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.

Filters1

4D Tech Solutions, LLC

Fairmont, WV

Mission-Driven Design and Development

WebsitePhone1 office5 projects5 leadersFounded 2013Updated Jun 2026

Project: RedTail LiDAR System

Service: Technology DevelopmentService: MEMS-Mirror LiDAR SystemsService: Innovative Sensor SolutionsIndustry: DefenseIndustry: AerospaceType: Aerospace Engineering+19 more

7NT Enterprises, LLC

Miamisburg, OH

Proper Execution with Precision

WebsitePhone1 office9 projects1 leaders4 credentialsFounded 2008

Project: Gordie Howe International Bridge

Service: Drilling ServicesService: Rock Coring and Soil SamplingService: Hydraulic Conductivity TestingIndustry: WastewaterIndustry: Water SupplyType: Geotechnical Engineering+19 more

ABNA Engineering, Inc.

St. Louis, MO

Civil & Structural Engineering, Design Services, General Contracting, and Construction Management

WebsitePhone3 offices4 projects11 leaders3 credentialsFounded 1994

Project: Washington Avenue Streetscape Project

Service: Civil EngineeringService: Water Resources EngineeringService: Municipal UtilitiesIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+41 more

ACS Services, LLC

Mesa, AZ

Geotechnical engineering, material testing, special inspections, and drilling services in Arizona

WebsitePhone1 office2 leaders9 credentialsFounded 2008Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Construction Materials TestingService: Field QA/QC Materials TestingIndustry: InfrastructureIndustry: CommercialType: Geotechnical Engineering+22 more

AMG, Inc.

Dayton, OH

Industrial Facility Engineering

WebsitePhone1 office12 projects1 leaders2 credentials2 publications

Project: Calcium Carbonate Production Plant

Service: Process EngineeringService: PFD and P&ID DevelopmentService: Material and Energy Balance SimulationIndustry: ChemicalsIndustry: Food & BeverageType: Automation & Controls+73 more

AREHNA Engineering, Inc.

Tampa, FL

Innovative geotechnical, forensic structural, and materials testing services throughout Florida.

Website3 offices4 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface Explorations and DrillingService: Sinkhole InvestigationsIndustry: TransportationIndustry: Highways & RoadsType: Geotechnical Engineering+22 more

AS Engineering and Consulting, LLC

Marietta, GA

Value engineering to build a safer tomorrow.

WebsitePhone1 office1 leaders9 credentialsSize Estimate: 1-50 employeesUpdated Jun 2026

Service detail: Geotechnical and Geological Studies

Service: Geotechnical and Geological StudiesService: Subsurface Soil ExplorationService: Bridge Foundation StudiesIndustry: Land DevelopmentIndustry: InfrastructureType: Geotechnical Engineering+18 more

Advanced Fracture Mechanics Associates, LLC

Lebanon, CT

Helping you engineer your fatigue and fracture test program for efficiency and accuracy.

WebsitePhone1 office2 projects5 leaders1 credentials1 publications

Project: Unified Low Cycle Fatigue Design System

Service: Fatigue and Fatigue Crack Growth TestingService: Custom Test DevelopmentService: Elevated and Cryogenic TestingIndustry: IndustrialIndustry: ManufacturingType: Materials Testing+20 more

Agapito Associates LLC

Grand Junction, CO

Technical expertise and sound analysis for your mining project, both large and small.

WebsitePhone3 offices3 projects2 leaders2 publicationsFounded 1978

Project: Green River Project NI 43-101 Exploration Target

Service: Mining EngineeringService: Mine PlanningService: Ground-Control DesignIndustry: MiningIndustry: Aggregates & QuarryingType: Mining Engineering+27 more

Aillet, Fenner, Jolly & McClelland, Inc.

AFJMc is a consulting engineering firm with more than 55 years of experience delivering civil, structural, mechanical, electrical, and transportation engineering services. Its portfolio includes roadways, bridges, utility and site design, industrial process systems, higher education facilities, healthcare facilities, government buildings, sports and recreation facilities, and commercial projects.

Website3 projectsUpdated Jun 2026

Project: Jimmie Davis Bridge (LA 511) Replace/Rehab

Service: Civil EngineeringService: Site PlanningService: Stormwater ManagementIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+37 more

Alliance Consulting, Inc.

Beaver, WV

Professional Consulting Services

WebsitePhone2 offices6 projects15 credentialsFounded 2001Updated Jun 2026

Project: Flat Top Lake Dam

Service: Civil EngineeringService: Site Development ServicesService: Structural Engineering ServicesIndustry: MiningIndustry: Oil & GasType: Civil Engineering+53 more

Alpha Terra Engineering

San Antonio, TX

Architecture Engineering Environment

WebsitePhone1 office5 projects1 leaders3 credentialsFounded 1997

Project: Overton-Brooks VAMC Parking Garage Addition

Service: Architectural and Engineering DesignService: Full-service Facility RenovationsService: New Construction DesignIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+25 more

Alta Environmental & Infrastructure

Tucson, AZ

Partnering to Build & Protect What Matters Most

WebsitePhone5 offices10 projects14 leaders3 credentialsSize Estimate: 250-999 employees

Project: ADOT I-10 Tucson Reconstruction

Service: Civil EngineeringService: Site Civil DesignService: Grading, Drainage & Stormwater ManagementIndustry: InfrastructureIndustry: CommercialType: Civil Engineering+30 more

American Environments Company

Medford, NY

American Environments Company is a product and environmental testing laboratory based in Medford, New York, offering a broad range of testing disciplines for manufacturers in aerospace, automotive, medical devices, defense, telecommunications, and other industries. Testing capabilities include climate, EMC/EMI compliance, electrical, mechanical, dynamic, hydraulic, lightning, noise, and stress screening to help clients meet regulatory and qualification requirements.

