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

A3 Technology, Inc.

Egg Harbor City, NJ

The people you know... The results you expect... The team you trust!

WebsitePhone2 offices3 projects6 leaders4 credentialsFounded 2001

Project: Aviation Safety Knowledge Management Environment Program

Service: Information Technology Infrastructure & OperationsService: Network SupportService: Data Center OperationsIndustry: GovernmentIndustry: FederalType: Software Engineering+18 more

ABD Tech Solutions, LLC

Achieving military interoperability

Website2 leaders1 credentialsUpdated Jun 2026

Service detail: Foreign Military Sales Support

Service: Foreign Military Sales SupportService: Pre-Letter of Request SupportService: Letter of Offer and Acceptance DevelopmentIndustry: DefenseIndustry: FederalType: Defense Engineering+24 more

AEED, Inc.

Chattanooga, TN

Sustainable, Innovative Engineering Solutions

WebsitePhone1 office2 credentialsFounded 2001Updated Jun 2026

Service detail: Engineering, Consulting and Design

Service: Engineering, Consulting and DesignService: Mechanical EngineeringService: Clean Room Design and CommissioningIndustry: CommercialIndustry: HospitalityType: MEP+53 more

AG3 Group, LLC

San Antonio, TX

Civil Services with a Forward-Thinking Approach

WebsitePhone8 offices14 projects5 leaders2 credentialsUpdated Jun 2026

Project: VIA Park and Ride at Stone Oak

Service: Civil EngineeringService: Transportation DesignService: Drainage and Stormwater ManagementIndustry: GovernmentIndustry: TransportationType: Civil Engineering+25 more

Abonmarche Consultants, Inc.

Many Disciplines One Team

Website2 projects10 credentials2 publicationsFounded 1979Size Estimate: 200-250 employeesUpdated Jun 2026

Project: Haven Hollow Park Improvements

Service: Civil EngineeringService: Stormwater ManagementService: Utility EngineeringIndustry: GovernmentIndustry: InfrastructureType: Architecture & Engineering+57 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

Advance Engineering & Construction

Stone Mountain, GA

Design. Build. Sustain. Deliver.

Website1 officeUpdated Jun 2026

Service detail: Transportation Engineering

Service: Transportation EngineeringService: Construction Engineering & InspectionsService: Environmental & Wastewater EngineeringIndustry: GovernmentIndustry: FederalType: Civil Engineering+21 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

Aldrich + Elliott, PC

Essex Junction, VT

Innovative Water Resource Engineering

WebsitePhone1 office5 projects4 leaders11 credentialsFounded 1995

Project: Municipal Sequential Batch Reactor Wastewater Treatment Process

Service: Drinking Water SystemsService: System assessmentsService: Hydraulic modelingIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+23 more

AlfaTech

Harmonizing Relationships, Sustainability and Innovation

Website10 projects13 leadersUpdated Jun 2026

Project: The Lucas Museum of Narrative Art

Service: MEP EngineeringService: Mechanical Engineering DesignService: Electrical Engineering DesignIndustry: CommercialIndustry: RetailType: MEP+65 more

Allgeier, Martin and Associates, Inc.

Joplin, MO

It's not just business...it's personal.

WebsitePhone6 offices17 projects20 leaders39 credentialsFounded 1954

Project: Route 66 Bridge

Service: Civil EngineeringService: BridgesService: IntersectionsIndustry: GovernmentIndustry: WastewaterType: Civil Engineering+33 more

Anchor Innovation, Inc.

Virginia Beach, VA

From the Waterfront to Operational Edge

WebsitePhone1 office1 credentialsFounded 2002Size Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Direct Operations Support

Service: Direct Operations SupportService: Port OperationsService: Maritime SecurityIndustry: DefenseIndustry: Public SafetyType: Defense Engineering+28 more

Astra Engineering LLC

Twin Falls, ID

Industrial Design, Automation, and Engineering Solutions

WebsitePhone1 office2 projects4 credentialsSize Estimate: 10-50 employeesUpdated Jun 2026

Project: Heritage Academy Campus Expansion

Service: Construction EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: ManufacturingIndustry: MiningType: Civil Engineering+32 more

Astra Solutions LLC

Huntsville, AL

Expert engineering, procurement, and advisory services for defense and commercial clients

WebsitePhone1 office1 leadersFounded 2020Updated Jun 2026

Service detail: Systems Engineering & Technical Assistance (SETA)

Service: Systems Engineering & Technical Assistance (SETA)Service: Systems Integration and EvaluationService: Agency and Advisory SupportIndustry: DefenseIndustry: FederalType: Defense Engineering+29 more

