U.S. Compliance Acquires Hellman & Associates, Inc.

U.S. Compliance Acquires OSHA/Environmental Compliance Systems (OECS)

April 8, 2025

Environmental Services

U.S. Compliance, a national EHS provider and platform backed by Susquehanna Growth Equity, has acquired OSHA/Environmental Compliance Systems (OECS), a St. Louis Park, Minnesota-based EHS consulting firm. The add-on expands U.S. Compliance's presence and service density in the Upper Midwest; terms were not disclosed and Troutman Pepper and Hennepin Partners served as advisors.

Schellman Compliance Acquires Sustas, LLC Sustainability Practice

November 12, 2024

Consulting

Schellman Compliance has acquired the sustainability reporting practice of Sustas, LLC, bringing Sustas's clients and personnel into Schellman's growing Sustainability practice. The move, announced Nov. 12, 2024, strengthens Schellman's environmental and sustainability compliance capabilities alongside its newly obtained ISO 14001 accreditation from ANAB to support clients navigating evolving climate disclosure rules.

Trinity Consultants Acquires Environmental Compliance & Safety, Inc.

August 13, 2024

Environmental Services

Trinity Consultants, a global environmental consulting firm headquartered in Dallas, has acquired Environmental Compliance & Safety, Inc. (ECS), a Mississippi-based environmental and safety consulting firm. ECS will operate within Trinity's environmental consulting business, with its leadership and offices in Sherman and Brandon, Mississippi, remaining in place to strengthen Trinity's EHS capabilities and presence in the Gulf/Southeast.

Susquehanna Private Capital Invests in U.S. Compliance

September 27, 2023

Environmental Services

Susquehanna Private Capital (SPC) announced a minority/majority investment in U.S. Compliance, an environmental, health and safety (EHS) compliance management provider, to accelerate the company's growth and scale its Compliance-as-a-Service (CaaS) offerings across North America. Terms were not disclosed; Hennepin Partners served as exclusive financial advisor to U.S. Compliance and Troutman Pepper advised Susquehanna Private Capital.

J.S. Held Acquires Environmental Consultants, LLC

September 12, 2023

Environmental Services

Global consulting firm J.S. Held has acquired Environmental Consultants, LLC, a Greater St. Louis–area environmental services firm founded in 2003. The acquisition expands J.S. Held’s Environmental, Health & Safety (EHS) practice by adding industrial hygiene, environmental testing, inspection and remediation support and strengthens its Midwest capabilities.

Health & Safety Institute Acquires SOS Intl, LLC

October 6, 2020

Education

Health & Safety Institute (HSI), a provider of EHS software, training and compliance solutions, has acquired SOS Intl (SOS), a specialist provider of training and compliance services to the electric utilities (distribution, transmission and generation) market. HSI is majority‑owned by Waud Capital Partners, which has supported HSI's growth through add-on acquisitions.