Public engineering firm directory

Find engineering consulting firms by capability and location.

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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

3D Design & Engineering

Houston, TX

Innovation, Integrity & Quality - All of your A&E, Surveying and Utility Locating needs under one roof.

WebsitePhone1 office4 projects2 leaders3 credentialsUpdated Jun 2026

Project: Superbowl LI Cellular Network Modifications

Service: A&E ServicesService: Site Feasibility StudiesService: Erosion and Sediment Control PlanningIndustry: Oil & GasIndustry: TelecommunicationsType: Architecture & Engineering+30 more

ABN Engineering LLC

Turning client vision into buildable, cost-effective solutions.

Website1 leadersUpdated Jun 2026

Service detail: Architectural and Engineering Design

Service: Architectural and Engineering DesignService: Structural EngineeringService: Self-support towersIndustry: TelecommunicationsType: Architecture & Engineering+13 more

Aeparmia Engineering PLLC

Austin, TX

Innovative Engineering Solutions for Utility Challenges & Needs

WebsitePhone3 offices13 projects1 leaders5 credentialsFounded 2017

Project: I-35 NEX South Project Electric and Telecom Utility Relocations

Service: Power and Fiber Utilities EngineeringService: Subsurface Utilities Engineering (SUE)Service: Public and Private Utilities Coordination and Conflict AnalysisIndustry: CommercialIndustry: ResidentialType: Civil Engineering+38 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 projectsSize Estimate: 2-10 employeesUpdated Jun 2026

Project: Sawmill Place Apartment Building

Service: Structural EngineeringService: Structural design for new buildingsService: Structural upgrades and alterations to existing facilitiesIndustry: CommercialIndustry: ManufacturingType: Architecture & Engineering+51 more

Allpro Consulting Group, Inc.

Dallas, TX

Allpro Consulting Group, Inc. is a consulting engineering practice specializing in structural engineering, civil engineering, and architectural design services. Holding professional engineering licenses covering all 50 U.S. states and Puerto Rico, it focuses on wireless communication infrastructure development and cellular site deployment. The practice supports cellular carriers, tower management companies, site acquisition firms, tower owners, and government agencies with services including structural tower analysis, civil layout design, and site acquisition.

WebsitePhone2 officesUpdated Jun 2026

Service detail: Structural Engineering Services

Service: Structural Engineering ServicesService: Tower Structural AnalysisService: Tower Inspections and MappingIndustry: TelecommunicationsIndustry: GovernmentType: Civil Engineering+27 more

American Engineering Testing, Inc.

St. Paul, MN

Critical investigations, testing, analysis, and design for a more certain world

Website22 offices3 projects5 leaders2 credentialsFounded 1976Updated Jun 2026

Project: Minnesota Zoo Treetop Trail

Service: Construction ServicesService: Construction Materials Testing & Special InspectionsService: Construction Materials Testing LaboratoriesIndustry: AgricultureIndustry: CommercialType: Geotechnical Engineering+51 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

BHC, Inc.

Overland Park, KS

No Problem

Website4 officesUpdated Jun 2026

Service detail: Development

Service: DevelopmentService: Site Due DiligenceService: Civil Site DesignIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+51 more

Blew & Associates, P.A.

Fayetteville, AR

National Surveying, Engineering, and Assessment Firm

WebsitePhone1 office1 publicationsFounded 1891Updated Jun 2026

Service detail: ALTA/NSPS Land Title Surveys

Service: ALTA/NSPS Land Title SurveysService: Property boundariesService: Legal property descriptionsIndustry: CommercialIndustry: Land DevelopmentType: Land Surveying+79 more

Cashin Associates, P.C.

Hauppauge, NY

Multi-Disciplinary Engineering, Planning, Construction Management & Environmental Consulting

Website1 office6 projectsFounded 1959Updated Jun 2026

Project: September 11 Memorial Park

Service: Civil and Site EngineeringService: Roadway and Highway DesignService: Waterfront Facilities Design and ConstructionIndustry: GovernmentIndustry: Parks & Open SpaceType: Civil Engineering+41 more

Chesapeake Bay Group

Newport News, VA

Civil engineering, design, planning, and permitting in the Mid-Atlantic.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Civil Site Engineering

Service: Civil Site EngineeringService: Site Plan AdvisementService: Development Design and ApprovalIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+25 more

Colliers Engineering & Design

Holmdel, NJ

Your success is our success; together we shape the spaces that move communities forward.

