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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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

Acomb Ostendorf & Associates (AOA)

Winter Park, FL

Immersive Experience Makers: We Bring Stories to Life

WebsitePhone4 offices6 projects2 leadersFounded 2009Updated Jun 2026

Project: Dolly's Life of Many Colors Museum

Service: Master Planning and VisioningService: Strategic PlanningService: Site LayoutIndustry: Arts & CultureIndustry: Sports & RecreationType: Architecture & Engineering+59 more

CLAD Consulting, Inc.

San Luis Obispo, CA

Engineering Services Horsepower

WebsitePhone1 office4 projects2 leaders2 credentialsSize Estimate: 1-25 employees

Project: 4.5 MW Solar Farm

Service: Engineering ConsultingService: Preconstruction SupportService: Estimate ReviewIndustry: GovernmentIndustry: SolarType: Civil Engineering+30 more

CSMI

Schaumburg, IL

Integrating innovative solutions for manufacturing clients

WebsitePhone1 office1 credentialsFounded 1983Updated Jun 2026

Service detail: Process Engineering

Service: Process EngineeringService: Packaging Line Integration EngineeringService: Packaging ConversionsIndustry: Food & BeverageIndustry: ManufacturingType: Process Engineering+17 more

Crossland Engineering, LLC

Honolulu, HI

Big Firm Results Small Firm Service

WebsitePhone1 office5 credentialsUpdated Jun 2026

Service detail: HVAC Engineering

Service: HVAC EngineeringService: Heating, Ventilation, and Air-Conditioning (HVAC) Design and EngineeringService: Central Chilled Water and Hot Water PlantsIndustry: CommercialIndustry: ResidentialType: Mechanical Engineering+29 more

D3 Engineering Solutions

Houston, TX

Listen. Collaborate. Solve.

Website1 office3 leadersFounded 2020Updated Jun 2026

Service detail: Project Management

Service: Project ManagementService: Project PlanningService: Offshore LogisticsIndustry: Oil & GasIndustry: Renewable EnergyType: Marine Engineering+20 more

Falcon Engineering Services Inc

Temecula, CA

Providing Innovative Construction Solutions

WebsitePhone1 office6 projects11 leadersFounded 2009Updated Jun 2026

Project: 71/91 Interchange Project

Service: Project ManagementService: Program and Project ManagementService: Project SchedulingIndustry: BridgesIndustry: Highways & RoadsType: Civil Engineering+29 more

Franson Civil Engineers, Inc.

American Fork, UT

We Know Water

WebsitePhone2 offices8 projects4 leadersFounded 1989Size Estimate: 1-25 employees

Project: Welby Jacob Canal Water Efficiency Project

Service: Design of Water SystemsService: Irrigation and Canal System DesignService: Diversion Structure DesignIndustry: AgricultureIndustry: GovernmentType: Civil Engineering+33 more

Gasteiger Engineering LLC

Beverly Hills, CA

We are your valued project partner.

WebsitePhone2 offices2 projects3 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Project: Hollywood Hills Hillside Retaining Wall

Service: Civil EngineeringService: Rough and precise grading plansService: Drainage and hydrology studiesIndustry: ResidentialIndustry: CommercialType: Automation & Controls+53 more

Handy Marine Engineering, PLLC

Seattle, WA

Providing engineered solutions for the unique challenges of the maritime industry.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Studies, Market Research & Feasibility

Service: Studies, Market Research & FeasibilityService: System TroubleshootingService: Feasibility & Option StudiesIndustry: MarineType: Marine Engineering+18 more

Ingemel

Pembroke Pines, FL

Mutidiscplinary Engineering Group

WebsitePhone1 office4 leaders4 credentialsFounded 1971Updated Jun 2026

Service detail: Energy and Environmental Engineering

Service: Energy and Environmental EngineeringService: CogenerationService: Green BuildingsIndustry: CommercialIndustry: EducationType: Automation & Controls+45 more

InteliOPT, Inc.

