Clean Harbors Raises $600M in Senior Notes to Fund Acquisitions

  • Clean Harbors priced a $600M offering of senior notes due 2034 at a 6.250% interest rate.
  • Proceeds will fund the acquisition of EnviroServe and repay borrowings for the ES&H acquisition.
  • Closing expected on or around October 1, 2026, subject to customary conditions.
  • Notes are being sold to qualified institutional buyers under Rule 144A and Regulation S.

Clean Harbors' $600M debt raise underscores its aggressive expansion strategy in the environmental services sector. The move comes as the industry faces increasing regulatory scrutiny and demand for waste management solutions. The company's ability to successfully integrate these acquisitions will be critical in maintaining its market leadership position.

Integration Risk
How Clean Harbors will integrate EnviroServe and ES&H into its existing operations.
Debt Management
Whether the company can sustain its debt levels while maintaining financial flexibility.
Market Conditions
The pace at which Clean Harbors can complete the acquisitions amid potential market volatility.