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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4site Advisors Inc

We get it: Your vision. Your values. Results.

Website9 projectsUpdated Jun 2026

Project: Guard & Grace

Service: Owner's RepresentationService: Communication ManagementService: Risk Assessment & Mitigation PlanningIndustry: CommercialIndustry: RetailType: Owner's Engineer+26 more

AVI, PC

Cheyenne, WY

Engineering Excellence

WebsitePhone2 offices9 projects6 leaders2 credentialsUpdated Jun 2026

Project: Casper's West Belt Loop Road

Service: TransportationService: Roadway DesignService: Drainage DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+51 more

Aegis

Silver Spring, MD

Keeping Construction Projects on Track

WebsitePhone8 offices5 projects7 leadersFounded 2006Updated Jun 2026

Project: Reagan National Airport

Service: Planning & SchedulingService: CPM Schedule DevelopmentService: Schedule Analytics, Quality Control, and KPI AnalysisIndustry: InfrastructureIndustry: AirportsType: Owner's Engineer+29 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

Atwell

Southfield, MI

We create solutions for the built environment.

Website18 offices12 projects6 leaders8 credentialsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Walmart Metro Atlanta Drone Delivery Operations Support

Service: Program & Development ServicesService: Program ManagementService: Owner's Representative ServicesIndustry: Land DevelopmentIndustry: Oil & GasType: Civil Engineering+38 more

Carollo Engineers, Inc.

Walnut Creek, CA

Working Wonders with Water

WebsitePhone1 office12 projects2 leaders1 credentialsFounded 1933

Project: Geren Island Water Treatment Plant Improvements

Service: Water InfrastructureService: Drinking WaterService: WastewaterIndustry: UtilitiesIndustry: Water SupplyType: Water / Wastewater Engineering+23 more

Chaudhary & Associates, Inc.

Napa, CA

Civil engineering, land surveying, and construction management in California.

WebsitePhone1 office5 projects4 leaders4 credentialsFounded 1976

Project: San Francisco International Airport - Elevated Roadway System and Freeway Connectors

Service: Civil EngineeringService: Civil DesignService: Stormwater ComplianceIndustry: ResidentialIndustry: CommercialType: Civil Engineering+13 more

Ciani & Hatch Engineering PLLC

Seattle, WA

Geotechnical engineering, project management, and design

Website2 offices6 leadersFounded 2023Size Estimate: 1-9 employeesUpdated Jun 2026

Service detail: Geotechnical Site Investigation

Service: Geotechnical Site InvestigationService: Exploration Plan & ROW PermittingService: Geologic Hazards & Critical Areas StudiesIndustry: InfrastructureIndustry: Water SupplyType: Geotechnical Engineering+26 more

Citrine LLC

Lakewood, CO

Citrine LLC is a professional engineering and commissioning practice based in Lakewood, Colorado, with an additional office in Grand Junction. It provides engineering design, commissioning, construction period services, and consulting services for commercial and government clients. Its technical expertise spans building design, power generation, campus infrastructure, arc flash analysis, fire protection, water treatment, and life-safety systems.

WebsitePhone2 offices4 projects3 leaders4 credentialsUpdated Jun 2026

Project: Little Elm Creek Restoration Design

Service: Engineering DesignService: Detailed DesignService: Feasibility StudiesIndustry: CommercialIndustry: GovernmentType: MEP+19 more

Denali Engineering Services LLC

Denver, CO

Bringing Innovation to Today's Technical Challenges

WebsitePhone1 officeUpdated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: Structural EngineeringService: Electrical EngineeringIndustry: ManufacturingIndustry: NuclearType: Mechanical Engineering+30 more

Eagle Engineering International P.C.

Chicago, IL

Building Strong Communities Through Engineering Excellence

WebsitePhone1 office1 leaders1 credentialsUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Infrastructure DesignService: SurveyingIndustry: GovernmentIndustry: IndustrialType: Civil Engineering+12 more

Ehrhart Griffin & Associates

Omaha, NE

Engineering Solutions, Built to Last.

WebsitePhone1 office1 projects6 leadersFounded 1988Size Estimate: 11-50 employees

Project: Midtown Triangle

Service: Civil EngineeringService: Civil Engineering ConsultingService: Site Planning and Feasibility StudiesIndustry: CommercialIndustry: RetailType: Civil Engineering+18 more

Electro Design Engineering, Inc.

