<SEC-DOCUMENT>0001558370-24-013304.txt : 20241015
<SEC-HEADER>0001558370-24-013304.hdr.sgml : 20241015
<ACCEPTANCE-DATETIME>20241015103054
ACCESSION NUMBER:		0001558370-24-013304
CONFORMED SUBMISSION TYPE:	S-8 POS
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20241015
DATE AS OF CHANGE:		20241015
EFFECTIVENESS DATE:		20241015

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ECOLAB INC.
		CENTRAL INDEX KEY:			0000031462
		STANDARD INDUSTRIAL CLASSIFICATION:	SOAP, DETERGENT, CLEANING PREPARATIONS, PERFUMES, COSMETICS [2840]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				410231510
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8 POS
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-39228
		FILM NUMBER:		241370057

	BUSINESS ADDRESS:	
		STREET 1:		1 ECOLAB PLACE
		CITY:			SAINT PAUL
		STATE:			MN
		ZIP:			55102
		BUSINESS PHONE:		18002326522

	MAIL ADDRESS:	
		STREET 1:		1 ECOLAB PLACE
		CITY:			SAINT PAUL
		STATE:			MN
		ZIP:			55102

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ECOLAB INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ECONOMICS LABORATORY INC
		DATE OF NAME CHANGE:	19861203
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8 POS
<SEQUENCE>1
<FILENAME>tmb-20241015xs8pos.htm
<DESCRIPTION>S-8 POS
<TEXT>
<!--Enhanced HTML document created with Toppan Merrill Bridge  10.6.125.0--><!--Created on: 10/14/2024 08:10:54 PM (UTC)--><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html><head><meta charset="UTF-8"><title></title></head><body><div style="margin-top:30pt;"></div><div style="max-width:100%;padding-left:11.76%;padding-right:11.76%;position:relative;"><div style="clear:both;max-width:100%;position:relative;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt 0pt 6pt 0pt;"><font style="font-family:'Times New Roman','Times','serif';">As filed with the Securities and Exchange Commission on October 15, 2024</font></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:right;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">Registration No. 33-39228</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:right;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">Registration No. 33-</b> <b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">56125</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:right;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">Registration No. 333-70835</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:right;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">Registration No. 333-163838</b></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:right;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:6pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1pt;padding-bottom:1pt;padding-top:1pt;text-align:center;border-bottom:1px solid #000000;border-top:3.0pt solid #000000;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:1pt;font-weight:bold;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:4pt;font-weight:bold;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;text-transform:uppercase;">UNITED STATES</b></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;text-transform:uppercase;">SECURITIES AND EXCHANGE COMMISSION</b></p><p style="font-family:'Aptos';font-size:11pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">Washington</b><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;text-transform:uppercase;">, D.C. 20549</b></p><div style="font-family:'Aptos';font-size:11.0pt;margin-bottom:6pt;min-height:1.19em;position:relative;width:100%;"><hr noshade="true" color="#000000" size="0.75" width="25.0%" style="background-color:#000000;color:#000000;height:1px;position:relative;top:0.6em;border:none;margin:0 auto;" align="center"></div><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt 0pt 6pt 0pt;"><font style="font-family:'Times New Roman','Times','serif';font-style:italic;font-weight:bold;text-transform:uppercase;">post-effective amendment no. 1 to:</font></p><p style="font-family:'Aptos';font-size:11pt;line-height:1.19;text-align:center;margin:0pt 0pt 6pt 0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;text-transform:uppercase;">FORM S-8 REGISTRATION STATEMENT NO. </b><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">33-39228</b></p><p style="font-family:'Aptos';font-size:11pt;line-height:1.19;text-align:center;margin:0pt 0pt 6pt 0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;text-transform:uppercase;">FORM S-8 REGISTRATION STATEMENT NO. </b><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">33-</b> <b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">56125</b></p><p style="font-family:'Aptos';font-size:11pt;line-height:1.19;text-align:center;margin:0pt 0pt 6pt 0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;text-transform:uppercase;">FORM S-8 REGISTRATION STATEMENT NO. </b><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">333-70835</b></p><p style="font-family:'Aptos';font-size:11pt;line-height:1.19;text-align:center;margin:0pt 0pt 6pt 0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;text-transform:uppercase;">FORM S-8 REGISTRATION STATEMENT NO. </b><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">333-163838</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-style:italic;font-weight:bold;text-transform:uppercase;">UNDER THE SECURITIES ACT OF 1933</font></p><div style="font-family:'Aptos';font-size:11.0pt;margin-bottom:6pt;min-height:1.19em;position:relative;width:100%;"><hr noshade="true" color="#000000" size="0.75" width="25.0%" style="background-color:#000000;color:#000000;height:1px;position:relative;top:0.6em;border:none;margin:0 auto;" align="center"></div><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-size:16pt;font-weight:bold;text-transform:uppercase;">ecolab inc.