Zweig Group is the leading advisory firm for the AEC industry, providing expert guidance across the entire M&A lifecycle. With deep industry knowledge and decades of experience, we help firms navigate transactions, maximize value, and create long-term growth opportunities for shareholders. Whether you're buying, selling, or planning for the future, our Mergers & Acquisitions Advisory team is here to support you every step of the way.
March 2 – IMEG Corp. (Rock Island, IL), an engineering firm, acquired KMCE (Dallas, TX), a firm specializing in subsurface utility engineering and underground infrastructure services. The acquisition expands IMEG’s infrastructure and utility engineering capabilities. [More information]
March 2 – Safe Streets Research + Consulting (Portland, OR), a transportation safety research and data analysis firm, joined Fehr & Peers (Walnut Creek, CA), a transportation planning and engineering firm. The transaction strengthens Fehr & Peers’ data-driven safety and analytics capabilities. [More information]
March 2 – DNV (Oslo, Norway) entered into an agreement to acquire AquaCloud (Bergen, Norway), a firm specializing in digital tools and data platforms for the aquaculture sector. The acquisition enhances DNV’s digital and data-driven advisory services. [More information]
March 3 – Englobe (Quebec City, Canada), an engineering and environmental services firm, acquired Applied Aquatic Research (Calgary, Canada), an environmental consulting firm serving the energy and resources sector. The acquisition strengthens Englobe’s environmental services platform. [More information]
March 4 – Ardurra (Miami, FL), an engineering and infrastructure consulting firm, acquired Remington & Vernick Engineers (Cherry Hill, NJ), a water and municipal engineering firm. The acquisition expands Ardurra’s water infrastructure capabilities in the Northeast. [More information]
March 4 – Goodwyn Mills Cawood (Montgomery, AL), a multidisciplinary architecture and engineering firm, acquired BFrank Studio (Tampa, FL), an architecture firm serving universities, sports teams, and municipalities. The acquisition strengthens Goodwyn Mills Cawood’s architectural services platform. [More information]
March 4 – Stratus Team (Coraopolis, PA), an engineering, architecture, and consulting firm, acquired PVEDI (Pittsburgh, PA), an architecture, engineering, interior design, and planning firm. The acquisition expands Stratus Team’s integrated design capabilities. [More information]
March 4 – Telge Projects (Tulsa, OK), a BIM, structural, and architecture services firm, acquired Edward Farr Architects (Eden Prairie, MN), an architecture firm. The acquisition enhances Telge Projects’ architectural and design services. [More information]
March 4 – Sweco (Stockholm, Sweden), an engineering and architecture firm, signed an agreement to acquire CONIX RDBM Architects (Antwerp, Belgium), a firm specializing in architecture, interior design, and master planning. The acquisition expands Sweco’s design capabilities across Europe. [More information]
March 4 – Phenna Group (Nottingham, UK), a family of businesses providing testing, inspection, certification, and compliance services, acquired ENX (Dublin, Ireland), an MEP firm specializing in residential construction and retrofit projects. The acquisition strengthens Phenna Group’s building services platform. [More information]
March 5 – GDS Associates (Marietta, GA), a power infrastructure consulting and advisory firm serving the U.S. electric utility industry, entered into a strategic partnership with Littlejohn & Co. (Greenwich, CT), a private investment firm. The partnership supports GDS Associates’ continued growth and expansion. [More Information}
March 6 – PS&S (Warren, NJ), an architecture, engineering, environmental, and surveying consulting firm, acquired Priest Craven & Associates (Raleigh, NC), a civil engineering and surveying firm serving residential and commercial development markets. The acquisition expands PS&S’s civil engineering and surveying capabilities in the Southeast. [More information]
March 6 – Savills (London, UK), a real estate advisory and consulting firm, acquired The Building Consultancy (Dublin, Ireland), an independent building and project consultancy. The acquisition strengthens Savills’ project and building consultancy services in Ireland. [More information]
March 9 – Pape-Dawson Engineers (San Antonio, TX), a civil engineering, environmental, and surveying firm, acquired BHC (Overland Park, KS), a national engineering and surveying firm. The acquisition expands Pape-Dawson’s national footprint and multidisciplinary services. [More information]
