Second Quarter 2022 Investor Review 1 August 3, 2022 THREE INDUSTRY LEADERS UNITED INTO ONE COMPANY 2022 CLEAN HARBORS - CONFIDENTIAL Forward Looking Statements and GAAP Disclaimer These slides contain (and the accompanying oral discussion will contain) forward-looking statements, which are generally identifiable by use of the words "believes," "expects," "intends," "anticipates," "plans to," "seeks," "should," "estimates," "projects," "may," "likely" or similar expressions. Such statements may include, but ...

Table of Contents Title of each class Trading Symbol Name of each exchange on which registered Common Stock, $0.01 par value CLH New York Stock Exchange UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 _______________________ FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIO ...

Stifel 2022 Cross Sector Insight Conference 1 June 8, 2022 THREE INDUSTRY LEADERS UNITED INTO ONE COMPANY 2022 CLEAN HARBORS - CONFIDENTIAL Forward Looking Statements and GAAP Disclaimer These slides contain (and the accompanying oral discussion will contain) forward-looking statements, which are generally identifiable by use of the words "believes," "expects," "intends," "anticipates," "plans to," "seeks," "should," "estimates," "projects," "may," "likely" or similar expressions. Such statements may includ ...

Clean Harbors, Inc. (NYSE:CLH) Q1 2022 Earnings Conference Call April 4, 2022 9:00 AM ET Company Participants Michael McDonald - General Counsel Alan McKim - Chairman, President and Chief Executive Officer Michael Battles - EVP and Chief Financial Officer Eric Gerstenberg - President and Chief Operating Officer Jim Buckley - SVP of Investor Relations Conference Call Participants David Manthey - Baird Adam Bubes - Goldman Sachs Tyler Brown - Raymond James Jim Ricchiuti - Needham Michael Hoffman - Stifel Noah ...

First Quarter 2022 Investor Review 1 May 4, 2022 THREE INDUSTRY LEADERS UNITED INTO ONE COMPANY 2022 CLEAN HARBORS - CONFIDENTIAL Forward Looking Statements and GAAP Disclaimer These slides contain (and the accompanying oral discussion will contain) forward-looking statements, which are generally identifiable by use of the words "believes," "expects," "intends," "anticipates," "plans to," "seeks," "should," "estimates," "projects," "may," "likely" or similar expressions. Such statements may include, but are ...

Table of Contents Title of each class Trading Symbol Name of each exchange on which registered Common Stock, $0.01 par value CLH New York Stock Exchange UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 _______________________ FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERI ...

Clean Harbors, Inc. (NYSE:CLH) Q4 2021 Earnings Conference Call February 23, 2022 9:00 AM ET Company Participants Michael McDonald - General Counsel Alan McKim - Chairman, President and Chief Executive Officer Mike Battles - EVP and Chief Financial Officer Eric Gerstenberg - President and Chief Operating Officer Jim Buckley - SVP of Investor Relations Conference Call Participants Tyler Brown - Raymond James Noah Kaye - Oppenheimer Mario Cortellacci - Jefferies Michael Hoffman - Stifel David Manthey - Baird ...

Fourth Quarter and Full-Year 2021 Investor Review February 23, 2022 1 40 YEARS OF SUSTAINABILITY IN ACTION Forward Looking Statements and GAAP Disclaimer These slides contain (and the accompanying oral discussion will contain) forward-looking statements, which are generally identifiable by use of the words "believes," "expects," "intends," "anticipates," "plans to," "seeks," "should," "estimates," "projects," "may," "likely" or similar expressions. Such statements may include, but are not limited to, statem ...

Table Of Contents Common Stock, $0.01 par value CLH New York Stock Exchange UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ___________________________________________________________________________________________________________ FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 COMMISSION FILE NO. 0 ...

24th Annual Needham Growth Conference January 11, 2022 40 YEARS OF SUSTAINABILITY IN ACTION 1 Forward Looking Statements and GAAP Disclaimer These slides contain (and the accompanying oral discussion will contain) forward-looking statements, which are generally identifiable by use of the words "believes," "expects," "intends," "anticipates," "plans to," "seeks," "should," "estimates," "projects," "may," "likely" or similar expressions. Such statements may include, but are not limited to, statements about fu ...