</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt 0pt 6pt 0pt;"><font style="font-family:'Times New Roman','Times','serif';">(Exact name of registrant as specified in its charter)</font></p><div style="font-family:'Aptos';font-size:11.0pt;margin-bottom:6pt;min-height:1.19em;position:relative;width:100%;"><hr noshade="true" color="#000000" size="0.75" width="25.0%" style="background-color:#000000;color:#000000;height:1px;position:relative;top:0.6em;border:none;margin:0 auto;" align="center"></div><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;margin:0pt 0pt 6pt 0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:8pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><div style="padding-left:54.9pt;" align="left"><table style="border-collapse:collapse;font-size:16pt;height:max-content;table-layout:auto;width:84.61%;"><tr style="height:1pt;"><td style="vertical-align:top;width:45.3%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:1pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></div></div></td><td style="vertical-align:top;width:18.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:1pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></div></div></td><td style="vertical-align:top;width:36.36%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:1pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></div></div></td></tr><tr><td style="vertical-align:top;width:45.3%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">Delaware</b></p></td><td style="vertical-align:top;width:18.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:36.36%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">41-0231510</b></p></td></tr><tr><td style="vertical-align:top;width:45.3%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Aptos';font-size:9pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">(State or other jurisdiction of</font></p><p style="font-family:'Aptos';font-size:9pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">incorporation or organization)</font></p></td><td style="vertical-align:top;width:18.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:9pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:36.36%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Aptos';font-size:9pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">(I.R.S. Employer</font></p><p style="font-family:'Aptos';font-size:9pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">Identification No.)</font></p></td></tr></table></div><p style="font-family:'Aptos';font-size:12pt;line-height:10pt;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><div style="padding-left:54.9pt;" align="left"><table style="border-collapse:collapse;font-size:16pt;height:max-content;table-layout:auto;width:84.61%;"><tr style="height:1pt;"><td style="vertical-align:top;width:45.3%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';text-transform:uppercase;">Ecolab Place</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:1pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></div></div></td><td style="vertical-align:top;width:18.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:1pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></div></div></td><td style="vertical-align:top;width:36.36%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-weight:bold;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-weight:bold;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:1pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></div></div></td></tr><tr><td style="vertical-align:top;width:45.3%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">1 Ecolab Place</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">St. Paul, Minnesota</b></p></td><td style="vertical-align:top;width:18.