Tracked deals
1603
1603 tracked deals across 2005-2026.
Tracked deals
1603
1603 tracked deals across 2005-2026.
Buyer mix
Mixed buyer set
1255 strategic · 1005 pe
Top trend
Volume peaked in 2025
287 tracked deals announced in 2025.
Primary Insight
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Illustrative buyers pulled from tracked transactions on this page. This table is capped and intentionally non-exhaustive.
| Buyer | # Deals | Focus | Type |
|---|---|---|---|
| Kinderhook Industries, LLC | 25 | Middle-market private investment firm focused on healthca... | PE |
| Verdantas | 18 | Digitally enabled technical consulting and engineering fi... | Strategic (PE-backed) |
| BrightView Holdings, Inc. | 17 | Largest commercial landscaping services provider in the U... | Strategic |
| PestCo Holdings, LLC | 16 | Growth-oriented national provider of pest control service... | Strategic (PE-backed) |
| Sterling Investment Partners | 16 | Middle-market private equity firm focused on control inve... | PE |
| Thompson Street Capital Partners | 16 | St. Louis-based private equity firm focused on founder-le... | PE |
| Gryphon Investors | 15 | Middle-market private equity firm focused on building and... | PE |
| Halle Capital | 14 | Lower-middle market, growth-oriented private equity firm ... | PE |
| Montrose Environmental Group, Inc. | 14 | Integrated environmental services company providing air m... | Strategic (PE-backed) |
| Fort Point Capital | 13 | Private equity firm that targets fragmented business serv... | PE |
Last 10 years
Supporting Data
Greybull Stewardship acquired Mid-West Textile, a U.S. textile collection and recycling company headquartered in El Paso, Texas. Greybull plans to provide capital and operational support to help the company grow, including expanding its Thrift Town retail stores.
Trivest Partners-backed Total Sanitation Services acquired Spanky's Portable Toilets, a Tuscaloosa, Alabama-based provider of portable sanitation rentals and related services. The acquisition expands TSS into Alabama, with Spanky's continuing under its local leadership and gaining access to TSS's operational resources and purchasing scale.
Rochester Midland Corporation acquired ApHinity Technologies, a La Habra, California-based environmental engineering company specializing in water footprint optimization and industrial air emissions treatment. The acquisition adds ApHinity’s patented technologies and services to Rochester Midland’s water treatment platform, broadening the solutions available for complex water and air quality challenges.
Zone Frontier sold its legacy aqueous ozone cleaning products business, including wholly owned subsidiary CleanCore Global Limited, to Sanzonate Holdings. The deal supports Zone Frontier’s transition into a pure-play AI infrastructure developer and includes a secured promissory note plus potential earnout payments tied to future Sanzonate equity financings.
Kinetico acquired Cielter, a Reims-based water treatment company serving residential, commercial, industrial and municipal customers in northeastern France. The acquisition expands Kinetico’s local technical expertise, customer relationships, distribution capabilities and service infrastructure in France.
Kinetico acquired Enki Water, a water treatment provider based in Bergamo, Italy, with a nationwide network of sales agencies, authorized service centers and distribution capabilities. The deal builds on the companies’ longstanding relationship and expands Kinetico’s local sales, technical service and distribution reach in Italy.
Kian Capital Partners acquired Integrity Landscape, a commercial landscaping services provider operating across the San Francisco Bay Area. Integrity employs more than 385 professionals and provides recurring maintenance and enhancement services; founder Rich Bronstein will remain involved as an investor and board member, while CEO Raitis Raisian and the regional leadership team continue to lead the business.
LMC Landscape Partners acquired Helping Hand Lawn Care, a full-service commercial landscaping company serving Central Florida. Helping Hand will retain its brand, while its employees and leadership join LMC’s Florida operations, establishing LMC’s presence in the Central Florida market.
LMC Landscape Partners added landscape professionals, customer relationships, and operational resources from Nash Landscaping to strengthen LMC Houston’s existing Greater Houston operations. The announcement describes this as a Nash acquisition and says it supports LMC’s strategy of building density in priority markets.
Special Project Delivery entered into a definitive agreement to acquire Winner Water Services, a U.S. rare-earth company based in Sharon, Pennsylvania. Winner Water recovers rare earth elements, scandium and alumina from coal ash; its addition is expected to strengthen the critical-minerals platform associated with Special Project Delivery and Mobix Labs.
