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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Xtraordinary Innovative Space Partnerships, Inc.

Pioneering technology development, demonstration, and deployment missions for cislunar space

Website5 projectsUpdated Jun 2026

Project: Management Operations Control Applications/Architecture (MOCA)

Service: TD3 Mission DevelopmentService: International Space Station Mission IntegrationService: Cislunar and Deep Space Mission DevelopmentIndustry: SpaceIndustry: FederalType: Aerospace Engineering+7 more

YOR Engineering, PLLC

Astoria, NY

Engineers & Construction Managers

WebsitePhone1 office7 projects1 leaders5 credentialsSize Estimate: 1-10 employees

Project: Construction of Storm & Sanitary Sewers and Appurtenances - Acacia Ave.

Service: Resident Engineering and InspectionService: Utility Construction InspectionService: Roadway and Streetscape InspectionIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+16 more

YarCom Inc.

Incline Village, NV

Celebrating 25+ years of service to our clients

WebsitePhone1 officeFounded 1998Updated Jun 2026

Service detail: Electrical and Electronic Engineering

Service: Electrical and Electronic EngineeringService: Power Systems EngineeringService: Electronic Hardware EngineeringIndustry: GovernmentIndustry: SolarType: Electrical Engineering+20 more

Young & Associates, PA

Derby, KS

Young & Associates, PA is a civil engineering firm serving the Wichita metropolitan area, providing professional services in municipal engineering, land development, engineering surveys, and transportation engineering. Operating from Derby, Kansas, it collaborates across all project phases from preliminary programming and design development through construction oversight and final inspection, partnering with architects, general contractors, and other engineering disciplines.

WebsitePhone1 office4 credentialsUpdated Jun 2026

Service detail: Municipal Engineering

Service: Municipal EngineeringService: Water Distribution Network Studies and Water System DesignService: Sanitary Sewer Studies and Collection System DesignIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+28 more

Young Enterprise Systems Inc

Reston, VA

Responsive provider of high-quality professional technical services delivering strategic value to government organizations.

WebsitePhone1 officeFounded 1999Updated Jun 2026

Service detail: Government Mission Critical IT & Telecom Systems

Service: Government Mission Critical IT & Telecom SystemsService: IT and Telecom Systems IntegrationService: Program ManagementIndustry: AirportsIndustry: AviationType: Software Engineering+14 more

ZOFS Engineering P.C.

Innovating Infrastructure

Website6 projectsFounded 2012Updated Jun 2026

Project: SE-823: High Level of Storm and Sanitary Sewers

Service: Civil EngineeringService: Surface Transportation InfrastructureService: Utility InfrastructureIndustry: GovernmentIndustry: TransportationType: Civil Engineering+21 more

Zajda Group Inc.

Oceanside, CA

Providing Professional Civil Engineering Services

WebsitePhone1 office1 leaders1 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Land Development and Planning

Service: Land Development and PlanningService: Entitlements and FeasibilityService: Grading and DrainageIndustry: Land DevelopmentIndustry: ResidentialType: Civil Engineering+18 more

Zephyr Engineering, Inc.

Specialists in Custom Designs

Website2 projects1 credentialsUpdated Jun 2026

Project: IQ2 SDR Transceiver Development

Service: FPGA Design ServicesService: FPGA Firmware DesignService: SoC Software DevelopmentIndustry: ElectronicsIndustry: SemiconductorsType: Electrical Engineering+13 more

Zyno Engineering

Precision for the work that matters. Funded by the waste we eliminate.

Website11 projectsUpdated Jun 2026

Project: PRISM S&T Mapping Platform

Service: AI Systems EngineeringService: System ArchitectureService: Model SelectionIndustry: DefenseIndustry: GovernmentType: Software Engineering+30 more

ads ENGINEERS, DPC

New York, NY

Mechanical, Electrical, Plumbing, and Fire Protection Engineering

WebsitePhone1 office6 projects3 leaders3 credentialsFounded 1979

Project: Asian Cultural Center

Service: HVAC EngineeringService: Electrical EngineeringService: Electrical Power DistributionIndustry: CommercialIndustry: RetailType: MEP+27 more

avacal, Inc.

Huntsville, AL

Cybersecurity and Engineering Services

Website1 office1 leadersUpdated Jun 2026

Service detail: Cybersecurity

Service: CybersecurityService: Systems Design and IntegrationService: Network DesignIndustry: DefenseIndustry: GovernmentType: Defense Engineering+3 more

dbHMS

Chicago, IL

Impact Through Engineering

Website7 offices2 projects1 leadersFounded 2002Updated Jun 2026

Project: The Keller Center, The University of Chicago

Service: Mechanical, Electrical, Plumbing & Fire Protection DesignService: Engineered HVAC SystemsService: Engineered Electrical SystemsIndustry: EducationIndustry: GovernmentType: MEP+45 more

eTribeca LLC

New York, NY

The Wi-Fi Site Survey and Design Expert

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Wireless Site Survey

Service: Wireless Site SurveyService: RF AnalysisService: Wireless Network DesignIndustry: ManufacturingIndustry: RetailType: Telecom / RF Engineering+16 more

exp Federal Inc.

