Public engineering firm directory

Find engineering consulting firms by capability and location.

Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.

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360 Engineering P.C.

Civil, Structural, and Construction Engineering Services

Website1 leadersFounded 2020Size Estimate: 1-9 employees
Service: Structural EngineeringService: Structural Evaluations of Existing BuildingsIndustry: CommercialType: Civil Engineering+25 more

3D Engineering Solutions, LLC

Cincinnati, OH

Measuring & Modeling Quality

WebsitePhone1 office2 credentials
Service: 3D Laser Scanning & DigitizingService: Short Range 3D Laser ScanningIndustry: AerospaceType: Materials Testing+30 more

A&R Engineering

Marietta, GA

A&R Engineering is a civil engineering firm specializing in traffic and transportation engineering, headquartered in Marietta, Georgia. A&R has served clients across Georgia, South Carolina, and Alabama for over 20 years, guiding projects from due diligence through construction completion. The team works with developers, architects, attorneys, and public agencies on retail, residential, industrial, mixed-use, educational, and medical developments, delivering traffic impact studies, intersection and signal design, permitting support, construction oversight, and expert witness services.

WebsitePhone1 officeUpdated Jun 2026
Service: Traffic StudiesService: Traffic Impact StudiesIndustry: TransportationType: Civil Engineering+24 more

ACL, Inc.

Engineering for an Integrated World

Website1 projects3 leadersFounded 2015
Service: Roadway EngineeringService: Conceptual Planning and Preliminary DesignIndustry: TransportationType: Transportation Engineering+25 more

AESCO, Inc.

Huntington Beach, CA

Building America from the ground up since 1993

WebsitePhone1 office3 projects
Service: Geotechnical EngineeringService: Geotechnical drilling and field explorationIndustry: CommercialType: Geotechnical Engineering+27 more

AIG Technical Services, LLC

Houston, TX

AIG Technical Services, LLC is a Houston-based engineering consulting practice specializing in transportation infrastructure. It offers a multi-disciplinary blend of planning, engineering, and program management services for various transportation projects, ranging from local improvements to large-scale corridor developments across Texas. The practice focuses on delivering cost-effective and safe solutions by collaborating closely with public agency clients to address complex engineering and planning challenges.

WebsitePhone2 offices6 projects
Service: Transportation PlanningService: Formulates Long-term StrategiesIndustry: Highways & RoadsType: Civil Engineering+18 more

ASI Solutions, Inc.

Full-service aviation and aerospace engineering house specializing in modifications and 24/7 AOG support

Website2 projects2 leadersFounded 2003
Service: Aircraft ModificationsService: Cabin ReconfigurationsIndustry: AviationType: Aerospace Engineering+21 more

Acres LLC

West Norriton, PA

Utility Engineering & Infrastructure Design

Website1 office1 leadersFounded 2022
Service: Utility Engineering DesignService: Water Distribution Infrastructure DesignIndustry: UtilitiesType: Civil Engineering+17 more

Advantage Engineering Associates, P.C.

Cranbury, NJ

Engineering design, construction support and construction inspection services for transportation infrastructure

WebsitePhone2 offices8 projects
Service: Transportation EngineeringService: Highway and Traffic EngineeringIndustry: TransportationType: Civil Engineering+28 more

Allison Structural Group

Columbus, OH

Allison Structural Group is a Columbus, Ohio-based structural engineering and inspection consulting practice serving developers, architects, contractors, realty companies, and facility owners. It provides structural design for new and existing buildings, site civil consulting, condition assessments, and industrial support structures. Project types range from residential additions and tenant improvements to industrial plant upgrades and commercial property acquisitions. The practice delivers projects using BIM and Revit for clear, coordinated design documentation.

WebsitePhone2 offices6 projects
Service: Structural EngineeringService: Structural design for new buildingsIndustry: CommercialType: Architecture & Engineering+53 more

Alpha Corporation

Dulles, VA

Where Engineering Meets Adventure

WebsitePhone1 office3 projects
Service: Engineering DesignService: Civil EngineeringIndustry: FederalType: Civil Engineering+30 more

Alpine Surveying & Engineering, Inc.

