Clean Harbors completes EnviroServe, ES&H acquisitions for combined $775 million

• Clean Harbors completed the acquisitions of EnviroServe and ES&H for a combined purchase price of $775 million.
• Funding came from available cash, supported by a recently completed $600 million senior notes offering.
• The businesses are expected to generate about $340 million in annual revenue with post-synergy adjusted EBITDA of about $87 million.
• The post-synergy acquisition multiple was 8.9x adjusted EBITDA.
• EnviroServe expands waste management and emergency response capabilities; ES&H adds Gulf-region emergency response and field services capacity.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Clean Harbors Inc. published the original content used to generate this news brief via Business Wire (Ref. ID: 20261005071561) on October 05, 2026, and is solely responsible for the information contained therein.