Arcwood Environmental Acquires Innovative Recycling Technologies (IRT)

Arcwood Environmental Acquires ERG Environmental

October 7, 2025

Environmental Services

Arcwood Environmental, a national environmental and waste management services provider headquartered in Indianapolis, has acquired ERG Environmental, a Michigan-based hazardous waste and remediation services firm. The deal strengthens Arcwood's operational footprint across the Great Lakes (Michigan, Indiana, Ohio) and expands its capabilities in industrial environmental services, compliance support, and emergency response.

Interstate Waste Services Acquires Oak Ridge Waste & Recycling

February 12, 2024

Environmental Services

Interstate Waste Services, a PE-backed waste-by-rail operator, has entered into a definitive agreement to acquire Oak Ridge Waste & Recycling, expanding IWS's collection, transfer and recycling footprint into Southwestern Connecticut and suburban New York. The deal (expected to close by end of Q1 2024) follows an equity recapitalization of IWS led by the Private Equity Group of Ares Management and Littlejohn & Co., and will add Oak Ridge's transfer, MRF and rail-served disposal capabilities and ~27,000 customer locations to IWS's platform.

ARS Recycling Systems (Ironwood Capital) Acquires Ernest Industries Inc.

September 21, 2022

Manufacturing

ARS Recycling Systems, a portfolio company of Ironwood Capital, has acquired Ernest Industries Inc., a fabricator of short-load concrete mixers and road-striping machines. The deal expands ARS's fabrication capabilities and asset base, enabling more in-house subassembly production to improve lead times and support expansion into additional infrastructure-related markets.

Ember Infrastructure Invests in Advanced Recycling Technologies

November 26, 2024

Environmental Services

Funds managed by Ember Infrastructure have made a growth investment in Advanced Recycling Technologies Holdings, LLC (ART) to scale ART’s distributed metals recovery and recycling platform. The capital will support expansion of ART’s fleet of onsite metals recovery systems—already operating in the Mid-Atlantic, Michigan, and Massachusetts—and accelerate commercialization with upstream waste and WTE partners.

Rochester Midland Corporation Acquires Industrial Water Technologies, Inc.

September 5, 2024

Environmental Services

Rochester Midland Corporation has acquired Industrial Water Technologies (IWT), a Tinton Falls, New Jersey-based provider of water treatment services and technical consulting. The deal expands Rochester Midland's technical expertise, service capabilities and customer base in the New York metropolitan area across end markets including healthcare, data centers and manufacturing.

Arcwood Environmental Acquires MXI Environmental Services / Dynamic Recycling

January 7, 2026

Environmental Services

Arcwood Environmental, an EQT Infrastructure–backed national environmental services platform, has acquired MXI Environmental Services / Dynamic Recycling, a Virginia-based provider of hazardous and non-hazardous waste management, recycling, and household hazardous waste programs. The add-on expands Arcwood's waste transportation, recycling and HHW capabilities and strengthens its operational footprint across the Eastern United States.