Clean Harbors completed its acquisition of ES&H, a Louisiana-based regional provider of environmental and emergency-response services. The acquisition adds Gulf-region branches and maritime and on-water response capabilities, complementing and expanding Clean Harbors’ Field Services presence.
Hall Chadwick Acquisition Corp. and REEcycle Holdings filed a registration statement on Form S-4 with the SEC for their previously announced proposed business combination. The S-4 filing (with preliminary proxy/prospectus) is a procedural milestone, but the SEC has not yet declared it effective and the transaction has not closed.
Kodiak Chemical announced it has acquired Eco Solution Distributing. The deal expands Kodiak’s product portfolio into water treatment and environmental chemicals while adding multiple locations to its specialty-chemicals platform.
Fortress Pest Brands, a pest-control platform backed by Riverarch Equity Partners, acquired Miche Pest Control, a residential and commercial pest management provider serving the Washington, D.C., Maryland, and Northern Virginia region. Founded by Tom Miche, the company operates nearly 20 locations; the acquisition expands Fortress’s regional platform and supports its strategy of partnering with local pest management businesses.
Circular Services, a U.S. recycling and composting operator, acquired Re:Dish, a provider of reusable foodservice packaging solutions. The deal expands Circular Services from processing materials after disposal into managing reusable containers and dishware programs that include supply, collection, cleaning, and redistribution for institutional and corporate customers.
Platinum Equity has completed the sale of Urbaser, a Madrid-based environmental infrastructure and waste management company, to Blackstone and EQT for approximately $6.6 billion (€5.6 billion). The deal follows Platinum Equity’s 2021 acquisition and a multi-year operational and financial transformation focused on expanding waste treatment capabilities and contracted revenue.
ALL4 LLC acquired Koogler & Associates, Inc., a Gainesville, Florida-based environmental engineering and air quality consulting firm serving industrial clients across the U.S. Southeast. The combination is intended to expand the depth and breadth of EHS consulting services and extend global reach while preserving Koogler’s technical expertise and client-focused approach.
Séché Environnement completed its acquisition of Hidronor, described as the leading hazardous waste company in Chile. The new subsidiary strengthens Séché Environnement’s hazardous and non-hazardous waste capabilities across the country for core industrial clients.
Séché Environnement completed the acquisition of La Filippa, a non-hazardous final waste landfill facility in Northern Italy. The acquisition expands Séché Environnement’s offering in industrial waste treatment and strengthens its positioning with large industrial clients in Northern Italy, enabling intra-group synergies.
Reworld announced the acquisition of Clean & Green Recycling Corporation, ClearFlo Technologies, and EnviroTec, forming a new Lindenhurst Material Processing Facility (MPF) near its Thermomechanical Treatment Facilities (TTFs) on Long Island. The deal expands Reworld’s waste processing, transportation, and resource recovery capabilities and is intended to create a more integrated regional service offering.
EIS Holdings, a U.S. environmental and infrastructure services provider, acquired Environmental Construction, LLC (ECI), a Tampa, Florida-based firm specializing in commercial demolition, abatement, and environmental remediation. The transaction expands EIS’s Florida platform and increases its capacity to self-perform demolition and environmental-related projects in the Southeast.
Critter Stop, a family-owned wildlife removal and pest control company, acquired Bluebonnet Pest Control to expand its footprint in the Dallas–Fort Worth Metroplex. The acquisition was agreed upon after Bluebonnet owner Paul Myrick reached out to Critter Stop, with the deal closing within about 45 days.
Generational Group advised First Water Inc in its sale to Fenix Holdco. The acquisition closed on July 31, 2026. First Water provides emergency water purification and water security solutions for critical infrastructure, hospitals, the military, and government agencies.
Erthwrks, a provider of environmental compliance services, announced it has acquired Arktos Environmental, an Optical Gas Imaging (OGI) and Leak Detection and Repair (LDAR) services company. The acquisition expands Erthwrks’ air compliance capabilities by combining Arktos’ OGI expertise with Erthwrks’ existing LDAR, source, testing, engine testing, and ambient air monitoring services for nationwide customers.
Protect Pharmaceutical Corp. (via its wholly owned Canadian subsidiary) completed the acquisition of Vacterra Hydrovac Inc. and Clearwater Environmental Ltd., together with the acquisition of Arvia Environmental Systems Inc. from Horizon Enterprises Ltd. Following closing, the company transitioned into an environmental infrastructure holding company operating through its subsidiaries Vacterra, Clearwater and Arvia, with branding under the Arvia umbrella (Vacterra retained for hydrovac truck operations).
