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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20/10 Engineering Group, LLC

Sustainable Designs | Better Engineering Vision

Website9 projectsUpdated Jun 2026
Service: Mechanical, Electrical, and Plumbing EngineeringService: HVAC and Climate Control SystemsIndustry: EducationType: MEP+28 more

28 Gorilla Engineering

Chandler, AZ

Ruggedized product engineering for the field and the future.

WebsitePhone1 office8 projects
Service: Mechanical Engineering DesignService: Assembly-aware mechanical designIndustry: DefenseType: Defense Engineering+51 more

3jk Engineering Consultants Llc

Espanola, NM

Solving demanding technical problems through engineering, analysis, prototyping, and testing.

WebsitePhone1 office1 leaders
Service: Engineering and DesignService: Custom Equipment Engineering and DesignIndustry: Oil & GasType: Acoustic Consulting+32 more

A&B Foundry, Machining, and Fabrications

Franklin, OH

Engineering Excellence + Inspiring Innovation

WebsitePhone1 officeUpdated Jun 2026
Service: CastingsService: Air Set MoldingIndustry: AerospaceType: Industrial Engineering+32 more

A.J. Adam Engineering, LLC

Towson, MD

Quality MEP Engineering Services You Can Trust

WebsitePhone1 officeFounded 2011
Service: MEP Engineering DesignService: Mechanical EngineeringIndustry: HealthcareType: MEP+46 more

A.T.E. Solutions, Inc.

El Segundo, CA

When All Systems Must be Ready to Go

WebsitePhone2 offices1 projects
Service: Test Engineering ConsultingService: Automated Test Equipment SelectionIndustry: ElectronicsType: Electrical Engineering+25 more

A2e Technologies

San Diego, CA

Electronic Design Built for Critical Programs

WebsitePhone1 office9 projects
Service: Electronics Design ServicesService: Hardware DesignIndustry: DefenseType: Electrical Engineering+26 more

ABQ Engineering, Inc.

Albuquerque, NM

Cost-effective, one-stop engineering, surveying, and planning services

WebsitePhone1 office5 projects
Service: Civil EngineeringService: Drainage and Hydrology AnalysisIndustry: CommercialType: Civil Engineering+40 more

ACSYeS Inc

Aberdeen Proving Ground, MD

Scientific and engineering consulting services for aerospace, defense, and commercial applications.

WebsitePhone2 officesUpdated Jun 2026
Service: Systems EngineeringService: Architecture DevelopmentIndustry: AerospaceType: Defense Engineering+25 more

AEPC Group, LLC

Santa Clarita, CA

We build confidence

WebsitePhone1 office1 projects
Service: ArchitectureService: Schematic and Conceptual Design DevelopmentIndustry: AerospaceType: Architecture & Engineering+42 more

AES Group, Inc.

Parker, CO

Providing Engineering and Architecture Services Since 2002

WebsitePhone1 office4 projects
Service: Civil EngineeringService: Site DesignIndustry: GovernmentType: Architecture & Engineering+40 more

AEi Systems, Inc.

Centennial, CO

Analytical HEAVY Lifting

WebsitePhone2 offices9 publications
Service: Worst-Case Circuit Analysis (WCCA)Service: Pre-WCCA design review and assessmentIndustry: ElectronicsType: Electrical Engineering+40 more

AFuzion Inc.

Carlsbad, CA

When Safety Is Critical.

WebsitePhone1 office1 projects
Service: Safety-Critical EngineeringService: Aviation Systems EngineeringIndustry: AviationType: Aerospace Engineering+33 more

AK Aerospace Technology Corporation

We Help Our Customers Make History

Website8 projectsUpdated Jun 2026
Service: Electrical Systems EngineeringService: Avionics DesignIndustry: AerospaceType: Aerospace Engineering+9 more

ALP Systems, Inc.

Waynesville, NC

ALP Systems, Inc. is a lightning protection engineering and installation firm in Waynesville, North Carolina, with over 30 years of experience. It provides engineering, consulting, and design services for structural lightning protection, grounding and bonding systems, and surge protection, certified by LPI Master Designers. ALP's technicians hold LPI Master Installer, LPI Journeyman Installer, and extensive OSHA safety credentials and serve commercial, residential, government, military, oil and gas, petrochemical, solar and wind energy, broadcasting, and communications sectors. It has completed projects in 43 states and internationally.

WebsitePhone1 office5 credentials
Service: Engineering, Consulting & DesignService: Site-specific EngineeringIndustry: Oil & GasType: Electrical Engineering+15 more

AME Consulting Engineers

Charlotte, NC

Professional Consulting Engineers

WebsitePhone1 office3 leaders
Service: Mechanical, Electrical, and Plumbing (MEP) DesignService: Central Energy Plants (CEP)Industry: FederalType: MEP+38 more

AMP Optics LLC

Blue-Sky to Reality

Website6 publicationsFounded 2010Updated Jun 2026
Service: Optical Design and EngineeringService: Advanced Optical DesignIndustry: AerospaceType: Electrical Engineering+28 more

AMT Corporation

Madison, AL

Absolute accuracy. Proven reliability.

WebsitePhone1 office1 leaders
Service: Systems Engineering and CADService: Mechanical system and component designIndustry: DefenseType: Defense Engineering+22 more

ARGO Systems, LLC

Baltimore, MD

Innovative Construction Solutions

WebsitePhone6 offices1 credentials
Service: Program and Project ManagementService: Project Planning and SchedulingIndustry: GovernmentType: Electrical Engineering+28 more

ASG Solutions Corporation

San Diego, CA

ASG Solutions Corporation is a San Diego-based professional services provider supporting critical federal and military missions globally. It specializes in delivering tailored solutions across engineering, construction management, environmental services, information technology, and defense logistics.

WebsitePhone1 office10 projects
Service: Engineering ServicesService: Electrical EngineeringIndustry: DefenseType: Defense Engineering+25 more

Advanced Design Services, Inc.

Melbourne, FL

Bringing your ideas to life from concept to production.

WebsitePhone1 office3 credentials
Service: PCB Design and Reverse EngineeringService: RF, Digital, and High-Speed DesignIndustry: ElectronicsType: Electrical Engineering+19 more

Advanced Engineering Consultants

Columbus, OH

Advanced Engineering Consultants specializes in providing mechanical, electrical, plumbing, fire protection, technology, and utilities engineering design and construction administration services for the built environment. Established in 1998, the practice works collaboratively with owners, architects, and contractors across the Midwest, the nation, and globally. It has completed nearly 2,000 projects across diverse sectors including government, healthcare, education, and commercial markets.

WebsitePhone4 offices6 projects
Service: Mechanical EngineeringService: HVAC Design and UpgradesIndustry: FederalType: MEP+25 more

Advanced Logistics Support (ALS) Corporation

Albuquerque, NM

Delivering consistent high standard results

WebsitePhone2 offices4 projects
Service: Engineering and Technical ServicesService: Electronic Warfare & SATCOM Systems EngineeringIndustry: DefenseType: Defense Engineering+18 more

Advanced Research and Engineering Integrated Solutions LLC

Niceville, FL

Engineering solutions for unmanned and embedded systems

WebsitePhone1 office1 leaders
Service: Unmanned Systems EngineeringService: Unmanned Aerial VehiclesIndustry: AerospaceType: Aerospace Engineering+25 more