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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A1 Consulting Group, Inc.

Raleigh-Durham, NC

Leaders in Design, Construction, and Environmental Services

WebsitePhone1 office8 projects1 leaders5 credentialsFounded 1971

Project: RDU Airport Terminal 2 Expansion

Service: Engineering and Design ServicesService: Geotechnical and Geological EngineeringService: Civil and Site EngineeringIndustry: AirportsIndustry: CommercialType: Civil Engineering+41 more

ADC Engineering

Hanahan, SC

ADC's Track Record Speaks for Itself

WebsitePhone3 offices17 projectsUpdated Jun 2026

Project: CHS Taxiways Repair

Service: Civil EngineeringService: Site PlanningService: Site Selection and Property Data ReportIndustry: AviationIndustry: CommercialType: Aviation Engineering+66 more

ADTEK Engineers

Germantown, MD

Design Solutions That Shape Communities

Website1 office2 projects10 leaders1 credentialsFounded 1987Updated Jun 2026

Project: George Mason University Child Development Center

Service: Civil EngineeringService: Water & Sanitary Sewer InfrastructureService: Sustainable Design & LEEDIndustry: FederalIndustry: EducationType: Civil Engineering+16 more

ADV-SOC, Inc.

San Diego, CA

Mission-Driven.

WebsitePhone1 office9 projects2 leadersFounded 2012Updated Jun 2026

Project: Naval Air Station North Island Soil Investigation

Service: Environmental ServicesService: Phase I and Phase II Environmental Site AssessmentsService: Underground Storage Tank Assessment and ClosureIndustry: FederalIndustry: DefenseType: Architecture & Engineering+39 more

AES Group, Inc.

Parker, CO

Providing Engineering and Architecture Services Since 2002

WebsitePhone1 office4 projects5 leaders20 credentialsFounded 1988

Project: Pikes Peak National Cemetery Master Plan & Design

Service: Civil EngineeringService: Site DesignService: GradingIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+38 more

AESUS Design Group, LLC

Tempe, AZ

Integrated Architecture & Engineering

WebsitePhone3 offices12 projects2 leaders1 credentialsFounded 2014

Project: 5th Floor Med-Surg Inpatient Wing Gut & Remodel

Service: ArchitectureService: Architectural Concept DesignService: Design Development DocumentationIndustry: HealthcareIndustry: FederalType: Architecture & Engineering+48 more

AWK Consulting Engineers, Inc.

Turtle Creek, PA

Quality, innovative, and cost-effective consulting engineering solutions

WebsitePhone2 offices4 leadersSize Estimate: 50-99 employeesUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Drilling ServicesService: Pavement Evaluation & RehabilitationIndustry: GovernmentIndustry: FederalType: Civil Engineering+17 more

Above Group

Melbourne, FL

Above the Standard. Above Expectations.

WebsitePhone1 office4 projectsFounded 2014Updated Jun 2026

Project: Perry Point VA Campus Plaza Improvements

Service: Mechanical EngineeringService: HVAC System DesignService: Air Distribution SystemsIndustry: GovernmentIndustry: FederalType: MEP+33 more

Accurate Group, Inc.

Lincolnshire, IL

A solution-oriented international organization experienced in engineering and IT services.

Website1 office7 projectsFounded 1994Size Estimate: 25-100 employeesUpdated Jun 2026

Project: Grand Ave. Ramp Reconstruction

Service: Civil EngineeringService: Land Development and Real Estate SupportService: Infrastructure Planning and OversightIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+36 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

Advanced Engineering Consultants LLC

One-Stop-Shop for Engineering Needs

Website1 leadersFounded 2008Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Structural EngineeringService: MEP EngineeringIndustry: ResidentialIndustry: CommercialType: Civil Engineering+12 more

Advanced Structural Technologies Inc

Edina, MN

Engineering expertise. Easy communication. Collaborative solutions.

WebsitePhone1 office2 leaders3 credentialsFounded 2002Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Conceptual PlanningService: Design-Build DeliveryIndustry: Multifamily ResidentialIndustry: HospitalityType: Structural Engineering+27 more

Affinis

Overland Park, KS

Civil Engineering and Surveying for the Kansas City Region

WebsitePhone1 office4 projects11 leaders2 credentialsFounded 2001

Project: Cambridge Street and State Line Road Intersection Realignment

Service: Roadway EngineeringService: Residential Street DesignService: Thoroughfare Planning and DesignIndustry: GovernmentIndustry: FederalType: Civil Engineering+29 more

Akana

Portland, OR

Engineering, Design & Construction Services, Plus Advisory and Grant Support

WebsitePhone5 offices5 projects1 leadersUpdated Jun 2026

Project: New Taholah K-12 School

Service: Engineering ServicesService: Civil EngineeringService: Structural EngineeringIndustry: FederalIndustry: GovernmentType: Civil Engineering+34 more

Alper Audi, Inc.