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-weight:bold;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:36.36%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-weight:bold;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">55102</b></p></td></tr><tr><td style="vertical-align:top;width:45.3%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Aptos';font-size:9pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">(Address of Principal Executive Offices)</font></p></td><td style="vertical-align:top;width:18.33%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:9pt;font-weight:bold;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:36.36%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Aptos';font-size:9pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">(Zip Code)</font></p></td></tr></table></div><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:8pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt 0pt 10pt 0pt;"><font style="font-family:'Times New Roman','Times','serif';text-transform:uppercase;">_______________________</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;text-transform:uppercase;">ecolab limited - Ecolab New Zealand Share Purchase Plan</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">(Full title of the plan)</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-weight:bold;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">Jandeen M. Boone</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">Executive Vice President, General Counsel and Secretary</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">Ecolab Inc.</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">1 Ecolab Place</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">St. Paul, Minnesota 55102</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;text-transform:uppercase;">1-800-232-6522</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">(Name, address and telephone number, including area code, of agent for service)</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.38;margin-bottom:8pt;text-transform:uppercase;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of &#8220;large accelerated filer,&#8221; &#8220;accelerated filer,&#8221; &#8220;smaller reporting company,&#8221; and &#8220;emerging growth company&#8221; in Rule&#160;12b-2 of the Exchange Act.</font></p><div><table style="border-collapse:collapse;font-size:16pt;height:max-content;margin-left:auto;margin-right:auto;padding-left:0pt;padding-right:0pt;width:63.39%;" align="center"><tr style="height:1pt;"><td style="vertical-align:bottom;width:34.15%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:1pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:1pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></div></div></td><td style="vertical-align:bottom;width:24.26%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"></div></div></td><td style="vertical-align:bottom;width:40.73%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"></div></div></td><td style="vertical-align:bottom;width:0.84%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"></div></div></td></tr><tr><td style="vertical-align:top;width:34.15%;margin:0pt;padding:0pt;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:right;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">Large accelerated filer&#160;</font><font style="font-family:'Wingdings';">&#254;</font><font style="font-family:'Times New Roman','Times','serif';"> </font></p></td><td style="vertical-align:bottom;width:24.26%;margin:0pt;padding:0pt;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:right;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">&#160;</font></p></td><td style="vertical-align:top;width:40.73%;margin:0pt;padding:0pt;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">Accelerated filer&#160;</font><font style="font-family:'Wingdings';">o</font><font style="font-family:'Times New Roman','Times','serif';"> </font></p></td><td style="vertical-align:bottom;width:0.84%;margin:0pt;padding:0pt;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:right;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">&#160;</font></p></td></tr><tr><td style="vertical-align:top;width:34.15%;margin:0pt;padding:0pt;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:right;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">Non-accelerated filer&#160;</font><font style="font-family:'Wingdings';">o</font><font style="font-family:'Times New Roman','Times','serif';"> </font></p></td><td style="vertical-align:bottom;width:24.26%;margin:0pt;padding:0pt;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:right;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:40.73%;margin:0pt;padding:0pt;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">Smaller reporting company&#160;</font><font style="font-family:'Wingdings';">o</font></p></td><td style="vertical-align:bottom;width:0.84%;margin:0pt;padding:0pt;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:right;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></td></tr><tr><td style="vertical-align:top;width:34.15%;margin:0pt;padding:0pt;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:right;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:bottom;width:24.26%;margin:0pt;padding:0pt;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:right;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:40.73%;margin:0pt;padding:0pt;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">Emerging growth company&#160;</font><font style="font-family:'Wingdings';">o</font></p></td><td style="vertical-align:bottom;width:0.84%;margin:0pt;padding:0pt;"><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:right;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></td></tr></table></div><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:7pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act.