt">Chief Financial Officer</font></td></tr>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 2.5in; text-indent: 0.5in">&nbsp;</P>


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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>EXHIBIT INDEX</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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    <TD STYLE="width: 10%; padding-right: 0; padding-left: 0; padding-top: 0; text-indent: 0"><font style="font-size: 10pt"><b>Exhibit No.</b></font></td>
    <TD STYLE="width: 2%; padding-right: 0; padding-left: 0; padding-top: 0; text-indent: 0">&nbsp;</td>
    <TD STYLE="width: 88%; padding-right: 0; padding-left: 0; padding-top: 0; text-indent: 0"><font style="font-size: 10pt"><b>Description</b></font></td></tr>
<tr style="vertical-align: top">
    <TD STYLE="padding-right: 0; padding-left: 0; padding-top: 0; text-indent: 0">&nbsp;</td>
    <TD STYLE="padding-right: 0; padding-left: 0; padding-top: 0; text-indent: 0">&nbsp;</td>
    <TD STYLE="padding-right: 0; padding-left: 0; padding-top: 0; text-indent: 0">&nbsp;</td></tr>
<tr style="vertical-align: top">
    <TD STYLE="padding-right: 0; padding-left: 0; padding-top: 0; text-indent: 0"><font style="font-size: 10pt">99.1</font></td>
    <TD STYLE="padding-right: 0; padding-left: 0; padding-top: 0; text-indent: 0">&nbsp;</td>
    <TD STYLE="padding-right: 0; padding-left: 0; padding-top: 0; text-indent: 0"><font style="font-size: 10pt">Press release dated August 11, 2016</font></td></tr>
</table>