Awen Solutions Group LLC

Alexandria, VA

Planning, Architecture, and Engineering for America's Veteran Healthcare System

Website1 office13 projects11 leadersFounded 2018Size Estimate: 60+ employeesUpdated Jun 2026

Project: Boise Dental Clinic

Service: Strategic & Capital Asset PlanningService: Facility Master PlanningService: Capital Investment PlanningIndustry: HealthcareIndustry: FederalType: Architecture & Engineering+13 more

BCS Allegient

Arlington, VA

Services and Solutions Optimized for Mission Success

WebsitePhone3 offices5 projects14 leaders3 credentialsFounded 2024

Project: U.S. Army Office of Energy Initiatives (OEI) Project Support

Service: Research Portfolio Execution and IntegrationService: Science & Engineering StudiesService: Energy Audits & BenchmarkingIndustry: GovernmentIndustry: FederalType: Defense Engineering+59 more

Bayer United Engineering Consultants

Tampa, FL

Exceptional People Deliver Exceptional Results.

WebsitePhone2 offices2 projects1 credentialsSize Estimate: 5-25 employeesUpdated Jun 2026

Project: Design Services for Pavement Preservation Projects

Service: Roadway EngineeringService: Highway DesignService: Roadway Quality ControlIndustry: Highways & RoadsIndustry: TransportationType: Civil Engineering+29 more

Benchmark Group Inc

Rogers, AR

Your Vision. Our Experience. ONE CHOICE.

WebsitePhone3 offices12 projects71 leadersFounded 1978Updated Jun 2026

Project: Greenway Trail Bridgeway

Service: Architecture & Interior DesignService: Architectural RenderingsService: Conceptual DesignIndustry: CommercialIndustry: RetailType: Architecture & Engineering+60 more

Byson Solutions Group Corp

Corpus Christi, TX

Multi-Discipline Engineering Solutions Built on Experience

WebsitePhone1 office2 leadersFounded 2019Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Pump and Mechanical SystemsService: Marine ApplicationIndustry: CommercialIndustry: GovernmentType: Automation & Controls+36 more

C.S. Davidson, Inc.

York, PA

Engineering A Better Community

WebsitePhone3 offices7 projects3 leadersFounded 1923Size Estimate: 50-249 employees

Project: Memorial Park - Poorhouse Run Stream Restoration

Service: Municipal EngineeringService: Roadway & Street DesignService: Stormwater ManagementIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+26 more

CJSeto Support Services, LLC

Ventura, CA

CJSeto Support Services, LLC is an environmental compliance, safety, information technology, logistics, and workforce training firm headquartered in Ventura, California. Founded in 1999, CJSeto holds ISO 9001:2015 certification and serves federal agencies, educational institutions, healthcare providers, and commercial clients. Its environmental practice covers hazardous waste management, EPA and RCRA compliance, NEPA documentation, spill prevention planning, environmental monitoring and remediation, and asbestos and lead monitoring. Its safety and industrial hygiene practice encompasses OSHA compliance audits, indoor air quality testing, chemical inventory management, respiratory protection, and hazard assessments. Additional service areas include IT infrastructure, cybersecurity and information assurance, logistics and inventory management, and professional training including HAZWOPER, OSHA, and EPA compliance courses. Federal clients include the U.S. Navy, Department of Homeland Security, NASA, and the Veterans Administration.

WebsitePhone1 office1 credentialsFounded 1999Updated Jun 2026

Service detail: Environmental Compliance

Service: Environmental ComplianceService: Hazardous Waste ManagementService: Environmental Monitoring and SamplingIndustry: FederalIndustry: DefenseType: Environmental Engineering+22 more

CREAN Inc.

Austin, TX

Redefining performance for the next era of aerospace and manufacturing.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Systems Engineering, Integration & Test (SEIT)

Service: Systems Engineering, Integration & Test (SEIT)Service: System Concept of Operations (ConOps) DevelopmentService: System Architecture, Subsystem Decomposition, & InterfacesIndustry: AerospaceIndustry: SpaceType: Aerospace Engineering+62 more

Centuria Corporation

Reston, VA

A Data Driven Company

WebsitePhone2 offices3 projects7 leaders7 credentialsFounded 2002

Project: NOAA Radar Operations Center Mission Support Services

Service: Engineering & Scientific ServicesService: Systems EngineeringService: Modeling & SimulationIndustry: FederalIndustry: GovernmentType: Aerospace Engineering+61 more