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Clean Harbors Executive Compensation (FY25)

CLH · Norwell, MA · Executive and director compensation, fiscal 2022 to 2025
Chief executive, fiscal 2025
◇
Eric Gerstenberg
Median of the other named officers
$2,120,017
5 officers, excluding the chief executive
Latest say-on-pay support
=
May 20, 2026
Chief executive pay ratio
◇
To the median employee
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Data as of November 4, 2026Latest filing (8-K): May 20, 2026
13 filings cited on this page
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313 figures on this page: 305 cited to the filing that reported them, 8 calculated from figures it prints. See the citations

More on Clean Harbors

Five data products on this company. Each one is requested through the developer setup page.
What changed from fiscal 2024 to fiscal 2025
The figures that moved, and by how much. Analysis of these figures is part of the Velarion platform.
Chief executive of record: Michael Battles → Eric Gerstenberg
Say-on-pay support: 95.6% → 94.5% (1.1 points lower)
CEO pay ratio: 63:1 → 69:1 (9.5% higher)

Frequently asked questions

Answers drawn from the data on this page.
Who is Clean Harbors' chief executive and what were they paid?
Eric Gerstenberg was paid $5,929,422 in total compensation as Co-Chief Executive Officer and Co-President for fiscal 2025.
What was Clean Harbors' say-on-pay result?
Shareholders supported the say-on-pay proposal with 94.5% of votes cast including abstentions in favor at the meeting held May 20, 2026 for fiscal 2025.
Which companies are in Clean Harbors' peer group?
The disclosed peer group names ABM Industries Incorporated, Advanced Drainage, Inc., APi Group Corporation, Chemed Corporation and Darling Ingredients Inc., among others.
What is Clean Harbors' chief executive pay ratio?
The disclosed chief executive pay ratio for fiscal 2025 is 69:1, against median employee compensation of $86,500.

Executive compensation

Every element reported for each named executive officer, by fiscal year.
Fiscal 2022
OfficerSalaryBonusStock awardsOption awardsNon-equity incentivePension and deferred earningsAll other compensationTotal
Alan McKim
Executive Chairman and Chief Technology Officer
◇—◇—◇—◇◇
Eric Gerstenberg
Co-Chief Executive Officer and Co-President
◇—◇—◇—◇◇
Fiscal 2023
OfficerSalaryBonusStock awardsOption awardsNon-equity incentivePension and deferred earningsAll other compensationTotal
Eric Gerstenberg
Co-Chief Executive Officer and Co-President
◇—◇—◇—◇◇
Michael Battles
Co-Chief Executive Officer and Co-President
◇—◇—◇—◇◇
Alan McKim
Executive Chairman and Chief Technology Officer
◇———◇—◇◇
Brian Weber
President, Safety-Kleen Sustainability Solutions
◇—◇—◇—◇◇
Robert Speights
President, Industrial Services
◇—◇—◇—◇◇
Sharon Gabriel
Executive Vice President and Chief Information Officer
◇—◇—◇—◇◇
Eric Dugas
Executive Vice President and Chief Financial Officer
◇—◇—◇—◇◇
Fiscal 2024
OfficerSalaryBonusStock awardsOption awardsNon-equity incentivePension and deferred earningsAll other compensationTotal
Michael Battles
Co-Chief Executive Officer and Co-President
◇—◇—◇—◇◇
Jeroen Diderich
President, Environmental Sales
◇◇◇—◇—◇◇
Alan McKim
Executive Chairman and Chief Technology Officer
◇———◇—◇◇
Sharon Gabriel
Executive Vice President and Chief Information Officer
◇—◇—◇—◇◇
Eric Dugas
Executive Vice President and Chief Financial Officer
◇—◇—◇—◇◇
Fiscal 2025
OfficerSalaryBonusStock awardsOption awardsNon-equity incentivePension and deferred earningsAll other compensationTotal
Eric Gerstenberg
Co-Chief Executive Officer and Co-President
◇—◇—◇—◇◇
Michael Battles
Co-Chief Executive Officer and Co-President
◇—◇—◇—◇◇
Alan McKim
Executive Chairman and Chief Technology Officer
◇———◇—◇◇
Brian Weber
President, Safety-Kleen Sustainability Solutions
◇—◇—◇—◇◇
Jeroen Diderich
President, Environmental Sales & Services
◇—◇—◇—◇◇
Eric Dugas
Executive Vice President and Chief Financial Officer
◇—◇—◇—◇◇
A dash means the company reported no figure in that column. $0 is shown only where the filing prints a zero. A negative change in pension value is shown but, as the company reports it, not included in the total.

