Alpha Profiles · Company Profile

CLEAN HARBORS INC

Canonical company identity and public leadership record.

https://registry.alpha.ac/companies/clean-harbors-inc

Entity: Public listing published
Primary listing: NYSE: CLH
Verification: Partially verified
Last reviewed: 2026-09-13T04:45:21.227307+00:00

Overview

Alpha's canonical identity and public leadership record for CLEAN HARBORS INC.

Canonical AEGIS identity graph

Executive leadership

Current, confirmed roles are shown only when both the person Profile and supporting source record satisfy the public projection boundary. A missing role is not evidence that it does not exist.

Executive team

12 public records

Alan S. McKim

Founder, Executive Chairman of the Board, and Chief Technology Officer

State: confirmed
Effective: Date not stated
Confidence: 94%
Evidence: CLH executive roster sourceMay 3, 2026

Brian P. Weber

President, Safety-Kleen Sustainability Solutions

State: confirmed
Effective: From Apr 10, 2026
Confidence: 94%
Evidence: CLH DEF 14A executive officersApr 10, 2026

Carl D. Anderson II

Executive Vice President, Industrial Services

State: confirmed
Effective: From Apr 10, 2026
Confidence: 94%
Evidence: CLH DEF 14A executive officersApr 10, 2026

Eric J. Dugas

Executive Vice President and Chief Financial Officer

State: confirmed
Effective: From Apr 10, 2026
Confidence: 94%
Evidence: CLH DEF 14A executive officersApr 10, 2026

Eric W. Gerstenberg

Co-Chief Executive Officer and Co-President

State: confirmed
Effective: From Apr 10, 2026
Confidence: 94%
Evidence: CLH DEF 14A executive officersApr 10, 2026

George L. Curtis

Executive Vice President, Pricing Proposals

State: confirmed
Effective: From Apr 10, 2026
Confidence: 94%
Evidence: CLH DEF 14A executive officersApr 10, 2026

Jeroen Diderich

President of Environmental Sales Service

State: confirmed
Effective: From Apr 10, 2026
Confidence: 94%
Evidence: CLH DEF 14A executive officersApr 10, 2026

Michael L. Battles

Co-Chief Executive Officer and Co-President

State: confirmed
Effective: Date not stated
Confidence: 94%
Evidence: CLH executive roster sourceMay 3, 2026

Rebecca Underwood

President, Facilities

State: confirmed
Effective: From Apr 10, 2026
Confidence: 94%
Evidence: CLH DEF 14A executive officersApr 10, 2026

Robert E. Speights

President, Industrial Services

State: confirmed
Effective: Date not stated
Confidence: 94%
Evidence: CLH executive roster sourceMay 3, 2026

Robert Harrison

Executive Vice President, Health Safety

State: confirmed
Effective: From Apr 10, 2026
Confidence: 94%
Evidence: CLH DEF 14A executive officersApr 10, 2026

Sharon M. Gabriel

Executive Vice President and Chief Information Officer

State: confirmed
Effective: From Apr 10, 2026
Confidence: 94%
Evidence: CLH DEF 14A executive officersApr 10, 2026

Governance leadership

Boards & Committees

Board and committee assignments appear only when the canonical public projection retains a current role and supporting source. Unpublished records are not interpreted as absence.

Record as of Sep 13, 2026. Chair, executive office, Lead Independent Director and committee appointments retain their separate source roles. A complete board composition denominator and committee charters are not established by a partial roster.