Verdantas, a digitally enabled technical consulting firm focused on the environment, water, and energy transition markets, announced it has acquired Pax Environmental, Inc. Pax is a California-based environmental consulting firm with nearly 75 staff specializing in permitting and regulatory compliance, ecological restoration, and cultural and natural resource services. The acquisition expands Verdantas’ footprint in California and strengthens its integrated environmental and regulatory expertise for complex infrastructure and power utility projects.
Clean Harbors agreed to acquire EnviroServe from an affiliate of One Rock Capital Partners for $470 million in cash. The deal adds EnviroServe’s environmental and waste-management network, recurring customer base, and rail and emergency-response capabilities; Clean Harbors completed the acquisition on October 5, 2026.
CAI Capital Partners’ portfolio company Kintera has joined forces with Alberta-based environmental remediation and reclamation consulting firm TerraLogix Solutions. TerraLogix will operate as a subsidiary of Kintera, with founders Jody Stevens and Cameron Mackee continuing to lead the business.
Triton Environmental Consultants Ltd. acquired Arletta Environmental Consulting Corp. to expand environmental and asset retirement services available across Western Canada. Arletta will continue operating as a subsidiary of Triton, maintaining continuity for clients and employees.
Verdantas, a digitally enabled technical consulting firm focused on the environment, water, and energy transition markets, announced the acquisition of Sherwood Design Engineers. The deal expands Verdantas' sustainable infrastructure and water resources capabilities and adds Sherwood’s approximately 120-person engineering team with offices across the United States and Latin America.
Arcwood Environmental acquired Environmental Management Services, Inc. (EMSI) to strengthen its hazardous waste management and environmental compliance capabilities and expand services across the Mid-Atlantic. EMSI, a 42-person Rockville, Maryland-based provider of hazardous waste management, emergency response, and safety/compliance services, will continue serving customers with its experienced team under Arcwood.
Verdantas announced its acquisition of Environmental Protection Industries (EPI), a full-service environmental consulting and remediation firm headquartered in South Holland, Illinois. The deal expands Verdantas’ Midwest presence—especially across Illinois and the Chicago area—and strengthens integrated capabilities across complex remediation and brownfield redevelopment, including investigation, regulatory execution, and redevelopment-phase services.
Kinderhook Industries acquired Pete & Pete Container Service and Boyas Recycling & Excavating, forming a vertically integrated construction and demolition (C&D) waste collection, recycling, and disposal platform in Northeast Ohio. The combined platform operates collection (roll-off/front-load), a material recovery facility (MRF), and internalized landfill disposal to capture value across the full chain, with the Ristagno family and leadership team staying in place.
Hillwood, a real estate development and investment firm, has invested in Dallas-based Hexivon, a water technology company developing a platform to permanently destroy PFAS in water and wastewater. The strategic investment is intended to expand Hexivon’s commercialization for municipal utilities, industrial facilities, environmental remediation projects, and government customers nationwide.
Tradewater acquired Carbon Shield, a Colorado-based company that plugs actively leaking orphaned oil and gas wells. The deal expands Tradewater’s methane abatement footprint into Colorado and Wyoming and accelerates development of projects that permanently prevent methane and other high-impact climate pollutants.
Airhive has acquired Carbyon, combining two European direct air capture (DAC) technology developers to reduce the cost of removing carbon dioxide from the atmosphere. The combined company will operate under the Airhive name, integrating engineering, materials science, and R&D capabilities, with early-stage development centered at the High Tech Campus Eindhoven.
VLS Environmental Solutions announced the acquisition of Environmental & Chemical Consulting (ECC), a Los Angeles, California-based provider of hazardous and non-hazardous waste solutions. The deal expands VLS’s West Coast hazardous waste transfer and processing/logistics footprint, including a new presence in Northern California via ECC’s Stockton facility.
Liberty Tire Recycling, backed by I Squared Capital, announced the acquisition of All American Tire, Colt Tire Recycling, and Genan, Inc. The deals expand Liberty’s Gulf Coast footprint—enhancing tire collection and recycling capacity across Texas and Louisiana and increasing output of recycled rubber products.
Verdantas announced its acquisition of EN-POWER GROUP (EN-POWER), an engineering firm headquartered in New York, New York. The deal expands Verdantas’ engineering and energy efficiency capabilities for facility owners and institutions, supporting efforts to improve energy performance, reduce operating costs, and advance sustainability and compliance goals.