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<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>v446646_ex99-1.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
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<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">Exhibit 99.1</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><IMG SRC="image_001.jpg" ALT=":url-1.jpg" STYLE="height: 83px; width: 237px"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>ClearSign Combustion Corporation</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Announces Second Quarter 2016 Results</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><I></I></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>SEATTLE, August 11, 2016 &ndash;</B> <U>ClearSign Combustion
Corporation</U> (NASDAQ: CLIR), an emerging provider of industrial combustion technologies that help to reduce emissions and improve
efficiency, today announced its results for the second quarter ending</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">June 30, 2016.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&quot;After eighteen months here at ClearSign, I remain as excited
as ever about our technologies and the potential for the Company to transform the combustion industry,&quot; said Steve Pirnat,
ClearSign Chairman and CEO. &quot;Our focus is on execution of our eight installations in various verticals and conversion of those
into successful trials. Our continued success will ultimately convert into follow-on orders, as seen in the recent wellhead flare
vertical, and greater market acceptance,&rdquo; continued Mr. Pirnat.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Strategic and operational highlights during and subsequent to
the quarter included:&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.75in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD><FONT STYLE="font-family: Times New Roman, Times, Serif"><B>Received significant follow-on order in enclosed wellhead flare
vertical &ndash;</B> This is the first significant follow-on order the Company has received and it validates the Duplex technology.
The order is valued at over $1 million and is scheduled to be completed over the next 6 to 12 months.</FONT></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.75in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD><FONT STYLE="font-family: Times New Roman, Times, Serif"><B>Completed initial demonstration trial at Southern California refinery
- </B>ClearSign and the refiner have agreed to work together to further optimize the performance of the Duplex technology to meet
the refinery&rsquo;s dynamic requirements.</FONT></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.75in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD><FONT STYLE="font-family: Times New Roman, Times, Serif"><B>Met and reviewed OTSG installations with California operator -
</B>The once through steam generator (OTSG) pilot unit continues to perform reliably and is operating below the permitted air pollution
control district emission limits. The operator and ClearSign are both pleased with the performance of the pilot unit. The subsequent
unit purchase is installed and awaiting commissioning. The operator has asked ClearSign to meet this fall to discuss potential
future requirements.</FONT></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in">&nbsp;</P>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0.75in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD><FONT STYLE="font-family: Times New Roman, Times, Serif"><B>Awarded contract with major Canadian oil producer-</B> ClearSign<B>
</B>will deliver a fully engineered Duplex system design, as well as cost and budget, for testing and deployment to the producer&rsquo;s
existing and planned fleet of OTSGs. Upon conclusion, the Canadian company will have the option to first field test; and upon validation,
to deploy Duplex to all or a portion of their fleet of approximately 40 units in North America. </FONT></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Primarily due to increased field testing of its Duplex technology,
ClearSign incurred a loss of $2.4 million, as compared to a loss of $1.8 million for the same period of 2015 and a loss of $2.6
million for the quarter ended March 31, 2016.&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Working capital at June 30, 2016 totaled $4.6 million including
cash and cash equivalents of $5.4 million. Shares outstanding at August 11, 2016 total 12,956,882.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">A
conference call discussing the release of the Company's results for the second quarter ending June 30, 2016 will be held today,
August 11, 2016, at 4:30 PM Eastern Time. To listen to the conference call, you should dial 1-866-372-4653 (international: +1-412-902-4217)
five to ten minutes before the scheduled start time and request to be connected to the ClearSign Combustion Corporation conference
call. Alternately you can use this link:</FONT> <FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><U>https://www.webcaster4.com/Webcast/Page/987/16637
</U>or visit ClearSign's <U>Investor Relations</U> page to listen to the call online. If you wish to listen to a replay of the
conference call, you may dial 1-877-344-7529 (international: +1-412-317-0088) and enter conference ID 10091254. The replay will
be available for 7 days after the conference call. </FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>About ClearSign Combustion Corporation</B>&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><U>ClearSign Combustion Corporation</U> designs and is developing
products and technologies that strive to improve key performance characteristics of combustion systems, including emissions and
operational performance, energy efficiency and overall cost-effectiveness.&nbsp;Our patent-pending Duplex&trade; and Electrodynamic
Combustion Control&trade; platform technologies enhance the performance of combustion systems in a broad range of markets, including
the chemical, petrochemical, refinery, power and commercial boiler industries. For more information, please visit <U>www.clearsign.com</U>.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Cautionary note on forward-looking statements</B>&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">This press release includes forward-looking information and
statements within the meaning of the Private Securities Litigation&nbsp;Reform Act of 1995 and the provisions of Section&nbsp;27A
of the Securities Act of 1933, as&nbsp;amended, and Section&nbsp;21E of the Securities Exchange Act of 1934, as amended. Except
for historical information contained in this release, statements in this release may constitute forward-looking statements regarding
our assumptions, projections, expectations, targets, intentions or beliefs about future events that are based on management's belief,
as well as assumptions made by, and information currently available to, management. Forward-looking statements may be identified
by words such as &quot;expect&quot;, &quot;anticipate&quot;, &quot;believe&quot;, &quot;intend&quot;, &quot;hope&quot;, &quot;could&quot;,
&quot;plans&quot; and other comparable or similar terminology as well as the negative of such terminology. While we believe that
our expectations are based upon reasonable assumptions, there can be no assurances that our goals and strategy will be realized.
Numerous factors may affect our actual results and may cause results to differ materially from those expressed in forward-looking
statements made by us or on our behalf. Some of these factors include the acceptance of existing and future products, the impact
of competitive products and pricing, general business and economic conditions, and other factors detailed in our Annual Report
on Form 10-K and other periodic reports filed with the SEC. We specifically disclaim any obligation to update or revise any forward-looking
statement whether as a result of new information, future developments or otherwise.&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="text-align: center; font: bold 12pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">ClearSign Combustion Corporation</P>

<P STYLE="text-align: center; font: italic bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">(unaudited)</P>

<P STYLE="text-align: center; font: italic bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="text-align: center; font: bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; border-bottom: Black 1pt solid">Statements of Operations</P>

