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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120 Degreez

Los Angeles, CA

Redefining Technical Excellence

Website1 officeUpdated Jun 2026
Service: Mechanical EngineeringService: Electrical EngineeringIndustry: CommercialType: MEP+9 more

154 Tech LLC

Santa Barbara, CA

Advanced systems engineering, geospatial intelligence, and end-to-end program lifecycle support

WebsitePhone1 office2 credentials
Service: Technical Program ManagementService: End-to-End Program ManagementIndustry: DefenseType: Defense Engineering+30 more

18 Grados Corp

San Juan, PR

18 Grados Design is a multidisciplinary design-build architecture and engineering practice based in Puerto Rico, specializing in contemporary design and comprehensive project development. Founded in 2013, the practice delivers a diverse range of services encompassing architecture, civil and structural engineering, permitting, and construction management. It supports projects across multiple sectors, ranging from custom single-family residences to complex retail expansions and mixed-use developments. By integrating design and construction under a single collaborative framework, 18 Grados Design streamlines the execution of both small-scale renovations and large-scale commercial developments.

Website1 office6 projects3 leaders
Service: ArchitectureService: DesignIndustry: ResidentialType: Architecture & Engineering+25 more

2M Associates, LLC

Dallas, TX

Best Engineering Solutions to Build Your Dreams

WebsitePhone1 office5 projects
Service: Water and Wastewater DesignService: Hydrologic/hydraulic AnalysisIndustry: Water SupplyType: Civil Engineering+59 more

3Bears Technical Services

Hixson, TN

Experts in Nuclear Operations and Waste Management Solutions

WebsitePhone1 office2 credentials
Service: Engineering and Project ManagementService: Mechanical EngineeringIndustry: NuclearType: Environmental Engineering+33 more

3mg P S C

Designing Spaces. Engineering Solutions. Delivering Excellence

Website14 projects18 leadersUpdated Jun 2026
Service: ArchitectureService: Master PlansIndustry: CommercialType: Architecture & Engineering+50 more

5D Architecture & Engineering, PLLC

Lynbrook, NY

Full-Service Architecture & Engineering Design

WebsitePhone1 office9 projects
Service: Architectural DesignService: Programming and Master PlanningIndustry: ResidentialType: Architecture & Engineering+24 more

609 Consulting, LLC

Sheridan, WY

Engineering Excellence Delivering High-Quality Engineering, Surveying & Consulting Services to the Rocky Mountain Region

WebsitePhone4 offices8 leaders
Service: Civil EngineeringService: Road Engineering DesignIndustry: Oil & GasType: Civil Engineering+27 more

907 Architecture LLC

Palmer, AK

Straight-forward realist architecture and highly integrated client services.

WebsitePhone1 office1 leaders
Service: Architectural Design ServicesService: ProgrammingIndustry: CommercialType: Architecture & Engineering+25 more

A & M Engineering and Environmental Services, Inc.

Tulsa, OK

Providing Quality Services for Over 30 Years

WebsitePhone4 offices5 projects
Service: Construction & Remediation ServicesService: Landfill ConstructionIndustry: Environmental & RemediationType: Environmental Engineering+74 more

A-P-T Research, Inc.

Huntsville, AL

Providing Safe Solutions.

WebsitePhone1 office3 projects
Service: System Safety EngineeringService: Hazard Analysis and Risk AssessmentIndustry: AerospaceType: Process Safety Engineering+42 more

A. N. Watt Consulting Engineers, LLC

Orange Park, FL

Expertise You Can Trust

WebsitePhone1 office1 leaders
Service: Mechanical, Plumbing & Fire Protection EngineeringService: HVAC system designIndustry: DefenseType: Fire Protection Engineering+28 more

A.D.A. Engineering, Inc.

Doral, FL

Applying the Latest Technology

WebsitePhone2 offices1 credentials
Service: Civil EngineeringService: Land/Site DevelopmentIndustry: WastewaterType: Civil Engineering+42 more

A.L. Franks Engineering, Inc.

Texarkana, AR

Providing Professional Engineering Services

WebsitePhone2 offices6 leaders
Service: Water and Wastewater EngineeringService: Water distribution system design and modelingIndustry: GovernmentType: Civil Engineering+24 more

A.M. Engineering

Elko, NV

Civil Engineering, Surveying, and Project Management Services in Nevada

WebsitePhone2 offices1 projects
Service: Civil EngineeringService: Streets and Highway DesignIndustry: GovernmentType: Civil Engineering+47 more

A.M. Structural Engineering

A.M. Structural Engineering is a consulting structural engineering firm providing services for residential, commercial, institutional, industrial, government, and religious structures. Founded by David Wagner, P.E., its engineers have served as engineer-of-record on thousands of projects, ranging from residential deck additions to multi-story historic building renovations and additions. The team of three licensed structural engineers and one technician brings more than 50 years of combined consulting experience and holds licensure in Minnesota, Wisconsin, Colorado, Iowa, South Dakota, Wyoming, and North Dakota.

Website1 leadersSize Estimate: 4 employeesUpdated Jun 2026
Service: Existing Structure ServicesService: Evaluation of building conditionsIndustry: CommercialType: Structural Engineering+19 more

A2 Efficiency

Santa Rosa, CA

Building performance consulting, from first principles to policy.

WebsitePhone1 officeUpdated Jun 2026
Service: MEP Basis of Design & Performance ConsultingService: Early-Stage Energy & Comfort ModelingIndustry: CommercialType: MEP+20 more

AAB Engineering

Sand Springs, OK

AAB Engineering is a civil engineering and land surveying firm based in Sand Springs, Oklahoma, serving residential and commercial site development clients. Founded in 2011 by Alan Betchan, P.E., CFM, it focuses on helping clients develop their vision into a financially viable project. Alan brings more than 17 years of experience working with municipalities and developers on projects ranging from multimillion-dollar street rehabilitation to small business site designs and programmatic clients spanning four states.

WebsitePhone1 office1 leaders
Service: Residential Site DesignService: Commercial Site DesignIndustry: ResidentialType: Civil Engineering+9 more

ABD Tech Solutions, LLC

Achieving military interoperability

Website2 leaders1 credentialsUpdated Jun 2026
Service: Foreign Military Sales SupportService: Pre-Letter of Request SupportIndustry: DefenseType: Defense Engineering+26 more

ACP Group

Caguas, PR

The right design and construction partner in Puerto Rico

WebsitePhone1 office12 projects
Service: Project and Construction ManagementService: Construction Project ManagementIndustry: GovernmentType: Architecture & Engineering+19 more

ACT Engineers, Inc.

Robbinsville, NJ

Civil, Coastal, and Environmental Engineering and Consulting Practice

WebsitePhone3 offices5 projects
Service: Civil/Site EngineeringService: Coastal EngineeringIndustry: GovernmentType: Civil Engineering+30 more

ADV-SOC, Inc.

San Diego, CA

Mission-Driven.

WebsitePhone1 office9 projects
Service: Environmental ServicesService: Phase I and Phase II Environmental Site AssessmentsIndustry: FederalType: Architecture & Engineering+41 more

AE Works

Sewickley, PA

We Make Building Projects a Better Value

WebsitePhone2 offices15 projects
Service: Architecture & Interior DesignService: Programming and Test FitsIndustry: CommercialType: Architecture & Engineering+48 more

AENY Engineering P.C.

Northport, NY

Cost Effective Engineering

WebsitePhone2 officesUpdated Jun 2026
Service: Naval Architecture and Marine EngineeringService: Vessel Design and Construction SupportIndustry: AirportsType: Naval Architecture+29 more