GAI Consultants Acquires PGH Petroleum & Environmental Engineers

GZA GeoEnvironmental Acquires Equity Environmental Engineering LLC

February 6, 2023

Environmental Services

GZA GeoEnvironmental has acquired Equity Environmental Engineering LLC, a Mount Olive, New Jersey–based provider of environmental consulting and planning services. The acquisition strengthens GZA’s environmental consulting and planning capabilities across the New York Metro and Mid-Atlantic markets and brings Equity staff into GZA’s Manhattan and Fairfield offices.

Comvest Partners Invests in GAI Consultants

October 13, 2022

Engineering Services

Comvest Partners announced a strategic private equity investment in GAI Consultants, partnering with GAI's leadership team and existing employee-owners; financial terms were not disclosed. The investment will support GAI's growth as a platform company — enabling nationwide expansion through strategic acquisitions, operational innovation, and leadership development while GAI's CEO Gary M. DeJidas remains in place.

Impact Environmental Acquires PT Consultants' Engineering and Consulting Division

January 16, 2025

Environmental Services

Impact Environmental has acquired the engineering and consulting division of PT Consultants, Inc., expanding its licensed site remediation and professional engineering capabilities and growing its New Jersey operations. The deal transfers PT Consultants' consulting and engineering expertise (while PT Consultants retains its soil transportation and disposal business) to Impact to broaden service offerings and geographic coverage.

Comvest-backed GAI Consultants Acquires Eland Engineering

June 22, 2023

Engineering Services

GAI Consultants, a Comvest Partners portfolio company, has acquired Eland Engineering, a Fort Lauderdale-based provider of engineering consulting and field maintenance services for Intelligent Transportation Systems (ITS). Eland becomes a division of GAI, expanding GAI's ITS capabilities and strengthening its transportation engineering and smart-city service offerings in Florida and nationally.

EIS Holdings Acquires Tierra Consulting Group

May 20, 2025

Environmental Services

EIS Holdings, LLC has acquired Tierra Consulting Group, LLC, a Pompano Beach, Florida–based environmental consulting and groundwater treatment specialist. The deal expands EIS's presence in the Southeast and adds high-volume groundwater treatment, dewatering, subsurface remediation, surveying and mapping capabilities to its nationwide environmental and infrastructure services platform.

CHA Consulting Acquires A&P Engineers

February 23, 2022

Engineering Services

CHA Consulting, Inc. has acquired A&P Engineers, a multidisciplinary engineering firm based in Doral, Florida with over 100 employees. The acquisition expands CHA's presence in Florida (raising its state headcount to over 150) and strengthens its transportation and water/wastewater engineering capabilities; A&P will be rebranded as A&P Engineers, a CHA Company.