<P STYLE="text-align: center; font: bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="text-align: center; font: bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%; font: 10pt Times New Roman, Times, Serif">
<TR STYLE="vertical-align: bottom">
    <TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD>
    <TD COLSPAN="6" STYLE="font-size: 10pt; font-weight: bold; text-align: center">For the Three Months Ended June 30,</TD><TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD>
    <TD COLSPAN="6" STYLE="font-size: 10pt; font-weight: bold; text-align: center">For the Six Months Ended June 30,</TD><TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; padding-bottom: 1pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; font-weight: bold; text-align: center; border-bottom: Black 1pt solid">2016</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; font-weight: bold">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; padding-bottom: 1pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; font-weight: bold; text-align: center; border-bottom: Black 1pt solid">2015</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; font-weight: bold">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; padding-bottom: 1pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; font-weight: bold; text-align: center; border-bottom: Black 1pt solid">2016</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; font-weight: bold">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; padding-bottom: 1pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; font-weight: bold; text-align: center; border-bottom: Black 1pt solid">2015</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; font-weight: bold">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left">Operating expenses:</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="width: 44%; font-size: 10pt; text-align: left; padding-left: 9px">Research and development</TD><TD STYLE="width: 1%; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="width: 1%; font-size: 10pt; text-align: left">$</TD><TD STYLE="width: 11%; font-size: 10pt; text-align: right">1,216,000</TD><TD STYLE="width: 1%; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="width: 1%; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="width: 1%; font-size: 10pt; text-align: left">$</TD><TD STYLE="width: 11%; font-size: 10pt; text-align: right">714,000</TD><TD STYLE="width: 1%; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="width: 1%; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="width: 1%; font-size: 10pt; text-align: left">$</TD><TD STYLE="width: 11%; font-size: 10pt; text-align: right">2,541,000</TD><TD STYLE="width: 1%; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="width: 1%; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="width: 1%; font-size: 10pt; text-align: left">$</TD><TD STYLE="width: 11%; font-size: 10pt; text-align: right">1,287,000</TD><TD STYLE="width: 1%; font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left; padding-bottom: 1pt; padding-left: 9px">General and administrative</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">1,226,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">1,096,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">2,502,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">2,115,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left; padding-bottom: 1pt; padding-left: 9px">Total operating expenses</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">2,442,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">1,810,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">5,043,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">3,402,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left">Loss from operations</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">(2,442,000</TD><TD STYLE="font-size: 10pt; text-align: left">)</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">(1,810,000</TD><TD STYLE="font-size: 10pt; text-align: left">)</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">(5,043,000</TD><TD STYLE="font-size: 10pt; text-align: left">)</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">(3,402,000</TD><TD STYLE="font-size: 10pt; text-align: left">)</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left; padding-bottom: 1pt">Interest income</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">11,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">14,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">23,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">23,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left; padding-bottom: 2.5pt">Net Loss</TD><TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: left">$</TD><TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: right">(2,431,000</TD><TD STYLE="padding-bottom: 2.5pt; font-size: 10pt; text-align: left">)</TD><TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: left">$</TD><TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: right">(1,796,000</TD><TD STYLE="padding-bottom: 2.5pt; font-size: 10pt; text-align: left">)</TD><TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: left">$</TD><TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: right">(5,020,000</TD><TD STYLE="padding-bottom: 2.5pt; font-size: 10pt; text-align: left">)</TD><TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: left">$</TD><TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: right">(3,379,000</TD><TD STYLE="padding-bottom: 2.5pt; font-size: 10pt; text-align: left">)</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">Net Loss per share</TD><TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: left">$</TD><TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: right">(0.19</TD><TD STYLE="padding-bottom: 2.5pt; font-size: 10pt; text-align: left">)</TD><TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: left">$</TD><TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: right">(0.14</TD><TD STYLE="padding-bottom: 2.5pt; font-size: 10pt; text-align: left">)</TD><TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: left">$</TD><TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: right">(0.39</TD><TD STYLE="padding-bottom: 2.5pt; font-size: 10pt; text-align: left">)</TD><TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: left">$</TD><TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: right">(0.28</TD><TD STYLE="padding-bottom: 2.5pt; font-size: 10pt; text-align: left">)</TD></TR>
</TABLE>


<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"></P>

<P STYLE="text-align: center; font: bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; border-bottom: Black 1pt solid">Balance Sheets</P>



