Primoris Services Corporation Acquires PLH Group, Inc. for $470M

ProductLife Group Acquires Halloran Consulting Group

October 17, 2024

Healthcare Services

ProductLife Group (PLG), a global life‑sciences consulting and outsourcing firm, has acquired Halloran Consulting Group, a U.S.-based life sciences consulting firm with offices in Boston and San Diego. The acquisition expands PLG’s regulatory, quality, clinical, and organizational capabilities while strengthening its presence in the North American market to better support pharmaceutical, biotech, and medical device clients.

Norvestor Acquires Majority Stake in PHM Group

March 11, 2020

Professional Services

Norvestor has signed an agreement to acquire a majority of the shares in PHM Holding Oy (PHM), a Finland-headquartered residential and commercial property maintenance services provider. The transaction backs PHM's Nordic expansion and consolidation strategy alongside existing owner Intera Fund III Ky and management, with PHM reporting ~€120m revenue and ~1,200 employees.

Innovative Lab Services Acquires PL Consultants, LLC

January 15, 2025

Healthcare Services

Innovative Lab Services (ILS), a laboratory solutions provider based in Ohio, has acquired PL Consultants (PLC), a lab management and toxicology consulting firm. The acquisition expands ILS's scientific validation, data analysis, staffing and compliance capabilities to deliver more comprehensive services to life-sciences customers.

Limbach Holdings Acquires Pioneer Power, Inc.

July 1, 2025

HVAC & Mechanical

Limbach Holdings, Inc. (Nasdaq: LMB) acquired Pioneer Power, Inc., a full-service mechanical contractor serving the Upper Midwest, for $66.1 million in cash and borrowings. The deal expands Limbach’s footprint and industrial mechanical capabilities in the Upper Midwest and is expected to contribute approximately $120 million of annualized revenue and $10 million of adjusted EBITDA beginning in 2026.

Prime Health Services Acquires InterGroup Services Provider Network

December 7, 2022

Healthcare Services

Prime Health Services, Inc. has acquired the InterGroup Services provider network, expanding its PPO coverage in Pennsylvania, New Jersey, Delaware and West Virginia. The deal adds InterGroup’s auto, workers’ compensation and group health network to Prime’s national cost-containment and PPO offerings to strengthen regional coverage for insurers, TPAs, employers and government clients.

Sterling Infrastructure Acquires Professional Plumbers Group

November 16, 2023

Construction

Sterling Infrastructure, Inc. (Nasdaq: STRL) acquired Professional Plumbers Group, Incorporated (PPG), a Wylie, Texas-based plumbing contractor serving residential home builders in the Dallas area, for $50 million in cash plus an earnout. PPG, which generates approximately $50–55 million in annual revenue, will join Sterling's Building Solutions segment to expand its residential plumbing capabilities and cross-sell to its existing builder customers in the Dallas market.