Clean Harbors
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Clean Harbors (CLH) investor relations material

Clean Harbors CJS Securities 26th Annual "New Ideas for the New Year” Investor Conference summary

Complete event summary combining all related documents: earnings call transcript, report, and slide presentation.
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CJS Securities 26th Annual "New Ideas for the New Year” Investor Conference summary14 Jan, 2026

Company overview and business segments

  • Leading North American provider of environmental and industrial services with 45 years of history and $6B revenue expected in 2025.

  • Operates two main segments: Environmental Services (ES, $5B revenue) and Safety-Kleen Sustainability Solutions (SKSS, $1B revenue).

  • ES includes technical services, Safety-Kleen Environmental Services, field services, and industrial services.

  • SKSS focuses on collecting and recycling used motor oils into clean base oils and lubricants.

  • Employs about 24,000 people and operates around 700 branches and over 100 disposal sites.

Segment performance and growth drivers

  • Technical services saw 12% revenue growth in Q3 2025, driven by strong disposal volumes and project work.

  • Field services expanded through the HEPACO acquisition, adding $300-$400M revenue, but 2025 growth slowed due to fewer large emergency jobs.

  • Industrial services faced flat to slightly down revenue in 2025 due to customer cost pressures, with recovery expected in 2026.

  • SKSS stabilized EBITDA at $140M in 2024 and 2025 by shifting from paying for used oil to charging for collections.

  • PFAS-related work reached $120M in 2025, with 15-20% annual growth expected and a strong pipeline.

Margin expansion and operational efficiency

  • Environmental services segment achieved 26% EBITDA margin in 2025, exceeding Vision 2027 goals.

  • Margin growth driven by targeted pricing strategies, improved data analytics, and volume growth.

  • Cost control, technology adoption, and internalization of labor and transportation contributed to efficiency.

  • Long-term margin target set above 30%, with over 500 basis points improvement in five years.

SKSS pricing strategy impact on EBITDA
Industrial Services recovery drivers for 2026
Key 2026 PFAS regulatory milestones
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Next Clean Harbors earnings date

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Q4 202518 Feb, 2026
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Frequently asked questions

Clean Harbors Inc provides environmental and industrial services, including hazardous waste management, emergency spill response, and industrial cleaning. The company serves commercial, government, and industrial clients in the United States and Canada. It also operates a network of waste treatment and disposal facilities. The company is headquartered in Norwell, Massachusetts, and its shares are listed on the NYSE.

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