Equity awards granted

Individual awards as disclosed: type, date, unit counts at each level, and grant date value.
Fiscal 2025
OfficerAwardGrant dateThreshold unitsTarget unitsUnits grantedMaximum unitsExercise priceGrant date fair value
Brian P. WeberRSU◇——◇——◇
Brian P. WeberPSU◇◇◇—◇—◇
Eric J. DugasRSU◇——◇——◇
Eric J. DugasPSU◇◇◇—◇—◇
Eric W. GerstenbergPSU◇◇◇—◇—◇
Eric W. GerstenbergRSU◇——◇——◇
Jeroen DiderichRSU◇——◇——◇
Jeroen DiderichPSU◇◇◇—◇—◇
Michael L. BattlesPSU◇◇◇—◇—◇
Michael L. BattlesRSU◇——◇——◇
Fiscal 2024 are included in the PDF.
A dash means the company reported no figure in that column. $0 is shown only where the filing prints a zero. Threshold, target and maximum apply only to performance awards and are never shown for time-based or option awards.

Outstanding awards

Awards still held at fiscal year end.
As disclosed at fiscal 2025 year end
OfficerAwardUnvested unitsMarket value of unvested unitsExercise priceExpires
Eric GerstenbergRSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
Michael BattlesRSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
Jeroen DiderichRSU◇◇——
RSU◇◇——
RSU◇◇——
Alan McKimRSU◇◇——
RSU◇◇——
Brian WeberRSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
Eric DugasRSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
RSU◇◇——
A dash means the company reported no figure in that column. $0 is shown only where the filing prints a zero.

Severance and change in control

The terms as written in the agreements.
Alan McKim
Executive Chairman and Chief Technology Officer · Severance agreement
Severance multiple◇
Severance base◇
Change-in-control multiple◇
Change-in-control base◇
Benefits continuation on change in control◇
Benefits continuation◇
Non-compete period◇
Non-solicit period◇
Eric Gerstenberg
Co-Chief Executive Officer and Co-President · Severance agreement
Severance multiple◇
Jeroen Diderich
President, Environmental Sales & Services · Terms as described in the company’s compensation discussion
Severance multiple◇
Severance cash amount◇
Change-in-control multiple◇
Benefits continuation on change in control◇
Benefits continuation◇
Michael Battles
Co-Chief Executive Officer and Co-President · Severance agreement
Severance multiple◇

Director compensation

What each non-employee director was paid.
Fiscal 2025
DirectorFees earned in cashStock awardsOption awardsNon-equity incentivePension and deferred earningsAll other compensationTotal
Edward G. Galante
Lead independent director
◇◇————◇
Marcy L. Reed
◇◇————◇
Alison A. Quirk
◇◇————◇
Lauren C. States
◇◇————◇
John R. Welch
◇◇————◇
John T. Preston
◇◇————◇
Robert J. Willett
◇◇————◇
Andrea Robertson
◇◇————◇
Karyn Polito
◇◇————◇
Shelley Stewart, Jr
◇◇————◇
Eric W. Gerstenberg, Alan S. McKim and Michael L. Battles served on the board in fiscal 2025 and received no compensation for board service. Executive directors are typically paid through their executive roles, shown above.
Earlier years are included in the PDF.
A dash means the company reported no figure in that column. $0 is shown only where the filing prints a zero.

Director fee schedule

The standing retainers and premiums the board pays, as published.
Board cash retainer◇
Board equity retainer◇
Total board retainer◇
Lead independent director premium◇
Audit committee chair◇
Compensation committee chair◇
Nominating and governance chair◇
Equity is delivered as Restricted Stock.

Disclosed peer group

The companies this board named as its compensation comparison group. The list is disclosure; the comparison is analysis.
Fiscal 2025
  • ABM Industries Incorporated ABM
  • Advanced Drainage, Inc. WMS
  • APi Group Corporation APG
  • Chemed Corporation CHE
  • Darling Ingredients Inc. DAR
  • Ecolab Inc. ECL
  • EMCOR, Inc. EME
  • Enviri Corporation NVRI
  • GFL Environmental Inc. GFL
  • Huntsman Corporation HUN
  • Iron Mountain, Inc. IRM
  • KBR, Inc. KBR
  • Republic Services, Inc. RSG
  • Rollins, Inc ROL
  • Stericycle SRCL
  • Tetra Tech Inc. TTEK
  • The Chemours Company CC
  • Waste Connections, Inc. WCN
  • Waste Management, Inc. WM

Say-on-pay history

Shareholder support for the compensation program, by year.
YearMeetingSupportVotes forVotes againstAbstentions
2025May 20, 2026=◇◇◇
2024May 21, 2025=◇◇◇
2023May 22, 2024=◇◇◇
2022May 24, 2023=◇◇◇
2021May 25, 2022=◇◇◇
2020June 2, 2021=◇◇◇
2019June 3, 2020=◇◇◇
2017June 6, 2018=◇◇◇

Chief executive pay ratio

As calculated and reported by the company.
Ratio
◇
Median employee compensation
◇
Chief executive total compensation
◇

Ask our research desk — $99, 24h, every figure cited to its filing.

