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

3 Phase Associates LLC

Chattanooga, TN

Electrical Engineering and Consulting Services

Website1 office2 credentialsFounded 2016Size Estimate: 10-49 employeesUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power System CalculationsService: Arc Flash AnalysisIndustry: UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+31 more

3Vi, Inc.

San Ramon, CA

Engineering Excellence for a Sustainable Future

WebsitePhone3 offices1 leadersUpdated Jun 2026

Service detail: Systems Engineering & Integration

Service: Systems Engineering & IntegrationService: SCADA and Control SystemsService: Communications SystemsIndustry: TransitIndustry: RailType: Electrical Engineering+18 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

AES Group, Inc.

Parker, CO

Providing Engineering and Architecture Services Since 2002

WebsitePhone1 office4 projects5 leaders20 credentialsFounded 1988

Project: Pikes Peak National Cemetery Master Plan & Design

Service: Civil EngineeringService: Site DesignService: GradingIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+38 more

AKAL Engineering Inc.

Berlin, MA

Break new ground with AKAL Engineering Inc.

WebsitePhone1 office5 projects1 leaders1 credentialsFounded 2004

Project: Easthampton High School

Service: HVAC, Plumbing, and Fire Protection DesignService: HVAC System DesignService: Plumbing System DesignIndustry: CommercialIndustry: IndustrialType: MEP+17 more

ARCXIS

Houston, TX

From Start to Finish, One Number to Call.

WebsitePhone1 office10 credentialsUpdated Jun 2026

Service detail: Inspection Services

Service: Inspection ServicesService: Engineering ServicesService: MEP EngineeringIndustry: ResidentialType: MEP+9 more

Abonmarche Consultants, Inc.

Many Disciplines One Team

Website2 projects10 credentials2 publicationsFounded 1979Size Estimate: 200-250 employeesUpdated Jun 2026

Project: Haven Hollow Park Improvements

Service: Civil EngineeringService: Stormwater ManagementService: Utility EngineeringIndustry: GovernmentIndustry: InfrastructureType: Architecture & Engineering+57 more

Acceleration Engineering, LLC

Greenville, SC

Acceleration Engineering, LLC is an engineering and government contracting services firm with offices in Greenville, South Carolina, and Norton, Massachusetts, whose team draws on experience across the U.S. Navy, Special Forces, and Intelligence community. Its practice covers proposal development, government contractor onboarding, contract and proposal management, quality compliance auditing, and engineering and program support for defense and shipbuilding clients.

WebsitePhone2 officesUpdated Jun 2026

Service detail: Proposal and Solicitation Search

Service: Proposal and Solicitation SearchService: Government Contractor OnboardingService: Contract and Proposal ManagementIndustry: DefenseIndustry: GovernmentType: Defense Engineering+2 more

Advanced Consulting Engineers, P.A.

Frederick, MD

Advanced Consulting Engineers, P.A. (ACE-P.A.) is a structural engineering firm established in 1994 and based in Frederick, Maryland, with professional engineering registrations in more than thirty states. ACE-P.A. provides structural analysis and design, cold-formed steel engineering and detailing, engineer-of-record services, delegated design, peer review, and property condition assessments for commercial, residential, educational, healthcare, and institutional projects.

Website1 office2 projects2 leaders10 credentialsFounded 1994Updated Jun 2026

Project: University Auditorium and Classrooms

Service: Structural Analysis & DesignService: Engineer of Record (EOR)Service: Specialty Building Engineer (SBE)Industry: CommercialIndustry: EducationType: Structural Engineering+15 more

Advanced Productivity Engineering

Austin, TX

Making your business as productive as possible.

WebsitePhone1 office1 credentialsFounded 2006Updated Jun 2026

Service detail: Industrial Engineering Consulting

Service: Industrial Engineering ConsultingService: Facilities Layout Using Systematic Layout ProcessService: Work SamplingIndustry: ManufacturingType: Industrial Engineering+25 more

AeroFrohne LLC

The New Standard in Reality Capture & 3D Visualization

WebsiteUpdated Jun 2026

Service detail: Geospatial Mapping & Drone Capture

Service: Geospatial Mapping & Drone CaptureService: RTK/PPK Drone Mapping & Object DetectionService: Orthomosaic, DSM/DTM Surface & Contour ProductionIndustry: InfrastructureIndustry: CommercialType: Land Surveying+37 more

Agha Engineering, LLC

Houston, TX

Engineering Innovation Forward

WebsitePhone1 office8 projects9 leaders2 credentialsSize Estimate: 60 employees

Project: Burnett Bayland Park

Service: Transportation EngineeringService: Roadway DesignService: Bike and Pedestrian PlanningIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+24 more

Allana Buick & Bers, Inc.

Palo Alto, CA

Making Buildings Perform Better

WebsitePhone1 office3 leaders14 credentials3 publicationsFounded 1987

Service detail: Building Envelope

Service: Building EnvelopeService: Curtain Wall & GlazingService: Roofing & WaterproofingIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+25 more

Alliance Geotechnical Group, Inc.

Dallas, TX

Accredited Laboratory Testing.

