M&A Update > Featured deal in FL; Texas and the South continue to consolidate
Featured deals in TX and WA; strong week for domestic activity
The AE industry’s weekly go-to source for the latest information on M&A deals and trends

478 U.S. DEALS
LATEST 12 MONTHS

0%
776* GLOBAL DEALS
LATEST 12 MONTHS

6%
*Including U.S. deals
Percentages represent latest twelve months year-over-year increase or decrease in deal activity.
Featured Transaction
10/7/2025
WSB (Minneapolis, MN) (ENR #109), one of the nation’s leading infrastructure engineering consulting firms, acquired CAS Consulting & Services (Austin, TX), a civil engineering firm with specialized expertise in water, wastewater, and water resources engineering, as well as transportation engineering and program and construction management. Morrissey Goodale initiated the transaction and advised WSB.
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10/8/2025
OAC Services (Seattle, WA), a design and construction performance management firm, joined Consertus (Miami, FL), a global capital program management and advisory firm that provides innovative digital, consulting, and project delivery solutions powering successful capital programs worldwide. Morrissey Goodale advised OAC Services in the transaction.
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Commentary & Insight
This week sees the announcements of 21 U.S. transactions, including three deals in Texas. Additional domestic deals were reported in FL, CA, MO, IL, NY, CT, CO, GA, NC, Washington, D.C., and Puerto Rico. Overseas, three transactions were announced in Finland, Canada, and Austria.
Domestic Transactions
10/9/2025
Full-service engineering, design, consulting, and PM/CM firm CHA (Albany, NY) (ENR #63) acquired Steger & Bizzell Engineering (Georgetown, TX), a civil engineering firm that offers water and wastewater, land development, and surveying services. Link to details >
10/6/2025
Environmental firm Erthwrks (Austin, TX) expanded its platform with a strategic investment in B.enviroSAFE (BAIR) (Carrollton, TX), an air quality consulting and services firm with experience in the oil & gas, industrial, petrochemical, and industrial markets. Link to details >
9/30/2025
ENR’s #29 ranked global design firm, GHD (Sydney, Australia), acquired A.D.A. Engineering (Doral, FL), a firm specialized in stormwater, water and sewer infrastructure, transportation corridors, and emergency response. Link to details >
10/6/2025
Industry leader and fast-growing firm, and one of our 10 Movers and Shakers to Watch in 2025, Bowman Consulting Group (Reston, VA) (ENR #72) acquired the assets of Sierra Overhead Analytics (Sonora, CA), a technology-centric civil design, precision mapping, and hydrology services firm. Link to details >
10/8/2025
Another of our 10 Movers and Shakers to Watch in 2025, Verdantas (Tampa, FL) (ENR #81), acquired Colibri Ecological Consulting (Fresno, CA), a firm focused on ecological planning, regulatory permitting, and field surveys. Link to details >
9/18/2025
Survey, planning, engineering, and environmental firm Lochmueller Group (Evansville, IN) (ENR #355) acquired Archaeological Research Center (ARC) (St. Louis, MO), a firm with extensive experience in architectural surveys, prehistoric and historic archaeology, and cultural resource management. Link to details >
10/6/2025
Architecture, engineering, and construction administration firm GMB (Holland, MI) (ENR #493) acquired Richard L. Johnson Associates (Rockford, IL), an architecture firm serving the educational, municipal, and commercial markets. Link to details >
10/8/2025
Consertus (Miami, FL) launched a platform that integrates digital innovation, expert consulting, and comprehensive project delivery services. Along with OAC Services, Consertus acquired nine other consulting firms: Acumenian (Plantation, FL), Anchor Enterprises (Orlando, FL), Cotter Consulting (Chicago, IL), CPM (Guaynabo, Puerto Rico), Enstoa (New York, NY), KKCS (El Segundo, CA), Saybrook Associates (Centerbrook, CT), Waycode (San Juan, Puerto Rico), and The Wells Partnership (Denver, CO). Link to details >
10/6/2025
Design firm Arcturis (St. Louis, MO) acquired Square Feet Studio (Atlanta, GA), an architecture, interiors, and urban placemaking practice. Link to details >
10/7/2025
KGD Architecture (Washington, D.C.), a multidisciplinary, full-service architecture and design firm, entered into a strategic partnership with Signal Hill Equity Partners (Toronto, Canada). Link to details >
10/2/2025
Alpine Intel (Charlotte, NC), a firm that offers forensic investigation and insurance intelligence services, acquired HMI (Cary, NC), a technology and standards-driven platform that delivers data regarding outdoor property losses. Link to details >
Global Transactions
10/7/2025
ENR’s #15 ranked global design firm, Sweco (Stockholm, Sweden), signed an agreement to acquire Fimpec Group (Helsinki, Finland), a project management and engineering firm specializing in renewable energy, hydrogen, bio- and circular economy, forest industry, and batteries and critical minerals. Link to details >
10/7/2025
PRI Engineering (Lindsay, Canada), a geotechnical and environmental engineering services firm, acquired Ecora (Kelowna, Canada), a multi-disciplinary engineering firm specializing in geotechnical, civil, structural, hydrotechnical, materials, forestry, and GIS services. Link to details >
10/7/2025
SPIE (Cergy, France), a multi-technical services firm focused in the areas of energy and communications, signed an agreement for the acquisition of ECOexperts Automation (Lebring, Austria), a specialized systems integrator for tunnel and traffic management. Link to details >
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