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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A & S Engineers, Inc.

San Francisco, CA

Full-service Mechanical, Electrical, Plumbing Engineering and Commissioning Firm

Website1 office6 leadersUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC & Hydronic SystemsService: Energy Modeling & AnalysisIndustry: Multifamily ResidentialIndustry: Data CentersType: MEP+18 more

AEPC Group, LLC

Santa Clarita, CA

We build confidence

WebsitePhone1 office1 projects4 leadersUpdated Jun 2026

Project: Offset Success for Aviation Client

Service: ArchitectureService: Schematic and Conceptual Design DevelopmentService: Construction Documents and SpecificationsIndustry: AerospaceIndustry: AviationType: Architecture & Engineering+40 more

Advance Design Consultants Inc

San Jose, CA

Experience. Passion. Excellence.

WebsitePhone1 office7 projects2 leadersFounded 1984Updated Jun 2026

Project: BD Utility Chiller Plant (Project Granite)

Service: Architecture & PlanningService: Architectural DesignService: Architectural PlanningIndustry: CommercialIndustry: Data CentersType: Architecture & Engineering+38 more

ArcSine Engineering

Redding, CA

The Expert's Expert.

WebsitePhone2 offices4 projects3 credentialsFounded 1978Size Estimate: 25-50 employees

Project: Town of Windsor SCADA System

Service: Electrical EngineeringService: Lighting Design and ModelingService: Power System StudiesIndustry: WastewaterIndustry: Water SupplyType: Automation & Controls+33 more

Astral Engineers P.C.

Rancho Cucamonga, CA

Professional Engineering Services - Mechanical, Electrical, Plumbing, Technology, Fire Protection

WebsitePhone2 offices11 projects3 leaders1 credentials1 publications

Project: Mohs & GI Procedure Room Renovation

Service: Mechanical EngineeringService: Air Handling Unit DesignService: Central Utility PlantsIndustry: HealthcareIndustry: FederalType: MEP+51 more

BELDEN Consulting Engineers

Pleasanton, CA

Over 50 years of expert consulting solutions

WebsitePhone1 officeSize Estimate: 11-50 employeesUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power distributionService: Lighting designIndustry: ResidentialIndustry: Multifamily ResidentialType: MEP+28 more

BMA Mechanical +

San Luis Obispo, CA

Making spaces comfortable since 1989

WebsitePhone2 officesFounded 1989Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Plumbing EngineeringService: Energy EngineeringIndustry: HealthcareIndustry: EducationType: MEP+9 more

BSE Engineering, Inc.

San Diego, CA

Mechanical, Electrical, and Plumbing Engineering Consultants

WebsitePhone1 office12 projects6 leadersFounded 1962Updated Jun 2026

Project: Sharp Chula Vista Emergency Department Transformation

Service: Mechanical EngineeringService: HVAC DesignService: Indoor Air Quality SystemsIndustry: HealthcareIndustry: AviationType: MEP+30 more

CMTA

Louisville, KY

Building Science Leadership

Website49 offices2 projects3 leaders6 credentialsFounded 1969Size Estimate: 1,560 employees

Project: CMTA Corporate Headquarters Building 2

Service: Consulting EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: ManufacturingIndustry: AviationType: MEP+30 more

Cannon Corporation

Irvine, CA

Reliable. Responsive. Solutions.

Website6 offices4 projectsFounded 1976Updated Jun 2026

Project: Space Launch Complex Structural Upgrades, Cape Canaveral

Service: Engineering & DesignService: Structural EngineeringService: Electrical EngineeringIndustry: AerospaceIndustry: DefenseType: Civil Engineering+18 more

Capital Engineering Consultants, Inc.

Sacramento, CA

Bring Life to Buildings

Website5 offices11 projects5 leadersFounded 1947Updated Jun 2026

Project: California State Capitol Annex Replacement

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: HealthcareIndustry: EducationType: MEP+24 more

Coffman Engineers

Anchorage, AK

The Right Team Matters

WebsitePhone23 offices8 projectsFounded 1982Updated Jun 2026

Project: 100 MW Hydrogen Production Plant

Service: Civil EngineeringService: Bridge EngineeringService: Land SurveyingIndustry: CommercialIndustry: RetailType: Civil Engineering+59 more

ColeBreit Engineering

Bend, OR

Quality. Integrity. Expertise.

