Coalesce Capital Acquires Miller Environmental Group

Miller Environmental Group Acquires ACE Environmental Services

November 10, 2025

Environmental Services

Miller Environmental Group, a Coalesce Capital portfolio company, has acquired ACE Environmental Services, a full-service environmental contractor operating throughout the Mid-Atlantic. The deal expands Miller's Mid-Atlantic footprint and capabilities in remediation, emergency response, tank management and industrial cleaning as part of its disciplined consolidation strategy.

Miller Environmental Group Acquires AB Environmental

June 5, 2023

Environmental Services

Miller Environmental Group, a GenNx360 Capital Partners portfolio company, has acquired AB Environmental, a Bohemia, New York-based provider of environmental response, remediation, transportation and recycling services. The add-on expands MEG's East Coast footprint and waste-processing capabilities by adding AB's New York Department of Environmental Conservation-permitted TSDF and regional operations.

Miller Environmental Group Acquires Environmental Products & Services of Vermont

January 9, 2020

Environmental Services

GenNx360 Capital Partners-backed Miller Environmental Group Inc. (MEG) has acquired Environmental Products & Services of Vermont, Inc. (EP&S), expanding MEG's footprint along the U.S. East Coast. The deal closed December 27, 2019; terms were not disclosed, and the combined business will operate more than 25 locations with over 350 employees to enhance MEG's emergency response and remediation capabilities and geographic reach.

Miller Environmental Group Acquires Monarch Environmental Services

November 30, 2020

Environmental Services

GenNx360 Capital Partners’ portfolio company Miller Environmental Group (MEG) has acquired Monarch Environmental Services, Inc., a New Jersey-based waste and disposal services provider with two TSDF facilities. The deal expands MEG’s footprint by three locations (including TSDFs in Woodstown, NJ and Tampa, FL), increasing the combined company’s presence across the Northeast, Mid‑Atlantic and Southeast as part of MEG’s rollup strategy since GenNx360’s 2019 investment.

Covanta Acquires Miller Environmental Transfer

July 20, 2022

Environmental Services

Covanta has acquired Miller Environmental Transfer (MET), a Tulsa-based provider of waste transportation and treatment services that serves the South-Central United States. The deal expands Covanta's sustainable materials management capabilities—including carbon-neutral offerings—and strengthens operations around its Tulsa waste-to-energy facility.

Incline Equity Partners Acquires Alliance Environmental Group

January 18, 2022

Environmental Services

Pittsburgh-based private equity firm Incline Equity Partners has acquired Alliance Environmental Group, a California-headquartered provider of environmental remediation and indoor air quality services. Alliance, previously a portfolio company of MFG Partners and ORIX Corporation USA Private Equity Solutions, operates 14 locations across CA, AZ, NV and WA; Incline plans to support geographic and capability expansion and further consolidation in the sector. Terms were not disclosed; Baird served as financial advisor to Alliance.