Welcome to our dedicated page for Clean Harbors news (Ticker: CLH), a resource for investors and traders seeking the latest updates and insights on Clean Harbors stock.
Clean Harbors, Inc. reports recurring developments for a North American environmental and industrial services company. Its updates focus on Environmental Services results, hazardous waste collection, transportation, treatment, recycling and disposal, industrial cleaning and maintenance, emergency spill response, and regulatory waste-treatment topics such as PFAS disposal standards.
Clean Harbors news also covers its Safety-Kleen operations, including used-oil collection, re-refining, base oil and lubricant activity, parts washers, and environmental services for commercial, industrial and automotive customers. Company announcements commonly address quarterly financial results, segment profitability, capital allocation, investor conference participation, share repurchase activity and material agreements.
Clean Harbors (NYSE: CLH) will acquire EnviroServe from private equity firm One Rock Capital Partners under a definitive agreement valuing EnviroServe at $470 million. EnviroServe provides environmental and waste management services, including remediation, rail services, industrial cleaning, emergency response and hazardous and non‑hazardous waste transportation and processing.
The transaction is expected to close in the second half of 2026, subject to regulatory approval and customary conditions. According to One Rock, EnviroServe has expanded via organic growth, greenfield locations and add-on acquisitions, and is viewed as a strategic and cultural fit with Clean Harbors’ Technical and Field Services businesses.
Clean Harbors (NYSE: CLH) entered a definitive agreement to acquire EnviroServe, a national environmental and waste management provider, from an affiliate of One Rock Capital Partners for $470 million in cash. The deal is expected to close in the second half of 2026, subject to regulatory approval and customary conditions.
EnviroServe, headquartered in Sandy, Utah, operates 40 locations, including 18 10-day transfer facilities, several solidification and railcar cleaning sites, serving nearly 2,500 customers across 48 states. On an adjusted basis, EnviroServe is expected to generate about $250 million in annual revenue and $27 million of Adjusted EBITDA, with roughly 85% recurring revenue.
Clean Harbors anticipates approximately $25 million of cost synergies over the first two years, implying a post-synergy acquisition multiple of about 9x Adjusted EBITDA. The company plans to fund the transaction with available cash and additional debt financing and expects the acquisition to be accretive to earnings and cash flow after synergies.
Clean Harbors (NYSE: CLH) reported record Q2 2026 revenue of $1.74 billion, up 12% year over year, with net income rising 34% to $170.5 million, or EPS of $3.22. Adjusted EBITDA increased 22% to $409.0 million, expanding margin by 190 bps to 23.6%.
The Environmental Services segment posted a 27.9% Adjusted EBITDA margin, with Technical Services revenue up 18% and incineration utilization at 91%. Safety-Kleen Sustainability Solutions grew revenue 41%, with segment Adjusted EBITDA up 143% amid favorable refined-product market conditions.
Clean Harbors announced a 10-year disposal contract with an estimated value of $600 million starting Q4 2026 and agreed to acquire ES&H for $305 million, adding ~$90 million in annual revenue and ~$30 million in Adjusted EBITDA, plus $5 million expected cost synergies. The company raised its 2026 guidance to Adjusted EBITDA of $1.35–$1.41 billion and adjusted free cash flow of $520–$580 million.
Clean Harbors (NYSE: CLH) appointed long-time independent director Robert Willett as Chairman of the Board, effective immediately, completing the transition initiated in May when Founder and Executive Chairman Alan S. McKim announced his decision to retire from the Board after more than 40 years of service.
According to Clean Harbors, McKim founded the company in 1980 and led its development into a leading North American environmental and industrial services provider. Willett has served on the Clean Harbors board since 2019 and previously spent 14 years as CEO of Cognex Corporation, during which Cognex expanded its global footprint and nearly tripled revenue. Management highlights Willett’s operating background, capital allocation discipline and familiarity with Clean Harbors’ strategy and governance as key assets for his new leadership role alongside co-CEOs Eric Gerstenberg and Mike Battles.
Clean Harbors (NYSE: CLH) will host its second-quarter 2026 financial results conference call on Wednesday, July 29, 2026, at 9:00 a.m. ET. Co-CEOs Michael L. Battles and Eric W. Gerstenberg, CFO Eric J. Dugas, and SVP of Investor Relations Jim Buckley will review results, outlook, and growth strategy.
The call will be available via webcast in the Investor Relations section of the company’s website and by telephone. An archived webcast replay will be accessible afterward.
Clean Harbors (NYSE:CLH) announced that senior management will join fireside chats at two investor events in June 2026: the 16th Annual Wells Fargo Industrials & Materials Conference and the Stifel 2026 Investor Summit. Both sessions will be webcast via the company’s investor relations website.
Clean Harbors (NYSE: CLH) announced that Founder and Executive Chairman Alan S. McKim will retire from the Board and his Chief Technology Officer role once an independent Chair is appointed, expected later this summer. This step is part of a planned leadership transition.
McKim founded Clean Harbors in 1980 and led its growth to more than $6 billion in annual revenue, nearly 25,000 employees, over 20,000 vehicles, and a network of 900+ locations across North America. Co-CEOs Mike Battles and Eric Gerstenberg highlight the company’s culture of safety, technology focus, and long-term strategy as key elements of his legacy.
Clean Harbors (NYSE: CLH) is acquiring Terra Nova Solutions for $225 million in cash, funded with available cash. Terra Nova operates five Carolinas sites providing hazardous and non-hazardous waste services, expected to add $45–$50 million annual revenue, about $15 million Adjusted EBITDA, and roughly $4 million annual synergies.
Clean Harbors (NYSE: CLH) reported its highest Q1 revenue ever at $1.46 billion for the quarter ended March 31, 2026, with net income of $63.2 million (EPS $1.19) and Adjusted EBITDA of $247.9 million (17.0% margin).
The company raised its 2026 midpoint guidance for Adjusted EBITDA by $40 million and for adjusted free cash flow by $10 million, now guiding Adjusted EBITDA to $1.24B–$1.30B and adjusted free cash flow to $490M–$550M.
Clean Harbors (NYSE: CLH) announced that CFO Eric J. Dugas and SVP Investor Relations Jim Buckley will participate in a fireside chat at the 21st Annual Oppenheimer Industrial Growth Conference on Thursday, May 7, 2026 at 1:30 p.m. ET.
The event will be webcast live and an archived replay will be available on the company’s Investor Relations website.