Superior Quality and Value Telecom & IT Services Company

WebsiteFounded 2008Updated Jun 2026

Service detail: Distributed Antenna Systems (DAS) & Small Cell Solutions

Service: Distributed Antenna Systems (DAS) & Small Cell SolutionsService: i-DAS & o-DAS Site SurveysService: System Design & IntegrationIndustry: TelecommunicationsIndustry: Public SafetyType: Telecom / RF Engineering+29 more

Interrail Engineering Inc

Jacksonville, FL

Keeping the Trains Moving and Our Citizens Safe

WebsitePhone1 office9 projects6 leaders1 credentialsFounded 1997

Project: Norfolk Southern Railroad PTC Installation

Service: Engineering and DesignService: Application ProgrammingService: Computer Aided DraftingIndustry: RailIndustry: TransitType: Automation & Controls+31 more

M. Fikse Company

Temecula, CA

Integrity. Quality. Sustainability

WebsitePhone1 office7 projectsFounded 2003Updated Jun 2026

Project: CityCenter Las Vegas

Service: PlanningService: Pre-Construction Feasibility StudiesService: Subdivision Master LayoutsIndustry: HospitalityIndustry: Oil & GasType: Owner's Engineer+20 more

MJ Technical Solutions, LLC

Exceptional Service With Honesty And Integrity

Website4 leadersFounded 2005Updated Jun 2026

Service detail: Aviation Technology

Service: Aviation TechnologyService: CommunicationsService: Aeronautical Fixed Telecommunication NetworkIndustry: AviationIndustry: AirportsType: Aviation Engineering+68 more

Otisco Engineering Ltd.

Westerville, OH

Creating Sensible, Sustainable Engineered Solutions.

WebsitePhone1 office7 projects1 leaders10 credentials1 publications

Project: NASA Glenn Bioswale

Service: Mechanical EngineeringService: HVAC Design & InstallationService: Plumbing EngineeringIndustry: CommercialIndustry: ResidentialType: Environmental Engineering+37 more

RiverRock Engineering, LLC

Greenville, SC

Civil Engineering for Connected Communities.

WebsitePhone1 office5 projects2 leaders1 credentialsSize Estimate: 1-5 employees

Project: Absolute Climate Storage

Service: Civil EngineeringService: Stormwater Management and GradingService: Water and Sewer Utility InfrastructureIndustry: CommercialIndustry: Land DevelopmentType: Civil Engineering+24 more

Telnet, Inc.

Rockville, MD

Telnet, Inc. is a Rockville, Maryland-based telecommunications and IT engineering firm founded in 1995 specializing in wireless network engineering, in-building distributed antenna systems (DAS), emergency responder coverage systems (ERRCS), and RF/EME regulatory services. It has optimized more than 35,000 wireless sites across the US and performs turnkey wireless network build-out, integration, and optimization for major carriers and equipment vendors. Telnet also provides expert workforce augmentation and IT managed services for government and commercial clients.

WebsitePhone4 offices3 credentialsFounded 1995Size Estimate: 51-200 employeesUpdated Jun 2026

Service detail: Wireless Engineering

Service: Wireless EngineeringService: Network Design and OptimizationService: New Network Roll-Out and Technology IntegrationIndustry: TelecommunicationsIndustry: FederalType: Software Engineering+29 more

West Shore

Sacramento, CA

Client-focused engineering, design, and onsite consulting for water and wastewater systems.

WebsitePhone1 office1 leaders2 credentialsFounded 2012Updated Jun 2026

Service detail: Water and Wastewater Engineering

Service: Water and Wastewater EngineeringService: Engineering Studies and ReportsService: Modeling and System AnalysisIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+21 more

Xdesign Engineering Services

Washington, DC

Innovative Engineering Solutions

Website1 officeUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power Distribution DesignService: Lighting DesignIndustry: ManufacturingIndustry: HealthcareType: Electrical Engineering+28 more