Clean Harbors (CLH) Q4 2025 Earnings Call Summary

1Key Financial Results and Metrics

Revenue: Q4 revenue increased by 5% to $1.5 billion, contributing to a record annual revenue of over $6 billion.

Adjusted EBITDA: Q4 adjusted EBITDA rose 8% to $279 million, with full-year adjusted EBITDA reaching approximately $1.17 billion.

Adjusted EBITDA Margin: Q4 margin improved by 60 basis points to 18.6%, with a full-year margin increase of 40 basis points.

Net Income: Q4 net income increased, resulting in EPS of $1.62; full-year EPS was $7.28.

Free Cash Flow: Record adjusted free cash flow of $261 million in Q4 and $509 million for the full year, representing nearly 44% of adjusted EBITDA.

Debt Metrics: Net debt-to-EBITDA ratio improved to approximately 1.8x, the lowest in 15 years.

2Strategic Updates and Business Highlights

Safety Record: Achieved a record total recordable incident rate of 0.49, emphasizing the company’s commitment to safety.

Environmental Services (ES) Segment: Continued strong performance with 15 consecutive quarters of year-over-year growth. Q4 revenue grew by 6%, driven by demand for disposal and recycling services.

PFAS Initiatives: Significant momentum in PFAS services, including a $110 million contract for water filtration work at Pearl Harbor and ongoing discussions with regulatory bodies.

Acquisition Strategy: Announced the acquisition of environmental businesses from Depot Connect International for approximately $130 million, expected to generate $40 million in annual revenue.

Capital Investments: Planned $50 million expansion of the vacuum truck fleet to support growth in the Safety-Kleen segment.

3Forward Guidance and Outlook

2026 Guidance: Expected adjusted EBITDA range of $1.20 billion to $1.26 billion, implying approximately 5% growth from 2025.

Segment Performance Expectations: Anticipated growth in Environmental Services driven by PFAS and remediation projects, while Safety-Kleen is expected to remain flat due to base oil pricing challenges.

Free Cash Flow Projections: Expected adjusted free cash flow for 2026 in the range of $480 million to $540 million.

4Challenges and Points of Concern

Base Oil Pricing: Continued weakness in base oil pricing is expected to impact the Safety-Kleen segment, with Q1 anticipated to see year-over-year declines.

Weather Impacts: Adverse weather conditions in early 2026 may negatively affect Q1 performance, similar to previous years.

Cautious Outlook on Industrial Services: While there are positive indicators, the guidance for Industrial Services remains conservative due to uncertain economic conditions.

5Notable Q&A Insights

M&A Pipeline: Management indicated ongoing activity in the M&A space, particularly in Environmental Services, despite challenges in 2025.

Emergency Response Work: Q4 saw $30 million in revenue from emergency response projects, with over 22,000 events handled throughout the year.

PFAS Regulatory Developments: Management expressed optimism about potential regulatory frameworks that could catalyze growth in PFAS services.

Pricing Strategies: The company is focused on maintaining and improving pricing for oil collection services to offset declines in base oil pricing. Overall, Clean Harbors reported a strong financial performance in Q4 2025, driven by robust growth in Environmental Services and strategic initiatives in PFAS and acquisitions. However, challenges in base oil pricing and weather-related impacts pose risks to near-term performance. The company maintains a positive outlook for 2026, with expectations for continued growth and margin expansion.