March 9 – Indigo Beam (Houston, TX), a digital transformation firm, acquired Argis Solutions (Aurora, CO), a firm specializing in GIS professional services. The acquisition strengthens Indigo Beam’s geospatial and data analytics capabilities. [More information]
March 10 – SLR (Aylesbury, UK), a global environmental and advisory consultancy, acquired Geobiota (Santiago, Chile), an environmental consulting firm specializing in environmental engineering and natural resource management for mining and energy. The acquisition expands SLR’s presence in Latin America. [More information]
March 10 – SAI Consulting Engineers (Pittsburgh, PA), a transportation-focused civil engineering and construction management firm, acquired Construction Consultant Services (CCS) (Pittsburgh, PA), a construction inspection firm. The acquisition strengthens SAI’s construction inspection and project delivery capabilities. [More information]
March 10 – BPA (Montreal, Canada), an engineering firm, merged with GENIE+ (Levis, Canada), a structural and civil engineering firm. The merger expands BPA’s structural and civil engineering capabilities in Canada. [More information]
March 11 – Salas O’Brien (Irvine, CA), an engineering and consulting firm, merged with Rock Brook (Monroe Township, NJ), a firm providing integrated mechanical, electrical, fire protection, security, and sustainable design services. The merger strengthens Salas O’Brien’s integrated building systems platform. [More Information ]
March 11 – SOCOTEC (Saint-Quentin-en-Yvelines, France), a testing, inspection, and certification firm, acquired American Engineers Group (AEG) (Mechanicsburg, PA), a multidisciplinary consultancy. The acquisition expands SOCOTEC’s engineering and consulting services in the United States. [More information]
March 11 – BKF Engineers (Oakland, CA), an engineering, surveying, and land planning firm, acquired Lotus Water Engineering (San Francisco, CA), a water resources and climate resilience engineering firm. The acquisition strengthens BKF’s water and climate resilience capabilities. [More information]
March 11 – Olsson (Lincoln, NE), an engineering and design firm, acquired The Process Group (Chesterfield, MO), a chemical engineering and process design firm. The acquisition expands Olsson’s process engineering capabilities. [More information]
March 12 – Graham + Sibbald (Dundee, UK), a chartered surveying and property consulting firm, acquired JMP Construction and Property Consultants (Glasgow, UK). The acquisition strengthens Graham + Sibbald’s construction and property advisory services in Scotland. [More information]
March 12 – Cumming Group (New York, NY), a project and construction management firm, merged with Vidaurri Management Group (Fort Worth, TX), an owner’s representation and project management firm serving a wide range of public and private sector markets. The merger expands Cumming Group’s project management and owner’s representation capabilities across the U.S. [More information]
March 12 – McMillan Pazdan Smith (Spartanburg, SC), an architecture and advisory firm, acquired MCA Architecture (Greenville, SC), a firm serving industrial, manufacturing, and energy clients. The acquisition strengthens McMillan Pazdan Smith’s presence in industrial and energy markets. [More information]
March 16 – Provost & Pritchard Consulting Group (Clovis, CA), a multidisciplinary engineering and consulting firm, acquired Pezzoni Engineering (Modesto, CA), a firm specializing in power distribution, automation controls, lighting design, and communication systems. The acquisition expands Provost & Pritchard’s electrical and systems engineering capabilities. [More information]
March 16 – Superstructures (Ipswich, UK), a structural and civil engineering firm, merged with Zenon Group (Vancouver, Canada), a multidisciplinary construction group. The merger creates a broader integrated engineering and construction platform. [More information]
March 17 – XPartners (Stockholm, Sweden), a platform of environmental and civil engineering firms, acquired All-Energy (Odense, Denmark), a specialized engineering firm serving energy, marine, and industrial process sectors. The acquisition strengthens XPartners’ energy and industrial engineering capabilities. [More information]
March 17 – Inline Group (Edmonton, Canada), a geotechnical and geomatics services firm, acquired Challenger Geomatics (Edmonton, Canada), a land surveying and geospatial firm. The acquisition expands Inline Group’s geomatics and surveying platform. [More information]