Chicago, IL

Architecture + Engineering | Construction | Mission Support

Website5 offices9 projects1 credentialsFounded 2012Size Estimate: 250-500 employeesUpdated Jun 2026

Project: Fish Dispersal Barrier

Service: ArchitectureService: Master PlanningService: Facilities ProgrammingIndustry: DefenseIndustry: FederalType: Architecture & Engineering+45 more

iDesign Engineering Inc.

Beltsville, MD

Knowledge. Dedication. Reliability.

WebsitePhone2 offices24 projects11 leadersFounded 2012Size Estimate: 10-20 employees

Project: I-95 Section 200 Widening

Service: Water Resources EngineeringService: Low-Impact Development and ESDService: Hydrologic and Hydraulic ModelingIndustry: Highways & RoadsIndustry: TransportationType: Civil Engineering+33 more

iGET Services LLC

Houston, TX

With Professional Excellence!

WebsitePhone1 office8 credentialsSize Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Buildings and Facilities Design

Service: Buildings and Facilities DesignService: Disaster Resistant Home DesignService: Windstorm EngineeringIndustry: GovernmentIndustry: CommercialType: Architecture & Engineering+25 more

infraTECH Engineers & Innovators, LLC

Houston, TX

Designing Infrastructure, Redefining Horizons

WebsitePhone2 offices6 projects1 credentialsSize Estimate: 10-49 employeesUpdated Jun 2026

Project: US 75 Roadway Widening and Reconstruction

Service: Roadway & CivilService: Roadway Schematic DevelopmentService: Roadway and Interchange DesignIndustry: Highways & RoadsIndustry: BridgesType: Civil Engineering+34 more

kw systems LLC

kw systems LLC provides engineering services specializing in technology systems design, build, and construction administration. It delivers integrated solutions for network infrastructure, security, audio-visual, and smart building automation systems.

WebsiteUpdated Jun 2026

Service detail: Technology Systems Design

Service: Technology Systems DesignService: Network InfrastructureService: Security SystemsIndustry: CommercialIndustry: Automation & ControlsType: Electrical Engineering+6 more

onBoresight Research LLC

Lihue, HI

onBoresight Research LLC is an engineering services organization headquartered in Lihue, Hawaii, providing systems engineering, cybersecurity, hardware modernization, and software development for government test ranges and forward-deployed defense assets. Its technical staff includes electrical, mechanical, and civil engineers, as well as architects with expertise in radar systems, RMF cybersecurity accreditation, FPGA integration, and model-based systems engineering. The organization supports mission planning, operations and maintenance, system performance evaluation, and radar operator training specific to MIT Lincoln Laboratory ROSA and WB-COSIP radar systems.

WebsitePhone1 officeSize Estimate: 1-5 employeesUpdated Jun 2026

Service detail: RMF Cybersecurity

Service: RMF CybersecurityService: System Architecture RestructuringService: Vulnerability Scanning & HardeningIndustry: GovernmentIndustry: FederalType: Defense Engineering+30 more

schlaich bergermann partner (sbp)

Stuttgart, NY

We design outstanding projects

Website9 offices8 projects6 leaders3 credentialsFounded 1980Size Estimate: 300+ employees

Project: Sentry Bridge, Watkins Glen State Park

Service: Structural Design & EngineeringService: Long-Span Roof StructuresService: Bridge Design & EngineeringIndustry: Sports & RecreationIndustry: BridgesType: Structural Engineering+26 more

tQ Automation, LLC

Houston, TX

Field service engineering, control systems, and digital oilfield solutions

WebsitePhone1 office3 projects2 leadersUpdated Jun 2026

Project: Global Oil Services Company - MWD/LWD Product Development

Service: Engineering ConsultingService: Control System DesignService: Embedded System Design and DevelopmentIndustry: Oil & GasIndustry: Renewable EnergyType: Automation & Controls+18 more

vigilant.engineering

Seattle, WA

Many engineering firms build hardware. We build operational impact.

Website1 office2 leadersFounded 2025Updated Jun 2026

Service detail: Concept & Architecture Development

Service: Concept & Architecture DevelopmentService: Concept DevelopmentService: Architecture DevelopmentIndustry: DefenseIndustry: Intelligence & National SecurityType: Electrical Engineering+32 more