Sample answer — “What is the CEO’s total compensation?”
- Eric Gerstenberg (Co-Chief Executive Officer and Co-President), FY2025 total compensation $5,929,422 (base salary $1,000,000) [exec_comp, SEC accession 0000822818-26-000013, filed 2026-04-10]

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What this page does not include

Everything above is a fact Clean Harbors disclosed, and it is free. Everything below is our analysis of those facts, and it is not.
Peer benchmarking
Where Clean Harbors sits against its disclosed peers — percentile position by role and by pay element, and the ranking behind it. The disclosed peer group is free; comparisons across it are part of the Velarion platform.
Executive Compensation Report — $500
Written compensation analysis
A read of the pay program as designed and as paid: incentive structure, goal rigor, the alignment between the committee's stated philosophy and what the numbers show.
Executive Compensation Report — $500
Board and governance analysis
Committee composition, independence, director pay positioning, and the governance provisions read together rather than listed.
Board Governance Report — $500
Realizable pay
What the awards above are actually worth today against what they were valued at on grant, and what the gap says about the pay-for-performance link.
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Adviser switching and vote outcomes
Two datasets covering compensation-adviser changes and what followed a contested vote. Both are part of the Velarion platform.
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Citations

Every figure on this page is cited to the document that reported it. Select any figure to see its citation.
313 figures on this page: 305 cited to the filing that reported them, 8 calculated from figures it prints.
305 cited to the filing
8 calculated from the filing

Documents cited

  1. 0000822818-26-000028
    59,351 712,444 1,506,533 (2) Approval, on a non-binding, advisory basis, of the compensation of the Company’s named executive officers as described in the 2026 Proxy Statement.
  2. 0000822818-26-000013
    2025 Summary Compensation Table · CEO pay ratio · DIRECTOR COMPENSATION · Outstanding Equity Awards at Fiscal Year-End · and 1 more section
  3. 0000822818-25-000023
  4. 0000822818-25-000011
    2024 Summary Compensation Table · Compensation Discussion and Analysis
  5. 0000822818-24-000023
  6. 0000822818-24-000015
    2023 Summary Compensation Table · DIRECTOR COMPENSATION
  7. 0000822818-23-000035
  8. 0000822818-23-000025
    Summary Compensation Table
  9. 0000822818-22-000029
  10. 0000822818-21-000024
  11. 0000822818-20-000016
  12. 0000822818-18-000031
  13. 0001047469-11-001635
    Employment Agreement
Cite this data
This page is free to cite. Attribution we ask for:
Velarion, “Clean Harbors executive compensation, FY2022–FY2025.” https://intel.velarion.ai/comp/CLH (accessed 2026).
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The paid brief for Clean Harbors

Positioning against its disclosed peers, the governance read, incentive design, and the CD&A alignment analysis; the full peer table; a committee-ready PDF.
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13 filings cited on this page
Method: intel.velarion.ai/methodology
A report that fails to generate is refunded in full
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Utilities rankings

Chief executive pay — UtilitiesCEO pay ratio — UtilitiesSay-on-pay support — Utilities

Peers Clean Harbors discloses

The companies named in CLH's own disclosed peer group.

ABM Industries IncorporatedAdvanced Drainage, Inc.APi Group CorporationChemed CorporationDarling Ingredients Inc.Ecolab Inc.EMCOR, Inc.Enviri CorporationHuntsman CorporationIron Mountain, Inc.KBR, Inc.Republic Services, Inc.Rollins, IncStericycleTetra Tech Inc.The Chemours CompanyWaste Connections, Inc.Waste Management, Inc.

Terms on this page

Say-on-Pay VoteCEO Pay RatioMedian Employee CompensationAll companies

Free to read and cite. Redistribution or bulk use of the dataset requires a data license. Talk to us about the data license.

Cite this data
APA
Velarion Company Intelligence. (2026). Velarion database: executive and board compensation data (Version 2026Q3) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.22283854
BibTeX
@misc{velarionData2026,
  author = {{Velarion Company Intelligence}},
  title = {Velarion database: executive and board compensation data},
  year = {2026},
  version = {2026Q3},
  doi = {10.5281/zenodo.22283854},
  publisher = {Zenodo},
  url = {https://doi.org/10.5281/zenodo.22283854}
}
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