March 17 – Apex Companies (Rockville, MD), an environmental consulting firm, acquired CWE (Fullerton, CA), a civil infrastructure, water resources, and environmental engineering firm. The acquisition expands Apex Companies’ capabilities in California. [More information]
March 18 – Salas O’Brien (Irvine, CA), an engineering and consulting firm, merged with Axiom (Boise, ID), a structural design and engineering firm. The merger strengthens Salas O’Brien’s structural engineering capabilities. [More information]
March 18 – Trinity Consultants (Dallas, TX), an environmental and technical consulting firm, acquired Process Improvement Institute (Knoxville, TN), a firm specializing in process safety management, risk management, and reliability training. The acquisition expands Trinity Consultants’ training and advisory services. [More information]
March 18 – DeSimone Consulting Engineering (New York, NY), an engineering firm, merged with Constructive Engineering Design (Overland Park, KS), a firm specializing in structural engineering, steel procurement, and detailing services. The merger strengthens DeSimone’s structural engineering and fabrication support capabilities. [More information]
March 18 – Katherine Innes Consulting (KIC) (Compton, UK), a consulting and project management firm, joined Selway Joyce (Winchester, UK), a project management and quantity surveying consultancy. The transaction expands Selway Joyce’s project advisory and delivery capabilities. [More information]
March 23 – Goodson Bergen & Associates (GBA) (Jacksonville, FL), an engineering firm, joined Baxter & Woodman (Crystal Lake, IL), an infrastructure planning, design, and construction services firm. The transaction expands Baxter & Woodman’s engineering capabilities in Florida. [More Information]
March 23 – Kimley-Horn (Raleigh, NC), a planning and design consulting firm, acquired RGD Consulting Engineers (Jupiter, FL), a mechanical, electrical, and plumbing consulting firm. The acquisition strengthens Kimley-Horn’s building systems engineering capabilities. [More information]
March 25 – Clearlake Capital Group (Santa Monica, CA) signed a definitive agreement to acquire Qualus (Lake Mary, FL), a power solutions provider focused on power infrastructure transformation. The transaction supports Qualus’s continued growth in the energy and power sector. [More information]
March 25 – Blew & Associates (Fayetteville, AR), a civil engineering, land surveying, and environmental firm, acquired Jorgensen + Associates (Fayetteville, AR). The acquisition expands Blew & Associates’ regional engineering and surveying capabilities. [More information]
March 30 – Morrison-Maierle (Helena, MT), an employee-owned engineering firm offering civil, mechanical, electrical, and structural services, acquired QRS Consulting (Boise, ID), a firm specializing in natural resources, fisheries, hydropower, and civil engineering. The acquisition expands Morrison-Maierle’s environmental and water resources capabilities.[More Information]
March 30 – SuYash Consulting (Columbia, MD), an engineering services firm specializing in water resources, stormwater management, and regulatory compliance, acquired Transtech Engineering Consultants (Columbia, MD), a multidisciplinary civil engineering firm. The acquisition strengthens SuYash’s civil and water infrastructure services. [More information]
March 30 – Nattler Architekten (Essen, Germany), an architecture firm, joined BKW Engineering (Bern, Switzerland), an energy and infrastructure firm. The transaction expands BKW’s architectural capabilities in Germany. [More information]
March 31 – Larson Design Group (LDG) (Pittsburgh, PA), an architecture, engineering, and consulting firm, acquired MI Engineering (Raleigh, NC), a transportation engineering firm. The acquisition expands LDG’s transportation services in the Southeast.[More Information]
March 31 – 4CE Engineering Group (Greenville, SC), an engineering growth platform, entered into a strategic partnership with ELEMENT Engineering Group (Tampa, FL), an engineering firm providing infrastructure, transportation, utilities, and surveying services. The partnership supports 4CE’s expansion in civil infrastructure markets. [More information]
March 31 – Wildwood Ecology (Stroud, UK), an ecological services firm, joined Ecology Group (London, UK), an ecology and environmental consulting firm. The transaction expands Ecology Group’s ecological services platform in the UK. [More information]
March 31 – GHD (Sydney, Australia), a global engineering and consulting firm, acquired RoadLab (Auckland, New Zealand), a civil and structural engineering firm specializing in road and bridge design. The acquisition expands GHD’s transportation infrastructure capabilities in New Zealand. [More information]