Miller Environmental Services Acquires Belco Industrial Services from Threadridge Investment Partners

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.

Coalesce Capital Acquires Miller Environmental Group

September 11, 2024

Environmental Services

Coalesce Capital has entered into a definitive agreement to acquire Miller Environmental Group, a Calverton, New York–based provider of waste, industrial, and environmental services, from GenNx360 Capital Partners. Miller operates 30 locations across the United States serving over 1,800 customers; Coalesce plans to invest in human capital, technology, and add-on acquisitions to expand the company's branch and facility network.

KLH Capital Completes Management Buyout of Miller Integrated Solutions

September 28, 2023

Industrial Services

KLH Capital has partnered with the management team of Miller Integrated Solutions in a management buyout, acquiring the Deer Park, Texas-based industrial cleaning, environmental, and mechanical services provider. Miller, founded in 1985 and operating six Gulf Coast facilities with 400+ field crewmembers and 100+ MSAs, was previously a portfolio company of Trinity Hunt Partners; MJ Olsson and senior leadership will remain shareholders in the new partnership.

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.

Shenandoah Industrial Services Acquires Bay Area Environmental Services

December 3, 2020

Environmental Services

Shenandoah Industrial Services, a KLH Capital-backed provider of storm drainage and pipeline rehabilitation services, has acquired Bay Area Environmental Services, a Gibsonton, Florida-based water and sewer pipeline cleaning, testing, and restoration specialist. The add-on expands Shenandoah’s footprint into Tampa Bay and West Central Florida, adds experienced staff and new municipal, industrial and government customers, and broadens its service capabilities in pipeline inspection and rehabilitation.

Clean Harbors Acquires Thompson Industrial Services from Reynolda Equity Partners

March 31, 2023

Industrial Services

Clean Harbors, Inc. acquired Thompson Industrial Services from Reynolda Equity Partners, expanding Clean Harbors' industrial cleaning and maintenance capabilities and adding density across the Southeastern United States. Thompson, a leading provider of hydroblasting, vacuuming and automated industrial cleaning solutions serving paper, mining, power and chemical customers, grew substantially under REP and will bring entrenched, recurring customer relationships to Clean Harbors' platform.