Public engineering firm directory

Find engineering consulting firms by capability and location.

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AZAD Engineering PC

San Francisco, CA

Efficient Management in Infrastructure Construction

WebsitePhone2 offices1 leadersUpdated Jun 2026

Service detail: Construction Management and Inspection

Service: Construction Management and InspectionService: Resident EngineeringService: Structure RepresentativeIndustry: TransportationIndustry: BridgesType: Civil Engineering+39 more

Accentz, Inc.

Engineering, Training & Technology Solutions since 2002

WebsiteFounded 2002Updated Jun 2026

Service detail: Power Management & Data Acquisition

Service: Power Management & Data AcquisitionService: Building Performance BenchmarkingService: Real-Time Data MonitoringIndustry: CommercialIndustry: FederalType: Mechanical Engineering+16 more

Acclaim Collier Engineering PLLC

Chicago, IL

Taking Your Transit and Transportation Programs to the Next Level

WebsitePhone1 office2 projects1 leadersUpdated Jun 2026

Project: Lake County DOT Value Engineering Study

Service: Project and Program ManagementService: Civil Project OversightService: Project Scheduling and ControlsIndustry: TransitIndustry: TransportationType: Civil Engineering+14 more

Acropolis Engineers

Raleigh, NC

Engineering. Delivered.

WebsitePhone2 offices1 projects4 leaders1 credentialsFounded 2014

Project: Critical Process Equipment SCADA Monitoring System

Service: Equipment Optimization & MaintenanceService: Equipment Installation & CommissioningService: Preventative & Scheduled MaintenanceIndustry: Automation & ControlsIndustry: Life SciencesType: Automation & Controls+14 more

Adams, Rehmann & Heggan Associates, Inc.

Hammonton, NJ

You See Us Every Day

Website1 office1 projects10 leaders2 credentialsFounded 1935Size Estimate: 90 employees

Project: Braddocks Mill Dam

Service: Civil and Municipal EngineeringService: Road and Infrastructure DesignService: Stormwater ManagementIndustry: GovernmentIndustry: TransportationType: Civil Engineering+38 more

Adkins Engineering and Surveying

Klamath Falls, OR

Serving S. Oregon and N. California Since 1983

Website1 office6 projects3 leaders3 credentialsFounded 1983Size Estimate: 15-25 employees

Project: Klamath Irrigation District - C-Flume Replacement

Service: Civil EngineeringService: Land Development PlanningService: Transportation SystemsIndustry: GovernmentIndustry: WastewaterType: Civil Engineering+37 more

Advanced Research and Engineering Integrated Solutions LLC

Niceville, FL

Engineering solutions for unmanned and embedded systems

WebsitePhone1 office1 leadersFounded 2010Updated Jun 2026

Service detail: Unmanned Systems Engineering

Service: Unmanned Systems EngineeringService: Unmanned Aerial VehiclesService: Sensors and PayloadsIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+23 more

Advantus Engineers

Pittsburgh, PA

Advantus Engineers is a Pittsburgh-based engineering consulting practice founded in 2004, specializing in building commissioning, sustainability consulting, MEP assessments, construction quality assurance, and environmental compliance. It serves public, institutional, and commercial clients across the Pittsburgh region. Over more than two decades, the practice has supported LEED certifications, water quality programs, and on-call MEP engineering for clients including the Pittsburgh Water and Sewer Authority and the David L. Lawrence Convention Center.

WebsitePhone1 office7 projects9 leaders3 credentialsFounded 2004

Project: Western Butler County Authority Administration Building

Service: Building CommissioningService: Design and Submittal AnalysisService: Controls and Checklist FormulationIndustry: GovernmentIndustry: CommercialType: MEP+40 more

Aimone-Martin Associates, LLC

Lemitar, NM

Blast Consulting and Monitoring Services

WebsitePhone1 office8 projects1 leaders3 credentialsFounded 1978

Project: West Point Academy Cyber Engineering & Academic Center

Service: Blast ConsultingService: Blast OptimizationService: Vibration and Overpressure MitigationIndustry: MiningIndustry: Aggregates & QuarryingType: Mining Engineering+10 more

Albat

Construction management and inspection services for infrastructure projects

Website5 projects1 leadersUpdated Jun 2026

Project: Caltrans, District 3 On-Call Construction Inspection Services; Highway 70 Widening

Service: Construction ManagementService: Constructability ReviewsService: Schedule ManagementIndustry: InfrastructureIndustry: TransportationType: Civil Engineering+25 more

Alliance Automation & Control, Inc.

Rogersville, AL

No project too large, no requirement too detailed.

