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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1st Self Consulting, LLC

Loves Park, IL

Sustainable Transportation Engineering Planning & Design

WebsitePhone1 office1 projects
Service: Civil Engineering ConsultingService: Providing Professional Civil Engineering AdvisoryIndustry: TransportationType: Civil Engineering+27 more

2IM Group, LLC

Chicago, IL

2IM Group, LLC is a Chicago-based civil, environmental, and transportation engineering practice. Now part of MacKay, it continues to deliver technical solutions across highways, roads, streets, aviation, rail, transit, utilities, and stormwater management systems while offering expanded resources and broader geographic reach.

WebsitePhone1 office5 projects
Service: Highways, Roads, and StreetsService: Roadway geometryIndustry: TransportationType: Civil Engineering+31 more

360 Energy Group

Chicago, IL

Your Energy Use Simplified

WebsitePhone1 office3 projects
Service: Program Design and ImplementationService: Public Sector ProgramsIndustry: GovernmentType: Power & Utility Engineering+21 more

ABNA Engineering, Inc.

St. Louis, MO

Civil & Structural Engineering, Design Services, General Contracting, and Construction Management

WebsitePhone3 offices4 projects
Service: Civil EngineeringService: Water Resources EngineeringIndustry: InfrastructureType: Civil Engineering+43 more

ADO Engineering, Inc.

South Elgin, IL

Specialized electrical engineering for aviation, transportation, and facilities projects

WebsitePhone1 officeFounded 2011
Service: Electrical Systems DesignService: Facility Electrical EngineeringIndustry: AviationType: Electrical Engineering+11 more

ADX Research, Inc.

Schaumburg, IL

Innovative Solutions, Exceptional Performance

WebsitePhone1 office6 leaders
Service: System DesignService: Power Electronics System DesignIndustry: ElectronicsType: Electrical Engineering+16 more

AKT Peerless Environmental Services

Dunwoody, GA

AKT Peerless Environmental Services is an environmental consulting and redevelopment firm with more than 35 years of experience and offices across the Midwest, Southeast, and coasts. It serves developers, real estate professionals, financial institutions, government agencies, industrial and manufacturing clients, and petroleum companies. AKT Peerless delivers environmental due diligence, brownfield redevelopment, storage tank compliance, vapor intrusion assessment, environmental remediation, construction loan monitoring, industrial hygiene, sustainability services, and economic development incentive consulting. Its tank services division, AKT Tank Services, focuses on underground and aboveground storage tank work for fuel companies and transportation clients across the Northeast and Midwest.

WebsitePhone12 offices6 leaders
Service: Real Estate Environmental Risk ManagementService: Phase I And Phase II Environmental Site AssessmentsIndustry: Land DevelopmentType: Environmental Engineering+28 more

ARTECH Engineering Inc.

Lemont, IL

Professional mechanical engineering, machine design, and forensic analysis

WebsitePhone1 office4 projects
Service: Engineering Analysis and FEAService: Kinematic AnalysisIndustry: ManufacturingType: Mechanical Engineering+30 more

Acclaim Collier Engineering PLLC

Chicago, IL

Taking Your Transit and Transportation Programs to the Next Level

WebsitePhone1 office2 projects
Service: Project and Program ManagementService: Civil Project OversightIndustry: TransitType: Civil Engineering+16 more

Accurate Group, Inc.

Lincolnshire, IL

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

Website1 office7 projectsFounded 1994
Service: Civil EngineeringService: Land Development and Real Estate SupportIndustry: TransportationType: Civil Engineering+38 more

All About Pavements, Inc.

Chatham, IL

Leading the pavement consulting industry

WebsitePhone1 office3 leaders
Service: Nondestructive Deflection TestingService: Falling Weight Deflectometer (FWD) TestingIndustry: AirportsType: Civil Engineering+27 more

Allen + Shariff

Columbia, MD

Engineering Together

WebsitePhone7 offices3 projects
Service: MEP EngineeringService: Mechanical EngineeringIndustry: CommercialType: MEP+36 more

Alphasite Inc

Woodstock, IL

Making the automation & packaging world a better place.

Website1 officeUpdated Jun 2026
Service: Project ManagementService: Line Integration and OptimizationIndustry: Automation & ControlsType: Automation & Controls+12 more

Amped I LLC

Chicago, IL

We engineer & design systems for the reliability of the power grid.

Website1 office4 projects2 leaders
Service: Protection & ControlService: Relay ProtectionIndustry: Power Transmission & DistributionType: Power & Utility Engineering+36 more

Andrews Engineering Inc.

Springfield, IL

Andrews Engineering Inc. is a full-service, multi-disciplinary engineering organization serving clients in Illinois, Indiana, and Missouri for more than 40 years. Integrity, commitment, and quality are at the core of every engagement, and the firm delivers innovative, practical, and cost-effective solutions across geotechnical, environmental, civil, water resources, and remediation engineering disciplines. Andrews Engineering operates five offices across the Midwest: Springfield and Pontiac and Lombard in Illinois, Indianapolis in Indiana, and Warrenton in Missouri.

WebsitePhone5 officesUpdated Jun 2026
Service: Geotechnical EngineeringService: Environmental ServicesIndustry: InfrastructureType: Civil Engineering+13 more

Antero Group

Chicago, IL

Authentic partnerships are the best way to design and deliver projects that create lasting value.

WebsitePhone4 offices5 projects
Service: Civil EngineeringService: Site DevelopmentIndustry: TransportationType: Civil Engineering+49 more

Applied Materials Technologies Inc.

Wheaton, IL

Confidence and Clarity

WebsitePhone1 office1 credentials
Service: Forensic InvestigationsService: Fire and Explosion InvestigationIndustry: InsuranceType: Forensic Engineering+47 more

Applied Pavement Technology Inc

Champaign, IL

APTech: a full-service pavement engineering firm.

WebsitePhone1 officeUpdated Jun 2026
Service: Pavement Engineering and ManagementService: Airport Pavement ManagementIndustry: AirportsType: Civil Engineering+9 more

Applied Technologies, Inc.

Brookfield, WI

Clear Thinking

WebsitePhone2 offices4 projects
Service: Water and Wastewater EngineeringService: Municipal WastewaterIndustry: WastewaterType: Architecture & Engineering+33 more

Aqua Vitae Engineering, LLC

Arlington Heights, IL

Water & Life

WebsitePhone2 offices3 leaders
Service: Planning, Design, and ImplementationService: Low Impact Development (LID)Industry: Water ResourcesType: Civil Engineering+16 more

Arc Design Resources, Inc.

Loves Park, IL

Quality and responsive civil engineering, land surveying, and landscape design

WebsitePhone1 office5 projects
Service: Civil EngineeringService: Site Planning & PermittingIndustry: GovernmentType: Civil Engineering+18 more

Ask Energy Inc

Carlsbad, CA

Building a Greener Future Together.

WebsitePhone7 offices13 leaders
Service: Energy Analysis and EngineeringService: Energy AuditsIndustry: CommercialType: Power & Utility Engineering+11 more

Atlas Engineering Group, Ltd.

Deerfield, IL

Innovate, Empower, and Collaborate

Website2 offices12 leadersFounded 2007
Service: Transportation EngineeringService: Highway DesignIndustry: TransportationType: Civil Engineering+23 more

Atwell

Southfield, MI

We create solutions for the built environment.

Website18 offices12 projects6 leaders
Service: Program & Development ServicesService: Program ManagementIndustry: Land DevelopmentType: Civil Engineering+40 more