&#160;</font><font style="font-family:'Wingdings';">o</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:center;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:4pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1pt;padding-bottom:1pt;padding-top:1pt;text-align:center;border-bottom:3.0pt solid #000000;border-top:1px solid #000000;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:1pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.07;margin:0pt 0pt 6pt 0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="display:none;line-height:0pt;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:0pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p></div></div><hr style="background-color:#000000;clear:both;color:#000000;height:2pt;line-height:0;margin-bottom:30pt;margin-left:11.76%;margin-right:11.76%;margin-top:30pt;page-break-after:always;width:76.47%;border-width:0;"><div style="max-width:100%;padding-left:11.76%;padding-right:11.76%;position:relative;"><div style="clear:both;max-width:100%;position:relative;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;text-indent:36pt;margin:0pt 0pt 12pt 0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">DEREGISTRATION OF SECURITIES</b></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-indent:36pt;margin:0pt 0pt 12pt 0pt;"><font style="font-family:'Times New Roman','Times','serif';">Ecolab Inc. (the &#8220;Company&#8221;) is filing this Post-Effective Amendment No.1 to the following Registration Statements on Form S-8 (collectively, the &#8220;Prior Registration Statements&#8221;) filed with the U.S. Securities and Exchange Commission (the &#8220;SEC&#8221;) in order to terminate all offerings under the Prior Registration Statements and to deregister any and all shares of the Company&#8217;s common stock, $1.00 per share par value per share (&#8220;Common Stock&#8221;), that remain unsold as of the date hereof, together with any and all other securities registered but unsold as of the date hereof thereunder:</font></p><table border="0" cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:'Aptos';font-size:12pt;line-height:1.19;margin-bottom:0pt;margin-top:0pt;table-layout:fixed;width:100%;border:0pt;"><tr><td style="width:36pt;"></td><td style="font-family:'Times New Roman','Times','serif';font-size:14pt;vertical-align:text-top;white-space:nowrap;width:36pt;padding:0pt;">&#9679;</td><td style="padding:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-style:normal;font-weight:normal;">Registration Statement on Form S-8 filed with the SEC effective March 7, 1991, (Registration No. 33-39228), registering 6,000 shares of Common Stock pursuant to the Ecolab Limited - Ecolab New Zealand Share Purchase Plan (&#8220;Plan&#8221;).</font></td></tr></table><table border="0" cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:'Aptos';font-size:12pt;line-height:1.19;margin-bottom:0pt;margin-top:0pt;table-layout:fixed;width:100%;border:0pt;"><tr><td style="width:36pt;"></td><td style="font-family:'Times New Roman','Times','serif';font-size:14pt;vertical-align:text-top;white-space:nowrap;width:36pt;padding:0pt;">&#9679;</td><td style="padding:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-style:normal;font-weight:normal;">Registration Statement on Form S-8 filed with the SEC effective October 21, 1994, (Registration No. 33- 56125), registering 10,000 additional shares of Common Stock pursuant to the Plan.</font></td></tr></table><table border="0" cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:'Aptos';font-size:12pt;line-height:1.19;margin-bottom:0pt;margin-top:0pt;table-layout:fixed;width:100%;border:0pt;"><tr><td style="width:36pt;"></td><td style="font-family:'Times New Roman','Times','serif';font-size:14pt;vertical-align:text-top;white-space:nowrap;width:36pt;padding:0pt;">&#9679;</td><td style="padding:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-style:normal;font-weight:normal;">Registration Statement on Form S-8 filed with the SEC effective January 20, 1999 (Registration No. 333-70835), registering 50,000 additional shares of Common Stock pursuant to the Plan.</font></td></tr></table><table border="0" cellpadding="0" cellspacing="0" style="border-collapse:collapse;font-family:'Aptos';font-size:12pt;line-height:1.19;margin-bottom:0pt;margin-top:0pt;table-layout:fixed;width:100%;border:0pt;"><tr><td style="width:36pt;"></td><td style="font-family:'Times New Roman','Times','serif';font-size:14pt;vertical-align:text-top;white-space:nowrap;width:36pt;padding:0pt;">&#9679;</td><td style="padding:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-style:normal;font-weight:normal;">Registration Statement on Form S-8 filed with the SEC effective December 18, 2009 (Registration No. 333-163838), registering 100,000 additional shares of Common Stock pursuant to the Plan.