WebsitePhone6 offices21 leaders12 credentialsFounded 1999Size Estimate: 150+ employees

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface ExplorationService: Geotechnical InvestigationsIndustry: GovernmentIndustry: EducationType: Geotechnical Engineering+35 more

Alpha Associates, Inc.

Morgantown, WV

Architectural and Engineering Excellence for Over 55 Years

WebsitePhone2 offices3 projects4 leadersFounded 1969Updated Jun 2026

Project: North Elementary School Connector

Service: ArchitectureService: Sustainable Building DesignService: Commercial and Government FacilitiesIndustry: EducationIndustry: CommercialType: Architecture & Engineering+21 more

Altitude Engineering

Hamilton, MT

Altitude Engineering is a structural engineering firm located in the Bitterroot Valley, just south of Missoula, Montana. Altitude Engineering specializes in steel and aluminum structures and provides economical designs using precast and cast-in-place concrete, masonry, timber, and log framing. Altitude Engineering holds professional engineering registrations in thirteen states: Montana, Colorado, Wyoming, Idaho, Nevada, Alaska, Washington, Utah, Oregon, Arizona, Arkansas, Vermont, and Oklahoma. Representative project experience includes waterpark enclosure structures, aviation hangars, industrial crane pedestals, hospital expansions, and commercial facilities.

WebsitePhone1 office4 projects1 leadersUpdated Jun 2026

Project: Jay Peak Waterpark Enclosure

Service: Structural Engineering DesignService: Steel and aluminum structuresService: Precast and cast-in-place concreteIndustry: HealthcareIndustry: CommercialType: Structural Engineering+13 more

Arch Consulting Engineers, PLLC

Austin, TX

Arch Consulting Engineers, PLLC is an Austin, Texas structural engineering firm founded in 2006, specializing in the design of steel, concrete, masonry, and wood frame structures and foundations. It serves architects, engineers, real estate developers, contractors, and owners across a broad range of project types including retail centers, office buildings, community centers, warehouses, medical centers, churches, custom residences, multi-family housing, and hotels. Arch Consulting Engineers holds T.B.P.E. Registration #F-9361 and its principals are registered in over 20 states.

WebsitePhone1 office2 leaders4 credentialsFounded 2006Updated Jun 2026

Service detail: Structural Engineering Design

Service: Structural Engineering DesignService: Retail Centers and Office BuildingsService: Community Centers and WarehousesIndustry: ResidentialIndustry: Multifamily ResidentialType: Structural Engineering+21 more

Boot Civil LLC

Austin, TX

Boot Civil LLC is an Austin, Texas civil engineering firm delivering site development, entitlement, infrastructure, drainage, and transportation services across Central Texas. With 500+ projects completed across 50+ jurisdictions and 23+ client sectors, Boot Civil specializes in navigating Austin's complex entitlement and approval processes for land developers, institutions, utilities, and public-sector clients.

Website1 office1 leaders1 credentialsUpdated Jun 2026

Service detail: Site Development & Design

Service: Site Development & DesignService: Grading PlansService: Utility CoordinationIndustry: Land DevelopmentIndustry: EducationType: Civil Engineering+24 more

Brancor Aviation Corp

Miami, FL

Your Gateway to Top-tier Engineering Services for Aerospace and Defense

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Engineering Analysis and Design

Service: Engineering Analysis and DesignService: New Product DevelopmentService: Simulation EngineeringIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+29 more

Centec Engineering, PLLC

Beckley, WV

Over 30 years of experience throughout the Mid-Atlantic.

WebsitePhone1 office4 leaders12 credentialsUpdated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: Site DevelopmentService: Erosion and sediment controlIndustry: CommercialIndustry: IndustrialType: Civil Engineering+18 more

Centec Engineering, PLLC

Beckley, WV

Over 30 years of experience throughout the Mid-Atlantic

WebsitePhone1 officeUpdated Jun 2026

Service detail: Site Development

Service: Land SurveyingService: Site DevelopmentService: Solid Waste EngineeringIndustry: CommercialIndustry: IndustrialType: Civil Engineering+6 more

Cintar Inc.

Glenshaw, PA

Multidisciplinary Engineering & Consulting Services

Website1 office1 projects7 credentials5 publicationsFounded 1983Size Estimate: 100+ employees

Project: ATI Shanghai STAL Project

Service: Civil & Structural EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: MetalsIndustry: Power GenerationType: Civil Engineering+31 more

Coda Octopus Engineering, Inc.

Murray, UT

Power Your Mission

WebsitePhone1 office3 projects3 credentialsFounded 1986Size Estimate: 50-100 employees

Project: AN/AQS-24 Mine Hunting System

Service: Defense Program SupportService: Obsolescence managementService: Full lifecycle sustainmentIndustry: DefenseType: Defense Engineering+38 more

Cottrell & Cottrell, LLC

Fully integrated engineering and business services for the offshore, inland, and marine industries.

Website8 projects1 leaders1 credentialsUpdated Jun 2026

Project: TLP Life Extension Cost Projection Study

Service: Naval Architecture & Marine EngineeringService: Naval ArchitectureService: Marine EngineeringIndustry: Oil & GasIndustry: MarineType: Naval Architecture+33 more