<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="text-align: center; font: bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%; font: 10pt Times New Roman, Times, Serif">
<TR STYLE="vertical-align: bottom">
    <TD STYLE="font-size: 10pt">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; font-weight: bold; text-align: center">June 30,</TD><TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; font-weight: bold; text-align: center">December 31,</TD><TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="font-size: 10pt">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; padding-bottom: 1pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; font-weight: bold; text-align: center; border-bottom: Black 1pt solid">2016</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; font-weight: bold">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; padding-bottom: 1pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="font-size: 10pt; font-weight: bold; text-align: center; border-bottom: Black 1pt solid">2015</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; font-weight: bold">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; font-weight: bold; text-decoration: underline">ASSETS</TD><TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; font-weight: bold; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; font-weight: bold; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left">Current Assets:</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="width: 72%; font-size: 10pt; text-align: left; padding-left: 9px">Cash and cash equivalents</TD><TD STYLE="width: 1%; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="width: 1%; font-size: 10pt; text-align: left">$</TD><TD STYLE="width: 11%; font-size: 10pt; text-align: right">5,373,000</TD><TD STYLE="width: 1%; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="width: 1%; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="width: 1%; font-size: 10pt; text-align: left">$</TD><TD STYLE="width: 11%; font-size: 10pt; text-align: right">10,985,000</TD><TD STYLE="width: 1%; font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left; padding-bottom: 1pt; padding-left: 9px">Prepaid expenses</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">535,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">203,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left; padding-left: 27px">Total current assets</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">5,908,000</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">11,188,000</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left">Fixed assets, net, and other assets</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">127,000</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">133,000</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left; padding-bottom: 1pt">Patents and other intangible assets, net</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">3,276,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">2,881,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left; padding-bottom: 2.5pt; padding-left: 18px">Total Assets</TD><TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: left">$</TD><TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: right">9,311,000</TD><TD STYLE="padding-bottom: 2.5pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: left">$</TD><TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: right">14,202,000</TD><TD STYLE="padding-bottom: 2.5pt; font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left; padding-left: 9px">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; font-weight: bold; text-decoration: underline; text-align: left">LIABILITIES AND STOCKHOLDERS' EQUITY</TD><TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; font-weight: bold; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; font-weight: bold; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; font-weight: bold; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left">Current Liabilities:</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left; padding-left: 9px">Accounts payable and accrued liabilities</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">$</TD><TD STYLE="font-size: 10pt; text-align: right">598,000</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">$</TD><TD STYLE="font-size: 10pt; text-align: right">495,000</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left; padding-left: 9px">Accrued compensation and taxes</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">719,000</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">1,109,000</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left; padding-bottom: 1pt; padding-left: 9px">Deferred rent</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">11,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">20,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left; padding-bottom: 1pt; padding-left: 27px">Total current liabilities</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">1,328,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">1,624,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left; padding-left: 36px">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left">Stockholders' Equity:</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left; padding-left: 9px">Common stock, $0.0001 par value, 12,956,882 and 12,868,943 shares issued and</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left; padding-left: 18px">outstanding at June 30, 2016 and December 31, 2015, respectively</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">1,000</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">1,000</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left; padding-left: 9px">Additional paid-in capital</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">42,160,000</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">41,735,000</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left; padding-bottom: 1pt; padding-left: 9px">Accumulated deficit</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">(34,178,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">)</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">(29,158,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">)</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left; padding-bottom: 1pt; padding-left: 27px">Total stockholders' equity</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">7,983,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="border-bottom: Black 1pt solid; font-size: 10pt; text-align: right">12,578,000</TD><TD STYLE="padding-bottom: 1pt; font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: rgb(204,238,255)">
    <TD STYLE="font-size: 10pt; text-align: left; padding-left: 18px">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: right">&nbsp;</TD><TD STYLE="font-size: 10pt; text-align: left">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom; background-color: White">
    <TD STYLE="font-size: 10pt; text-align: left; padding-bottom: 2.5pt; padding-left: 18px">Total Liabilities and Stockholders' Equity</TD><TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: left">$</TD><TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: right">9,311,000</TD><TD STYLE="padding-bottom: 2.5pt; font-size: 10pt; text-align: left">&nbsp;</TD><TD STYLE="font-size: 10pt; padding-bottom: 2.5pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: left">$</TD><TD STYLE="border-bottom: Black 2.5pt double; font-size: 10pt; text-align: right">14,202,000</TD><TD STYLE="padding-bottom: 2.5pt; font-size: 10pt; text-align: left">&nbsp;</TD></TR>
</TABLE>



<P STYLE="text-align: center; font: bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>

<P STYLE="text-align: center; font: bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"></P>

<P STYLE="text-align: center; font: bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"></P>

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<P STYLE="text-align: center; font: bold 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>For further information: </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Investor Relations: </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Matthew Selinger</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Three Part Advisors, LLC for ClearSign</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">+1 817-310-8776</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Media: </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Brittney Garneau</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Pierpont Communications for ClearSign</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">+1 713 627-2223</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">bgarneau@piercom.com</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white; color: #373737">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white; color: #373737"></P>

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end
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