</font></td></tr></table><div style="margin-top:12pt;"></div><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-indent:36pt;margin:0pt 0pt 12pt 0pt;"><font style="font-family:'Times New Roman','Times','serif';">The Company is filing this Post-Effective Amendment No. 1 solely to reflect the termination of any shares of Common Stock that remain unsold or unissued under the Plan and terminate the effectiveness of the Prior Registration Statements. This filing is made in accordance with an undertaking made by the Company in the Form S-8 to remove from registration by means of a post-effective amendment any securities that had been registered for issuance but remain unsold at the termination of the offering.</font></p><p style="display:none;line-height:0pt;text-indent:36pt;margin:0pt 0pt 12pt 0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:0pt;font-weight:bold;line-height:1.38;margin-bottom:8pt;text-transform:uppercase;visibility:hidden;">&#8203;</font></p></div></div><hr style="background-color:#000000;clear:both;color:#000000;height:2pt;line-height:0;margin-bottom:30pt;margin-left:11.76%;margin-right:11.76%;margin-top:30pt;page-break-after:always;width:76.47%;border-width:0;"><div style="max-width:100%;padding-left:11.76%;padding-right:11.76%;position:relative;"><div style="clear:both;max-width:100%;position:relative;"><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-align:center;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;text-transform:uppercase;">SIGNATURES</b></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-indent:36pt;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">Pursuant to the requirements of the Securities Act of 1933, the registrant certifies that it has reasonable grounds to believe that it meets all of the requirements of filing on Form S-8 and has duly caused this Post-Effective Amendment to the Registration Statements to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of St. Paul, State of Minnesota, on October 14, 2024.</font></p><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><div style="margin-left:0pt;"><table style="border-collapse:collapse;font-size:16pt;height:max-content;margin-left:auto;margin-right:auto;padding-left:0pt;padding-right:0pt;width:100%;" align="center"><tr style="height:1pt;"><td style="vertical-align:top;width:49.9%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';visibility:hidden;">&#8203;</font></p></div></div></td><td style="vertical-align:top;width:3.08%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"></div></div></td><td style="vertical-align:top;width:47%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"></div></div></td></tr><tr><td style="vertical-align:top;width:49.9%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';visibility:hidden;">&#8203;</font></p></td><td colspan="2" style="vertical-align:top;width:50.09%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;text-align:justify;margin:0pt;"><b style="font-family:'Times New Roman','Times','serif';font-weight:bold;">ECOLAB INC.</b></p></td></tr><tr><td style="vertical-align:top;width:49.9%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';visibility:hidden;">&#8203;</font></p></td><td colspan="2" style="vertical-align:top;width:50.09%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';visibility:hidden;">&#8203;</font></p></td></tr><tr><td style="vertical-align:top;width:49.9%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:3.08%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">By:</font></p></td><td style="vertical-align:top;width:47%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">/s/Jandeen M. Boone</font></p></td></tr><tr><td style="vertical-align:top;width:49.9%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:3.08%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:47%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">Jandeen M. Boone</font></p></td></tr><tr><td style="vertical-align:top;width:49.9%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:3.08%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:47%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">Executive Vice President, General Counsel</font></p></td></tr><tr><td style="vertical-align:top;width:49.9%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;text-align:justify;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:3.08%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';visibility:hidden;">&#8203;</font></p></td><td style="vertical-align:top;width:47%;margin:0pt;padding:0pt;"><p style="font-family:'Calibri','Helvetica','sans-serif';font-size:10pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">and Secretary</font></p></td></tr></table></div><p style="font-family:'Aptos';font-size:12pt;line-height:1.19;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.38;margin-bottom:8pt;visibility:hidden;">&#8203;</font></p><p style="font-family:'Aptos';font-size:10pt;line-height:1.19;text-indent:36pt;margin:0pt;"><font style="font-family:'Times New Roman','Times','serif';">No other person is required to sign this Post-Effective Amendment in reliance upon Rule 478 under the Securities Act of 1933, as amended.</font></p></div></div><hr style="background-color:#000000;clear:both;color:#000000;height:2pt;line-height:0;margin-left:11.76%;margin-right:11.76%;margin-top:30pt;page-break-after:avoid;width:76.47%;border-width:0;"></body></html>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