St. Louis, MO

Founded in 1950, Alper Audi, Inc. is a St. Louis-based structural engineering practice with engineers registered in more than 45 states. It serves architects, contractors, developers, owners, and government clients across commercial, industrial, institutional, and public markets. More than 50 percent of assignments are delivered on a design-build basis, and annual project volume contributes to more than $2.5 billion in aggregate construction value.

WebsitePhone2 offices13 projects8 leadersFounded 1950Updated Jun 2026

Project: Forsyth Pointe

Service: Structural EngineeringService: Reinforced Concrete DesignService: Structural Steel DesignIndustry: CommercialIndustry: IndustrialType: Structural Engineering+18 more

Alpha Corporation

Dulles, VA

Where Engineering Meets Adventure

WebsitePhone1 office3 projects6 leaders4 credentialsFounded 1979

Project: Hampton Roads Bridge-Tunnel (HRBT) Expansion Design-Build Project

Service: Engineering DesignService: Civil EngineeringService: Structural EngineeringIndustry: FederalIndustry: TransportationType: Civil Engineering+28 more

Alphatec PC

Washington, DC

Alphatec PC is a Washington, D.C.-based architectural and engineering design firm specializing in architectural, mechanical, electrical, and plumbing design for mission-critical facilities, secure spaces, and public sector projects. With more than 57 years of experience and over 18 million square feet of completed project area, its integrated teams have earned more than 35 industry awards. Alphatec also develops VEGA, a digital twin platform combining 3D modeling, augmented reality, and virtual reality for design visualization and stakeholder engagement.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Structural EngineeringService: Civil EngineeringIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+7 more

Apex Engineering

Falmouth, ME

Apex Engineering is a mechanical, process, electrical, and structural engineering firm headquartered in Falmouth, Maine, specializing in renewable energy projects, virtual pipeline engineering, farm-powered biogas plants, industrial HVAC systems, and government and institutional facilities. Apex Engineering serves clients across Maine, Connecticut, and New York and applies computational fluid dynamics modeling and simulation to complex mechanical and structural challenges.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Mechanical & Process Engineering

Service: Mechanical & Process EngineeringService: Virtual Pipeline EngineeringService: Farm-Powered Biogas Plant DesignIndustry: Renewable EnergyIndustry: HealthcareType: Mechanical Engineering+11 more

Apogee Consulting Group, P.A.

Cary, NC

Elevating lives through effective design

WebsitePhone6 offices6 projectsSize Estimate: 100-199 employeesUpdated Jun 2026

Project: Durham Cancer Center

Service: PlanningService: Master PlanningService: Scenario Planning and CharrettesIndustry: HealthcareIndustry: FederalType: Architecture & Engineering+38 more

Artin Engineering Design

Irvine, CA

Bringing Vision to Reality Since 2014

WebsitePhone3 offices25 projects2 leadersFounded 2014Updated Jun 2026

Project: The Rochester at Blue Parkway

Service: Structural EngineeringService: Building Structural DesignService: Seismic Analysis and RetrofittingIndustry: IndustrialIndustry: ManufacturingType: Civil Engineering+43 more

Atlantic Engineering Services

Pittsburgh, PA

Bringing Architectural Visions to Life

WebsitePhone3 offices8 projects5 leaders2 credentials3 publications

Project: Pittsburgh Athletic Association Renovation

Service: Structural EngineeringService: Steel DesignsService: ConcreteIndustry: Senior LivingIndustry: GovernmentType: Structural Engineering+38 more

Atlas Engineering

Raleigh, NC

Solving Engineering Problems at Existing Facilities

WebsitePhone1 office8 projects5 leaders1 credentialsFounded 1996

Project: NCSU Broughton Hall - Doorway Structural Repairs

Service: Structural EngineeringService: Structural Repair DesignService: Damage AnalysisIndustry: EducationIndustry: FederalType: Structural Engineering+23 more

BBIX, LLC

Boston, MA

Trusted Design and Engineering Solutions for Federal Projects

WebsitePhone3 offices1 credentialsUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: New construction designService: Building renovation and rehabilitationIndustry: FederalIndustry: GovernmentType: Architecture & Engineering+29 more

BKF Engineers

Stronger by Design.

Website8 projects3 leaders2 credentialsSize Estimate: 700-900 employeesUpdated Jun 2026

Project: Caltrans District 5 Pfeiffer Canyon Emergency Bridge Replacement

Service: PlanningService: Civil EngineeringService: Structural EngineeringIndustry: TransportationIndustry: Water ResourcesType: Civil Engineering+36 more