<SEC-DOCUMENT>0001387131-23-003876-index.html : 20230322
<SEC-HEADER>0001387131-23-003876.hdr.sgml : 20230322
<ACCEPTANCE-DATETIME>20230322162415
ACCESSION NUMBER:		0001387131-23-003876
CONFORMED SUBMISSION TYPE:	DEF 14A
PUBLIC DOCUMENT COUNT:		68
FILED AS OF DATE:		20230322
DATE AS OF CHANGE:		20230322

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INNOSPEC INC.
		CENTRAL INDEX KEY:			0001054905
		STANDARD INDUSTRIAL CLASSIFICATION:	CHEMICALS & ALLIED PRODUCTS [2800]
		IRS NUMBER:				981081725
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEF 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13879
		FILM NUMBER:		23753224

	BUSINESS ADDRESS:	
		STREET 1:		8310 SOUTH VALLEY HIGHWAY
		STREET 2:		SUITE 350
		CITY:			ENGLEWOOD
		STATE:			CO
		ZIP:			80112
		BUSINESS PHONE:		7203556451

	MAIL ADDRESS:	
		STREET 1:		8310 SOUTH VALLEY HIGHWAY
		STREET 2:		SUITE 350
		CITY:			ENGLEWOOD
		STATE:			CO
		ZIP:			80112

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	OCTEL CORP
		DATE OF NAME CHANGE:	19980209
</SEC-HEADER>
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<TYPE>DEF 14A
<SEQUENCE>1
<FILENAME>iosp-def14a_050423.htm
<DESCRIPTION>DEF 14A
<TEXT>
Document 1 - file: iosp-def14a_050423.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.SCH <SEQUENCE>2 <FILENAME>iosp-20221231.xsd <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT <TEXT> Document 2 - file: iosp-20221231.xsd
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.DEF <SEQUENCE>3 <FILENAME>iosp-20221231_def.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT <TEXT> Document 3 - file: iosp-20221231_def.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.LAB <SEQUENCE>4 <FILENAME>iosp-20221231_lab.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT <TEXT> Document 4 - file: iosp-20221231_lab.xml
</DOCUMENT> <DOCUMENT> <TYPE>EX-101.PRE <SEQUENCE>5 <FILENAME>iosp-20221231_pre.xml <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT <TEXT> Document 5 - file: iosp-20221231_pre.xml
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>image_001.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 6 - file: image_001.jpg
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>innospec-invsocgov.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 8 - file: innospec-invsocgov.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>iosp-def14a_050423img001.gif <DESCRIPTION>GRAPHIC <TEXT> Document 9 - file: iosp-def14a_050423img001.gif
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>11 <FILENAME>iosp-def14a_050423img003.gif <DESCRIPTION>GRAPHIC <TEXT> Document 11 - file: iosp-def14a_050423img003.gif
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>22 <FILENAME>iosp-def14a_050423img014.gif <DESCRIPTION>GRAPHIC <TEXT> Document 22 - file: iosp-def14a_050423img014.gif
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>32 <FILENAME>iosp-def14a_050423img027.gif <DESCRIPTION>GRAPHIC <TEXT> Document 32 - file: iosp-def14a_050423img027.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>33 <FILENAME>iosp-def14a_050423img028.gif <DESCRIPTION>GRAPHIC <TEXT> Document 33 - file: iosp-def14a_050423img028.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>34 <FILENAME>iosp-def14a_050423img029.gif <DESCRIPTION>GRAPHIC <TEXT> Document 34 - file: iosp-def14a_050423img029.gif
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>36 <FILENAME>iosp-def14a_050423img031.gif <DESCRIPTION>GRAPHIC <TEXT> Document 36 - file: iosp-def14a_050423img031.gif
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>39 <FILENAME>iosp-def14a_050423img034.gif <DESCRIPTION>GRAPHIC <TEXT> Document 39 - file: iosp-def14a_050423img034.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>40 <FILENAME>iosp-def14a_050423img035.gif <DESCRIPTION>GRAPHIC <TEXT> Document 40 - file: iosp-def14a_050423img035.gif
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>44 <FILENAME>iosp-def14a_050423img039.gif <DESCRIPTION>GRAPHIC <TEXT> Document 44 - file: iosp-def14a_050423img039.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>45 <FILENAME>iosp-def14a_050423img040.gif <DESCRIPTION>GRAPHIC <TEXT> Document 45 - file: iosp-def14a_050423img040.gif
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>48 <FILENAME>iosp-def14a_050423img043.gif <DESCRIPTION>GRAPHIC <TEXT> Document 48 - file: iosp-def14a_050423img043.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>49 <FILENAME>iosp-def14a_050423img044.gif <DESCRIPTION>GRAPHIC <TEXT> Document 49 - file: iosp-def14a_050423img044.gif
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</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>52 <FILENAME>proxycard001.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 52 - file: proxycard001.jpg
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