Riverview, FL

Leaders in Quality Construction, Engineering and Automation

WebsitePhone5 offices3 projects1 credentialsFounded 1985Size Estimate: 300+ employees

Project: 23 MW Solar Array

Service: Engineering & Design ServicesService: Budget Cost EstimatesService: Power and Distribution SystemsIndustry: IndustrialIndustry: ManufacturingType: Electrical Engineering+36 more

Hofschneider Engineering Corporation

Saipan, MP

Hofschneider Engineering Corporation (HEC) is a multidisciplinary engineering organization based in Saipan, Northern Mariana Islands, serving public and private clients across the CNMI and Micronesia. It provides structural, civil, and environmental engineering design, construction observation, project management, and construction administration for a wide range of infrastructure and facility types.

WebsitePhone1 office4 leaders2 credentialsSize Estimate: 11-50 employeesUpdated Jun 2026

Service detail: Structural Engineering Design

Service: Structural Engineering DesignService: Providing Structural DesignsService: Evaluations For Diverse Facilities SchoolsIndustry: GovernmentIndustry: AviationType: Civil Engineering+33 more

Impulse Controls Operations and Maintenance Inc.

North Salt Lake, UT

Your Partner for Customized Automation Solutions

WebsitePhone1 officeUpdated Jun 2026

Service detail: Controls Design & Engineering

Service: Controls Design & EngineeringService: PLC ProgrammingService: Control System EvaluationIndustry: Oil & GasIndustry: PetrochemicalType: Automation & Controls+34 more

Innovative Systems Architect

Holladay, UT

Innovative Systems Architect is a Utah-based technology and engineering service provider delivering solutions to federal government agencies and commercial enterprises. With a track record spanning over two decades, the practice provides capabilities in systems engineering and integration, software and database development, network engineering and security, radar engineering, and mechanical and structural modeling.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Systems Engineering and Integration

Service: Systems Engineering and IntegrationService: Systems Integration ServicesService: Systems AnalysisIndustry: FederalIndustry: DefenseType: Defense Engineering+26 more

Kesco Solutions

Fort Mill, SC

Dry Bulk Processing Solutions

WebsitePhone1 officeFounded 2001Updated Jun 2026

Service detail: Consulting

Service: ConsultingService: Process Inefficiency IdentificationService: Return on Investment EvaluationIndustry: IndustrialIndustry: ManufacturingType: Process Engineering+16 more

Kirivong Engineering and Architecture, PLLC

Combining technical expertise and project management guidance to navigate complex developments with confidence

Website2 leadersUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Water Resource EngineeringService: Water and Wastewater EngineeringIndustry: CommercialIndustry: HospitalityType: Architecture & Engineering+25 more

MPF, Inc.

Walnut Creek, CA

Transit & Rail Program Management and Engineering Services

WebsitePhone1 office4 projects1 leadersFounded 2022Updated Jun 2026

Project: Stockton Diamond Grade Separation

Service: Program & Project ManagementService: Contract & Procurement Document DevelopmentService: Progressive Design-Build SupportIndustry: TransitIndustry: RailType: Civil Engineering+26 more

Magnum Technical Services, Inc.

Houston, TX

Engineering tomorrow's ideas today

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Multi-Discipline Engineering Services

Service: Multi-Discipline Engineering ServicesService: Multi-Discipline Project EngineeringService: Programming & ControlsIndustry: ChemicalsIndustry: PetrochemicalType: Process Engineering+22 more

McBade Engineers & Consultants, LLC

Youngsville, LA

Engineering Resilient Infrastructure for Communities and the Gulf Coast

WebsitePhone1 office3 projects2 leaders5 credentialsFounded 2016

Project: Bayou Vermilion Flood Control Program

Service: Transportation InfrastructureService: Roadway Widening and ReconstructionService: Pavement PreservationIndustry: GovernmentIndustry: FederalType: Civil Engineering+54 more

McGill Associates, PA

Asheville, NC

Shaping Communities Together

WebsitePhone8 offices9 projects1 leaders3 credentialsFounded 1984

Project: Mission Tower North

Service: Water & WastewaterService: Water Source and TreatmentService: Water DistributionIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+74 more

NexGrade Engineering, LLC

Abilene, TX

Electrical, mechanical, and automation engineering consulting for industrial and commercial clients.

WebsitePhone1 office3 leaders9 credentialsUpdated Jun 2026

Service detail: Owner's Engineer

Service: Owner's EngineerService: Project Financing SupportService: Independent Engineering ReviewIndustry: Renewable EnergyIndustry: Water SupplyType: Automation & Controls+38 more

Optimum Design Associates

Milpitas, CA

Experts in Today's Electronic Engineering. Innovators of Tomorrow's Technologies.

WebsitePhone2 offices2 projects3 leaders4 credentials3 publications

Project: Converting Debug Tools Into Manufacturing Fixtures

Service: PCB Design LayoutService: RF and Mixed-Signal PCB LayoutService: High-Density Interconnect (HDI) DesignIndustry: AerospaceIndustry: DefenseType: Electrical Engineering+38 more