WebsitePhone1 officeUpdated Jun 2026
Service: Environmental and Climate TestingService: EMC/EMI Compliance TestingService: Electrical TestingIndustry: AerospaceIndustry: AutomotiveType: Materials Testing+11 more

Amerigeo Inc

Engineering consulting and construction support services in the New York Metropolitan Area

Website1 credentialsFounded 2009Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Site and Subsurface InvestigationService: Geotechnical DesignIndustry: CommercialIndustry: MarineType: Geotechnical Engineering+19 more

Analytical Services and Materials, Inc. (AS&M)

Hampton, VA

Total Customer Satisfaction

WebsitePhone1 office2 projects2 leaders10 credentialsFounded 1983

Project: Mars 2020 Rover Heat Shield Ground Qualification Test

Service: Engineering ServicesService: Aeronautics EngineeringService: Wind Tunnel Testing SupportIndustry: AerospaceIndustry: AviationType: Aerospace Engineering+32 more

Analytix LLC

Huntsville, AL

Expert Management, Energy Efficient

Website1 office3 leadersFounded 2007Updated Jun 2026

Service detail: Modeling & Simulation

Service: Modeling & SimulationService: System Engineering and Requirement AnalysisService: Digital Simulation Model AnchoringIndustry: DefenseIndustry: AerospaceType: Aerospace Engineering+35 more

Applied Analytical Solutions Incorporated

Huntsville, AL

Modeling. Simulation. Success.

WebsitePhone1 office3 projects1 credentialsSize Estimate: 6-25 employeesUpdated Jun 2026

Project: THAAD Flight Safety and Risk Analysis

Service: Missile Modeling & SimulationService: Six-Degree-of-Freedom Trajectory ModelingService: Target and Interceptor Planning TrajectoriesIndustry: DefenseIndustry: AerospaceType: Defense Engineering+25 more

Applied Research Associates, Inc.

Albuquerque, NM

Innovative Solutions to Complex Problems

Website1 office5 projects1 credentialsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Switchback Autonomous Ground Platform

Service: Integrated Systems EngineeringService: Assured Position Navigation and TimingService: Contract Manufacturing and EngineeringIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+47 more

Associated Technology, Incorporated

Fairfield, NJ

Engineering Design & Consulting

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Heating, Ventilation, and Air ConditioningService: Hydronic SystemsIndustry: CommercialIndustry: RetailType: MEP+55 more

Atlantic Testing Laboratories, Limited

Canton, NY

Atlantic Testing Laboratories, Limited (ATL) is a full-service engineering support firm with eleven offices throughout New York State, providing geotechnical engineering, materials testing, environmental services, and subsurface investigation to infrastructure, industrial, governmental, and private clients across the Northeast, Midwest, and Mid-Atlantic regions. ATL maintains a database of more than 6,000 completed geotechnical and subsurface investigation projects in the Northeastern United States, in-house geotechnical laboratories, a diverse fleet of drill rigs, and an in-house fabrication shop for custom field tools. Key capabilities include subsurface investigations (soil and rock sampling, SPT, CPT, groundwater monitor well construction), construction material testing (concrete, steel, asphalt, masonry), geotechnical engineering (foundation design, pavement design, slope stability, dynamic pile testing), environmental services (Phase 1 and 2 ESA, asbestos and lead surveys, mold assessment, SWPPP inspections, vapor intrusion assessments), and nondestructive testing.

Website2 offices4 projectsUpdated Jun 2026

Project: Tappan Zee Bridge

Service: Subsurface InvestigationsService: Soil and Rock SamplingService: Standard Penetration Testing (SPT)Industry: InfrastructureIndustry: GovernmentType: Geotechnical Engineering+46 more

Avaabi Consulting Ltd

Atlanta, GA

Quality that sets the Standard

Website1 office1 leaders5 credentialsFounded 2023Updated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Soil Survey StudiesService: Bridge Foundation InvestigationsIndustry: Highways & RoadsIndustry: BridgesType: Geotechnical Engineering+33 more

B2Z Engineering, LLC

Mission, TX

Building a Better Texas

Website5 offices3 projects1 credentialsFounded 2009Size Estimate: 20-75 employeesUpdated Jun 2026

Project: US 77 Geotechnical Investigation

Service: Plans, Specifications & Estimates (PS&E)Service: Highway and Road DesignService: Bridges and Structural DesignIndustry: Highways & RoadsIndustry: GovernmentType: Civil Engineering+38 more

BC Engineers Inc.

Shawnee, KS

A Partnership Built for Success

WebsitePhone1 office7 projectsFounded 1991Updated Jun 2026

Project: Audi of Kansas City

Service: Mechanical EngineeringService: HeatingService: VentilationIndustry: CommercialIndustry: RetailType: MEP+54 more