Bozeman, MT

Delivering Personalized Surveying & Engineering Solutions

WebsitePhone1 office6 leaders
Service: Civil EngineeringService: Commercial and light industrial site design and permittingIndustry: ResidentialType: Civil Engineering+38 more

AmerCom Corporation

Parsippany, NJ

Responsive Cost Effective Solutions with Excellence!

WebsitePhone1 office2 projects
Service: Structural EngineeringService: Accelerated Bridge ConstructionIndustry: TransportationType: Civil Engineering+27 more

Ampirical

Partnering with you to deliver innovative, reliable energy solutions that enhance lives and strengthen the grid.

Website3 projects1 credentialsSize Estimate: 250-500 employees
Service: Substation EngineeringService: Full physical, civil, structural, and P&C designIndustry: Electric UtilitiesType: Automation & Controls+60 more

Applied Sciences Consulting, LLC

Tampa, FL

Engineering a sustainable future

WebsitePhone1 office5 projects
Service: Watershed PlanningService: Watershed & Master PlansIndustry: Water ResourcesType: Civil Engineering+31 more

Aquario Engineering LLC

San Diego, CA

Smart solutions in sustainable water infrastructure project delivery

WebsitePhone1 office3 leaders
Service: Sustainable Infrastructure ConsultingService: Providing Consulting Services Focused On Bringing SustainableIndustry: Water ResourcesType: Civil Engineering+32 more

Armstrong Glen, P.C.

Charlotte, NC

Armstrong Glen, P.C. is a civil engineering consulting practice that provides professional engineering services throughout North and South Carolina. Founded in 1997, it focuses on quality of service, reliability, and accuracy, remaining committed to listening to client needs. The practice primarily serves local municipalities and counties on multi-year, reoccurring contracts ranging from capital stormwater projects to on-call structural services.

WebsitePhone2 offices8 projects
Service: StormwaterService: Stormwater Capital ImprovementsIndustry: Stormwater & Flood ControlType: Civil Engineering+28 more

B&B Engineering, LLC

Woodbridge, CT

Engineering Excellence at Your Service

WebsitePhone1 office3 projects
Service: Land SurveyingService: Boundary DeterminationIndustry: GovernmentType: Civil Engineering+46 more

B&D Design Services

Inspiration. Innovation. Simplicity by Design.

Website2 projects1 credentialsFounded 2004
Service: Aircraft Interior ModificationService: Headliner and Sidewall SystemsIndustry: AerospaceType: Aviation Engineering+18 more

BA Inc.

Los Angeles, CA

BA Inc. provides transportation-related professional engineering design and consulting services to public agencies and private developers. Established in 2004, its practice focuses on drainage and utility design, subsurface utility engineering, encroachment permitting, third-party utility coordination, and construction or project management.

Website1 office3 projectsFounded 2004
Service: Civil EngineeringService: Drainage DesignIndustry: TransportationType: Civil Engineering+17 more

Ballantine Aviation Consulting Services PLLC

Portland, ME

Serving Our Nation's Airports Since 1987

WebsitePhone1 office5 projects
Service: Airport Design and InfrastructureService: Airfield Pavement EngineeringIndustry: AirportsType: Aviation Engineering+31 more

Benchmark Construction Services, LLC

Norman, OK

Benchmark Construction Services, LLC is an Oklahoma engineering practice specializing in road and bridge construction management, construction materials testing, utility relocation coordination, resident engineering, and field services. Its Oklahoma team supports transportation infrastructure work from offices and labs in Norman, Tulsa, and Broken Bow.

WebsitePhone4 offices1 projects
Service: Construction Engineering and InspectionService: Resident engineeringIndustry: TransportationType: Civil Engineering+22 more

Benchmark Management LLC

Atlanta, GA

People. Process. Results.

WebsitePhone1 office6 projects
Service: Engineering and DesignService: Water transmission and distribution main designIndustry: GovernmentType: Civil Engineering+20 more

Benham, a Haskell Company

Oklahoma City, OK

Tomorrow's Design Since 1909

WebsitePhone6 offices4 projects
Service: ArchitectureService: EngineeringIndustry: InfrastructureType: Architecture & Engineering+37 more