Environmental 360 Solutions (E360S) entered the United States by completing the acquisition of Marcotte Disposal Co. (and related Marcotte entities) and Transco Recycling Inc., establishing its first operating platform in the U.S. The acquired operations serve the Port Huron, Michigan and Greater Sarnia, Ontario corridor with residential curbside collection, dumpster services, and waste transfer services.
Morgan Stanley Investment Management, through Morgan Stanley Infrastructure Partners (MSIP), has entered into exclusivity and committed to acquire a majority stake in Nicollin Environnement. Nicollin, a family-owned French environmental services platform, is expected to continue with the Nicollin family remaining invested alongside MSIP as the company advances growth, operational excellence, and fleet decarbonization.
I Squared Capital entered into a definitive agreement to acquire Milestone Environmental, an independent energy and industrial waste management platform, from SK Capital Partners. The deal is expected to close in 4Q 2026, subject to customary closing conditions and regulatory approvals; financial terms were not disclosed.
I Squared Capital and a consortium of TPG and Canada Pension Plan Investment Board (CPPIB) have emerged as final contenders to acquire a controlling stake in KKR-backed Re Sustainability Ltd. The waste-management and environmental services company is expected to be valued at more than $1.6 billion, with binding bids due in the next 10–15 days.
EIS – Environmental Infrastructure Solutions acquired ARM Environmental Services, a Columbia, South Carolina-based firm specializing in underground and aboveground storage tank and site rehabilitation work. The deal expands EIS’s footprint across the Carolinas and strengthens its tank, remediation, and environmental consulting capabilities.
TPG has signed definitive agreements to simultaneously acquire Waste Eliminator (Georgia and South Carolina) and Liberty Waste Solutions (North Carolina) from Allied Industrial Partners. Through its TPG Transition Infrastructure strategy, TPG plans to combine the two regional operators into a diversified Southeast waste infrastructure platform with 14 permitted facilities and more than 500 fleet vehicles.
Kian Capital-backed SPATCO Energy Solutions completed the acquisitions of Discovery Tank Testing Inc. and Tank Wizards Inc., expanding SPATCO’s environmental compliance/testing and tank-cleaning capabilities in Florida. SPATCO said the deals are part of the platform’s ongoing growth strategy following its 2024 single-asset continuation fund closing.
EFI USA and EC Applications announced a strategic merger effective June 8, 2026, combining their environmental construction and geosynthetic membrane installation capabilities. The merged organization will offer turnkey environmental containment and infrastructure delivery across landfill, mining, tunneling, biogas capture, wastewater facilities, and erosion control for environmental, agricultural, industrial, and federal clients.
Benford Capital Partners recapitalized CGRS, Inc., a Fort Collins, Colorado-based testing, inspection, certification and compliance (TICC) provider serving regulated environmental end markets across the Western United States. The transaction is done in partnership with Founder and CEO Eric Hick, who retains an ownership interest, and Benford plans to expand geographically and pursue add-on acquisitions of complementary environmental compliance and monitoring businesses.
RWT Capital announced the successful sale of H2Oil Energy Inc. to GFL Environmental Services Inc. The acquisition strengthens GFL’s presence in Western Canada and provides H2Oil’s employees and customers access to GFL’s scale and resources.
TerraCycle Commercial TM, a division of TerraCycle, Inc., acquired Connecticut-based NLR Inc., a universal regulated waste recycler. NLR will join TerraCycle Commercial to expand regulated and universal waste recycling collection capacity across the Northeast, while NLR customers retain their same service contacts.
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Find buyers actively acquiring environmental services companies.
Recent deals span waste processing and recycling, environmental construction/demolition and remediation, environmental compliance (including OGI/LDAR), technical consulting/permitting, and water security services.
Both show up. Transactions often expand regional delivery capacity (for example, Florida and the Southeast) while also adding specialized technical offerings (such as optical gas imaging and leak detection/repair or hazardous waste management).
Recent examples reference multiple U.S. states including California, Florida, Illinois, Maryland, New York, Pennsylvania, Utah, Georgia, and Ohio, plus Canada (Alberta) and Germany.
The page includes both closed acquisitions (e.g., multiple 2026 transactions with completed closings) and announced agreements expected to close subject to customary conditions, such as Clean Harbors’ agreement to acquire EnviroServe.