WebsitePhone6 offices1 leaders2 credentialsFounded 2013Size Estimate: 10-50 employees

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC system designService: Indoor air quality (IAQ) and advanced ventilationIndustry: EducationIndustry: HealthcareType: Fire Protection Engineering+45 more

Cyra Engineers, Inc.

San Diego, CA

Engineering Performance. Delivering Innovation.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC Design & EngineeringService: Energy Analysis & Sustainability ConsultingIndustry: HealthcareIndustry: CommercialType: MEP+27 more

Design West Engineering

San Bernardino, CA

Engineering Excellence Since 2000

WebsitePhone2 offices12 projects11 leaders12 credentials1 publications

Project: SBCUSD Páxam Páxam Welcome Center

Service: Mechanical EngineeringService: Central utility plant engineeringService: HVAC retrofits and equipment upgradesIndustry: EducationIndustry: Data CentersType: MEP+37 more

Engineering 350

San Francisco, CA

Every Project Counts

WebsitePhone1 office4 projectsUpdated Jun 2026

Project: Uber

Service: Mechanical EngineeringService: Electrical EngineeringService: Plumbing EngineeringIndustry: EducationIndustry: CommercialType: MEP+2 more

Engineous Group, Inc.

Pasadena, CA

Sustainable - Cost Effective - Engineered Design

WebsitePhone1 office9 projects4 leaders2 credentialsUpdated Jun 2026

Project: AT&T Offices

Service: MEP EngineeringService: Mechanical systemsService: Electrical systemsIndustry: CommercialIndustry: GovernmentType: MEP+50 more

Enterprise Engineering Inc

Anchorage, AK

Your Engineering Partner

WebsitePhone5 offices5 projects9 leaders2 credentialsUpdated Jun 2026

Project: Trailside Heights Affordable Housing Development

Service: Civil EngineeringService: Site Planning and DesignService: Electrical EngineeringIndustry: DefenseIndustry: AviationType: Civil Engineering+21 more

FGC Engineers

Fullerton, CA

Engineering Solutions Built Around Your Project

WebsitePhone1 officeUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Performance ImprovementsService: Efficiency ImprovementsIndustry: CommercialIndustry: Data CentersType: Architecture & Engineering+48 more

Gayner Engineers

San Francisco, CA

Innovative mechanical, electrical, plumbing, and fire protection engineering services

WebsitePhone1 office14 projects5 leadersFounded 1941Updated Jun 2026

Project: Stanford Shriram Bioengineering and Chemical Engineering Center

Service: Mechanical EngineeringService: Electrical EngineeringService: Lighting DesignIndustry: Research FacilitiesIndustry: LaboratoriesType: Mechanical Engineering+15 more

HRA Engineering & Energy Services

San Francisco, CA

Electrical, Mechanical & Sustainable Engineers

Website2 offices13 projects1 leadersUpdated Jun 2026

Project: UC Berkeley Hearst Gym

Service: Mechanical EngineeringService: Heating, Ventilation, and Air Conditioning (HVAC) SystemsService: Sanitary, Storm Drainage and DisposalIndustry: EducationIndustry: HealthcareType: MEP+55 more

Hariton Engineering Inc.

Pasadena, CA

Pioneering Tomorrow's Engineering Today

WebsitePhone1 office2 leadersFounded 2005Updated Jun 2026

Service detail: MEP Engineering

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: HealthcareIndustry: EducationType: MEP+6 more

ISOTEK Engineering Group

Riverside, CA

MEP, Structural & Energy Consultant

WebsitePhone5 offices16 projectsUpdated Jun 2026

Project: Academy of Math & Science - Baseline

Service: Civil EngineeringService: Site Development PlanningService: Infrastructure RehabilitationIndustry: CommercialIndustry: RetailType: Civil Engineering+39 more

Interface Engineering, Inc.

Portland, OR

Optimal Environments for Life

Website9 offices8 projects3 leaders3 credentialsFounded 1969Size Estimate: 220+ employees

Project: Hood River Middle School Music & Science Building

Service: Mechanical EngineeringService: Electrical EngineeringService: Plumbing DesignIndustry: EducationIndustry: HealthcareType: MEP+13 more