Find engineering consulting firms by capability and location.

Allen Engineering and Science is an environmental, civil, and structural engineering practice serving private and public clients across the southeastern United States. Founded in 1993 as Eco-Systems and renamed in 2013, the company combines engineering, environmental science, planning, and construction management for oil and gas, manufacturing, energy, chemical, solid waste, real estate, and public-sector programs.

Service detail: Engineering

Award-Winning, Multi-Disciplinary Engineering Firm

Project: PDK Atlantic Aviation Hangars K-L-Q

We Create Cool Places Where People Want to Be

Project: MARTA Station Rehabilitation Program

More Options. Fewer Surprises. Better Outcomes.

Service detail: Highway Design

Structural engineering since 1964.

Service detail: Structural Assessment

Engineering reliable transportation and heavy civil infrastructure since 1976

Project: DFW Connector

Serving our clients for over 30 years.

Project: Tampa International Airport

Providing Engineering, Procurement, Construction and Management solutions globally

Project: WEXMAC 2.0

C&Y Engineering is a structural engineering firm headquartered in Duluth, Georgia, offering structural design, inspection, construction management, and MEP construction services. It serves manufacturing facilities, chemical plants, and telecommunications industry clients, with project experience that includes Samsung's Taylor, Texas facility and SK Battery's Georgia plant. C&Y guides clients to maximize project value through structural engineering and inspection services, and opened a Korea branch in 2026 to support Korean companies expanding into the US market.

Service detail: Structural Engineering

Civil Services, Inc. (CSI) is a multi-disciplined civil engineering consulting practice founded in 1989. Based in Jacksonville, Florida, CSI provides roadway design, bridge design, structural engineering, water resources, civil site design, program management, and construction engineering and inspection (CEI) services to public and private clients. CSI supports federal, state, county, and city agencies throughout the Southeastern United States and the Caribbean.

Service detail: Civil Engineering

The Right Team Matters

Project: 100 MW Hydrogen Production Plant

We solve building envelope problems.

Project: Campus Recreation Center

Preserving Infrastructure, One Solution at a Time.

Service detail: Materials & Corrosion

Empowering communities to thrive.

Project: Aiken County Government Complex

Criterium-Raby Engineers is an Atlanta-area building inspection and engineering consulting office in the Criterium Engineers network. Based in Alpharetta, Georgia, the office serves commercial property owners, homeowner associations, residential clients, and construction stakeholders with building inspections, property condition assessments, environmental site assessments, reserve studies, structural evaluations, construction engineering, and building-envelope consulting.

Service detail: Commercial Building Inspection

An electrical, civil, and structural engineering corporation offering comprehensive utility and power services.

Service detail: Substation Design and Relaying

Delivering practical solutions to complex technical challenges.

Service detail: Transportation and Roadway Engineering

Delivering Innovative Engineering Strategies to Ensure Project Success

Project: Cornell University North Campus Expansion

A Greener Tomorrow

Service detail: Geotechnical Engineering

Engineering is our practice. Commitment to excellence is our passion.

Project: DC Water Clean Rivers

Pioneering Civil Engineering Excellence Since 1998

Project: Manchester Road

Where We Build Your Visions

Project: ACT Mishawaka - Renovation

Committed to building partnerships through unparalleled service and expertise.

Project: Fenton

Solar and energy storage engineering

Service detail: Solar and Energy Storage Engineering