Salas O'Brien Acquires AME Consulting Engineers

Salas O'Brien Acquires M/E Engineering

October 28, 2025

Engineering Services

Salas O'Brien has merged with M/E Engineering to expand its mechanical, electrical, plumbing (MEP), fire protection and sustainable design capabilities across upstate New York. The deal brings M/E Engineering’s team and local offices in Rochester, Buffalo, Schenectady and Syracuse into Salas O'Brien while preserving the M/E leadership and local operations.

Salas O'Brien Acquires Carolina Engineering Solutions

April 22, 2025

Engineering Services

Salas O'Brien announced that Carolina Engineering Solutions of Greenville, South Carolina has joined the firm, strengthening Salas O'Brien’s mechanical, electrical, and plumbing (MEP) design capabilities. The acquisition expands Salas O'Brien’s capacity to serve education, healthcare, and government clients and enables the combined firm to pursue larger, more complex projects.

Salas O'Brien Acquires BWK Engineering

June 26, 2025

Engineering Services

Salas O'Brien has announced that BWK Engineering has joined the firm, adding MEP, fire protection, and technology design capabilities and an Akron, Ohio office. The merger expands Salas O'Brien’s presence in Ohio and strengthens its service offering to healthcare, education, and commercial clients.

Salas O'Brien Acquires RFS Engineering

January 13, 2026

Engineering Services

Salas O’Brien has merged with RFS Engineering, a New England-based MEP/structural/civil engineering firm, integrating RFS’s 100+ professionals and offices in Boston, Laconia (NH), and Portland (ME) into Salas O’Brien’s national platform. The combination broadens Salas O’Brien’s MEP/FP, structural, civil, sustainability, and commissioning capabilities across New England; AEC Advisors acted as exclusive financial advisor to RFS.

Salas O'Brien Acquires Chavez-Grieves Consulting Engineers

March 31, 2025

Engineering Services

Salas O’Brien announced that Chavez-Grieves Consulting Engineers has joined the firm, bringing over 45 years of structural engineering, investigative engineering, and project management experience. The acquisition expands Salas O’Brien’s structural capabilities and geographic reach to better serve high-demand end markets including data centers, healthcare, and government.

Salas O'Brien Acquires FA Engineering

March 24, 2025

Engineering Services

Salas O’Brien has merged with FA Engineering, adding FA Engineering’s industrial engineering, structural and mechanical design, and environmental compliance capabilities to Salas O’Brien’s platform. FA Engineering is based in Pocatello, Idaho and the combined organization expands Salas O’Brien’s capacity to serve industrial end markets including mining, food processing, and waste treatment.