WebsitePhone1 office1 credentialsFounded 2000Updated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Electrical DesignService: Automation & ControlsIndustry: AutomotiveIndustry: ChemicalsType: Automation & Controls+12 more

Alliance Engineers & Project Consultants

Beaumont, TX

Multidisciplined EPCM

WebsitePhone1 office5 projects1 leadersSize Estimate: 50-200 employeesUpdated Jun 2026

Project: Bringing Ground-Breaking Water-from-Air Technology to Market

Service: Project DevelopmentService: Phased Front-End LoadingService: Front-End Engineering DesignIndustry: Carbon CaptureIndustry: ChemicalsType: Automation & Controls+43 more

Alpha Sieger Engineering Services

Gaithersburg, MD

Expert Transportation Engineering & Construction Management Services

WebsitePhone1 office2 projects1 leadersFounded 2014Updated Jun 2026

Project: DDOT Federal-Aid Citywide Pavement Restoration IDIQ Contract

Service: Transportation, Traffic, and Safety StudiesService: Vision Zero StudiesService: Highway Safety Improvement Program (HSIP) StudiesIndustry: Highways & RoadsIndustry: TransportationType: Transportation Engineering+11 more

American Engineering Consultants, Inc.

Cayce, SC

If It Can Be Done, It Will Be Done

WebsitePhone1 office3 leaders4 credentialsFounded 1994Updated Jun 2026

Service detail: Water

Service: WaterService: Assessment & AnalysisService: Booster Pump StationsIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+57 more

Amtech Aeronautical Limited

Medicine Hat, AB

Aeronautical Design, Defence R&D, and Industrial Automation

Website1 office5 projects2 credentialsFounded 1995Updated Jun 2026

Project: Viking DHC-6 Series 400 Phase 2A Avionics Upgrade Certification

Service: Aeronautical Engineering and CertificationService: Aircraft Modifications and Repairs DesignService: Regulatory Design ApprovalsIndustry: AerospaceIndustry: DefenseType: Aerospace Engineering+19 more

Apex Utility LLC

Read-only engineering insight for stable, high-performing operations.

Website1 leadersUpdated Jun 2026

Service detail: Process Drift Monitoring

Service: Process Drift MonitoringService: Early Visibility DiagnosticsService: Non-Invasive AnalysisIndustry: ManufacturingIndustry: Automation & ControlsType: Owner's Engineer+5 more

Apital Inc.

New York City, NY

Steering The Rail Industry To A Digital And Sustainable Future

Website1 officeUpdated Jun 2026

Service detail: Rail Signaling and Train Control Systems

Service: Rail Signaling and Train Control SystemsService: CBTC/PTC System Design and DeploymentService: System Engineering and VerificationIndustry: RailIndustry: TransitType: Transportation Engineering+25 more

Apogee Engineering, LLC

Harrison City, PA

Professional engineering services for integrated building design

WebsitePhone1 office9 projects3 leadersUpdated Jun 2026

Project: Petrie Residence Addition & Renovation

Service: Electrical EngineeringService: LightingService: Fire AlarmIndustry: CommercialIndustry: EducationType: Electrical Engineering+17 more

Applemon

New York, NY

Engineers and Scientists

WebsitePhone2 offices22 projects1 credentialsFounded 2002Updated Jun 2026

Project: Infrastructure Upgrade in Coney Island

Service: Structural EngineeringService: Structural DesignService: Plan ModificationsIndustry: InfrastructureIndustry: ResidentialType: Automation & Controls+27 more

Applied Automation and Controls, Inc.

Expert Automation & Control Solutions for Oil & Gas

Website5 credentialsUpdated Jun 2026

Service detail: Automation & Control Systems Engineering

Service: Automation & Control Systems EngineeringService: Data Acquisition SystemsService: SCADA and HMI DevelopmentIndustry: Oil & GasIndustry: IndustrialType: Automation & Controls+27 more

Applied Power Technologies, Inc

San Jose, CA

Powering Insights, Empowering Solutions

WebsitePhone2 offices2 credentialsUpdated Jun 2026

Service detail: EPMS Design

Service: EPMS DesignService: Requirements AnalysisService: Engineering & DesignIndustry: HealthcareIndustry: EducationType: Electrical Engineering+22 more

ArcSine Engineering

Redding, CA

The Expert's Expert.

WebsitePhone2 offices4 projects3 credentialsFounded 1978Size Estimate: 25-50 employees

Project: Town of Windsor SCADA System

Service: Electrical EngineeringService: Lighting Design and ModelingService: Power System StudiesIndustry: WastewaterIndustry: Water SupplyType: Automation & Controls+33 more

Ardna Engineering

Rancho Cucamonga, CA

Partnering for Successful Engineering and Construction Management Solutions

WebsitePhone1 officeUpdated Jun 2026

Service detail: Construction and Project Management

Service: Construction and Project ManagementService: Construction ManagementService: Project ManagementIndustry: GovernmentIndustry: CommercialType: Owner's Engineer+14 more

Aretum

Leading Government Technology Solutions

WebsiteUpdated Jun 2026

Service detail: Digital Transformation and Cloud Engineering

Service: Digital Transformation and Cloud EngineeringService: Cloud Architecture and MigrationService: Enterprise IT ModernizationIndustry: GovernmentIndustry: FederalType: Software Engineering+17 more