WebsitePhone1 office8 projects17 leaders8 credentialsSize Estimate: 1,000+ employees

Project: Frank Sinatra Drive Sinkhole & Emergency Seawall Rehabilitation

Service: Architecture & DesignService: Architectural DesignService: Building Engineering SystemsIndustry: CommercialIndustry: Data CentersType: Architecture & Engineering+68 more

Core One Consulting

Surrey, BC

In a Time of Evolving Technologies, Core One Keeps Telecom Companies Moving Forward

WebsitePhone4 offices2 projects2 leadersFounded 2012Size Estimate: 10-49 employees

Project: Rogers Place Stadium DAS Design

Service: Engineering ServicesService: Architectural and Engineering DesignService: Structural Engineering ServicesIndustry: TelecommunicationsType: Telecom / RF Engineering+12 more

Costich Engineering, Land Surveying & Landscape Architecture, D.P.C.

Rochester, NY

Building on Tradition. Designing for Tomorrow.

WebsitePhone1 office5 projects5 leaders1 credentials3 publications

Project: Wegmans Distribution Center Expansion

Service: Land SurveyingService: ALTA/NSPS Land Title SurveysService: Topographic and Boundary SurveysIndustry: CommercialIndustry: EducationType: Civil Engineering+56 more

Critical Technologies Consulting LLC

Mesa, AZ

Leaders in Global Consulting Engineering, Construction Monitoring, and Regulatory Services

WebsitePhone1 office1 projects6 leadersUpdated Jun 2026

Project: Minera Spence Desalination Project

Service: Owner's EngineeringService: Concept Development & Feasibility StudiesService: Detailed Design ReviewsIndustry: Power GenerationIndustry: NuclearType: Owner's Engineer+31 more

DigitaLogic Inc.

Baltimore, MD

Strategic Enterprise to Field System

WebsitePhone1 office3 publicationsFounded 1998Updated Jun 2026

Service detail: SCADA, Automation, and Control Systems Engineering

Service: SCADA, Automation, and Control Systems EngineeringService: SCADA SystemsService: Industrial AutomationIndustry: Electric UtilitiesIndustry: Automation & ControlsType: Automation & Controls+24 more

ECOM Engineering, Inc.

Sacramento, CA

Designing Solutions Today, to Support the Possibilities of Tomorrow

WebsitePhone1 office3 projects8 leadersFounded 1997Size Estimate: 10-49 employees

Project: Yolo County Administration Building

Service: Electrical Engineering Design & EvaluationService: Arc Flash Safety AnalysisService: Emergency Backup & UPS SystemsIndustry: CommercialIndustry: HealthcareType: Electrical Engineering+21 more

Electric Power Systems, Inc.

Anchorage, AK

Powerful ideas. Practical results. On time delivery.

Website1 office5 projectsUpdated Jun 2026

Project: East End Road Utility Relocation

Service: EngineeringService: Electrical EngineeringService: Mechanical EngineeringIndustry: Electric UtilitiesIndustry: Power GenerationType: Power & Utility Engineering+50 more

Engineering Design & Consulting, Inc.

Anchorage, AK

An Alaskan owned professional corporation

WebsitePhone1 office5 projects9 leadersFounded 1980Size Estimate: 1-10 employees

Project: Girdwood Wastewater Treatment Facility Expansion Project

Service: Electrical EngineeringService: Power SystemsService: Alternative EnergyIndustry: AirportsIndustry: Renewable EnergyType: Electrical Engineering+24 more

Gillespie Prudhon Associates Inc

Clackamas, OR

Engineering Excellence Since 1980

WebsitePhone1 office5 projects1 credentialsFounded 1980Updated Jun 2026

Project: Oregon Coastal Cascade & Willamette Valley Microwave Radio Update

Service: Telecommunications EngineeringService: Transmission EngineeringService: Telecommunications TransportIndustry: FederalIndustry: GovernmentType: Civil Engineering+39 more

HA Design Group LLC

HA Design Group LLC is an engineering and systems integration provider specializing in broadcast media, audiovisual, electronic security, and information technology systems. It delivers turnkey design, engineering, and integration services for broadcasting companies, government agencies, corporate facilities, and media entertainment venues.

Website12 projectsUpdated Jun 2026

Project: NPR Entrance

Service: Media Engineering & IntegrationService: AV Engineering & IntegrationService: Electronic Security EngineeringIndustry: TelecommunicationsIndustry: FederalType: Electrical Engineering+14 more

Iconic Consulting Group

Dallas, TX

Excellence. Every Client. Every Time.

WebsitePhone4 offices7 projectsUpdated Jun 2026

Project: DART/DFW Airport Irving/DFW Corridor

Service: Transportation EngineeringService: Highways and TollwaysService: Intersection ImprovementsIndustry: TransitIndustry: AirportsType: Civil Engineering+25 more

KCS Corporation

Engineering Services of Unmatched Value

WebsiteUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Substation Physical DesignService: Protection and ControlsIndustry: TelecommunicationsIndustry: Power Transmission & DistributionType: Electrical Engineering+19 more