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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Atwell

Southfield, MI

We create solutions for the built environment.

Website18 offices12 projects6 leaders8 credentialsSize Estimate: 1,000+ employeesUpdated Jun 2026

Project: Walmart Metro Atlanta Drone Delivery Operations Support

Service: Program & Development ServicesService: Program ManagementService: Owner's Representative ServicesIndustry: Land DevelopmentIndustry: Oil & GasType: Civil Engineering+38 more

Entellus

Mesa, AZ

Leading Forward The Entellus Way

Website1 office9 projects12 leaders2 credentialsFounded 1985Size Estimate: 25-50 employees

Project: Blue Square Apartments

Service: Land SurveyingService: Boundary SurveysService: Topographic SurveysIndustry: ResidentialIndustry: CommercialType: Civil Engineering+41 more

HBK Engineering, LLC

Chicago, IL

A Proven Leader in Utility Engineering

WebsitePhone29 offices6 credentialsFounded 1998Size Estimate: 900+ employeesUpdated Jun 2026

Service detail: Electrical Utility Infrastructure Design

Service: Electrical Utility Infrastructure DesignService: Transmission and distribution line designService: Substation designIndustry: Electric UtilitiesIndustry: Power GenerationType: Environmental Engineering+48 more

Jackie's Aircraft Certification Specialists

Marana, AZ

Specialized FAA Aircraft Certification and Airworthiness Solutions

WebsitePhone1 office5 projects1 leadersFounded 2012Updated Jun 2026

Project: King Air UC-12W Special Mission Certification

Service: Aircraft Certification & ApprovalsService: Supplemental Type Certificate ManagementService: Amended Supplemental Type CertificatesIndustry: AviationIndustry: AerospaceType: Aviation Engineering+18 more

Olsson

Lincoln, NE

Engineering trust.

Website10 offices5 projects10 leaders16 credentials2 publicationsFounded 1956

Project: Baylor Scott & White Medical Center and Clinic in Pflugerville

Service: Civil & Site EngineeringService: Site Design and DevelopmentService: Land SurveyingIndustry: CommercialIndustry: ResidentialType: Civil Engineering+39 more

Partner Engineering and Science, Inc.

Pasadena, CA

Engineers Who Understand Your Business

WebsitePhone17 offices7 projects11 leadersSize Estimate: 1,500+ employeesUpdated Jun 2026

Project: Adaptive Reuse of North Riverfront Historic Industrial Portfolio

Service: Building Assessments & EngineeringService: Property Condition Assessment ReportsService: Commercial Building InspectionIndustry: CommercialIndustry: Multifamily ResidentialType: Environmental Engineering+53 more

SCS Engineers

Long Beach, CA

At the forefront of sustainable environmental solutions for over 56 years.

WebsitePhone2 offices9 projects3 leaders16 credentials6 publications

Project: Casa Ramona Remediation

Service: Solid Waste ManagementService: Landfill Permitting and EngineeringService: Materials Recovery Facility OptimizationIndustry: Waste ManagementIndustry: GovernmentType: Environmental Engineering+44 more

Stone Solutions + Research Collective (S2RC)

Phoenix, AZ

Linking tactics, techniques, and procedures with technology for the end user.

Website1 office3 projects2 leadersUpdated Jun 2026

Project: MATRIX

Service: Human Systems EngineeringService: User Experience and Interface DesignService: Cognitive and Ecological Systems EngineeringIndustry: DefenseIndustry: Intelligence & National SecurityType: Defense Engineering+33 more