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.

Filters2

3Vi, Inc.

San Ramon, CA

Engineering Excellence for a Sustainable Future

WebsitePhone3 offices1 leadersUpdated Jun 2026

Service detail: Systems Engineering & Integration

Service: Systems Engineering & IntegrationService: SCADA and Control SystemsService: Communications SystemsIndustry: TransitIndustry: RailType: Electrical Engineering+18 more

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

A. G. Consulting Engineering, PC

New York, NY

A. G. Consulting Engineering, PC is an established MEP and construction management consulting practice. It offers mechanical, electrical, plumbing, fire protection, fire engineering, LEED consulting, special inspection, and construction management services for infrastructure, institutional, and public works projects.

WebsitePhone5 offices8 projects7 leaders13 credentialsFounded 1994

Project: NYCT Fulton Street Transit Center

Service: MEP EngineeringService: Mechanical and HVAC Systems DesignService: Electrical Systems EngineeringIndustry: TransitIndustry: RailType: MEP+17 more

A3 Engineering

Los Angeles, CA

Welcome to a whole new level of MEP commitment to your projects.

WebsitePhone1 office14 projects7 leadersUpdated Jun 2026

Project: Village School

Service: Mechanical EngineeringService: Tailored HVAC system designService: Energy modeling and analysisIndustry: CommercialIndustry: EducationType: MEP+23 more

ADV-SOC, Inc.

San Diego, CA

Mission-Driven.

WebsitePhone1 office9 projects2 leadersFounded 2012Updated Jun 2026

Project: Naval Air Station North Island Soil Investigation

Service: Environmental ServicesService: Phase I and Phase II Environmental Site AssessmentsService: Underground Storage Tank Assessment and ClosureIndustry: FederalIndustry: DefenseType: Architecture & Engineering+39 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

AEi Systems, Inc.

Centennial, CO

Analytical HEAVY Lifting

WebsitePhone2 offices9 publicationsFounded 1995Size Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Worst-Case Circuit Analysis (WCCA)

Service: Worst-Case Circuit Analysis (WCCA)Service: Pre-WCCA design review and assessmentService: WCCA document reviewIndustry: ElectronicsIndustry: SpaceType: Electrical Engineering+38 more

APE Structural Engineering

San Diego, CA

California's trusted partner for safe, efficient, and beautiful structures

WebsitePhone3 officesUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural ConsultationService: Visual Assessment And 3D Modeling To Evaluate FeasibilityIndustry: ResidentialIndustry: CommercialType: Structural Engineering+18 more

ATC Design Group

Escondido, CA

California's Only One Stop Shop

WebsitePhone1 officeFounded 1993Updated Jun 2026

Service detail: Planning and Permitting

Service: Planning and PermittingService: EntitlementsService: Permit ExpeditingIndustry: CommercialIndustry: RetailType: Architecture & Engineering+37 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

Advanced Professional Engineering Consultants

Corona, CA

Built for real world project delivery

WebsitePhone1 office5 credentialsFounded 2005Updated Jun 2026

Service detail: Mechanical Engineering & HVAC Design

Service: Mechanical Engineering & HVAC DesignService: HVAC System Design and Air DistributionService: Cooling Systems and Chilled Water DesignIndustry: CommercialIndustry: RetailType: MEP+46 more

Alan Noelle Engineering, Inc.

Santa Barbara, CA

Lighting up the California Central Coast since 2000

Website2 offices3 projects1 credentialsFounded 2000Updated Jun 2026

Project: Chase Palm Park

Service: Electrical Engineering PlansService: Lighting DesignService: OSHPD WorkIndustry: HealthcareIndustry: EducationType: Electrical Engineering+5 more

Aliquot Associates, Inc.

Oakland, CA

Founded in 1980, Aliquot Associates, Inc. is a multi-disciplinary engineering and surveying firm serving public and private clients across the San Francisco Bay Area. The practice offers civil engineering, traffic engineering, and land surveying services from offices in Oakland and Walnut Creek, California. Aliquot brings decades of expertise across diverse project types including public roadways and highways, transit facilities, residential subdivisions, commercial and mixed-use sites, water and sewer systems, stormwater management, and park improvements. With extensive agency-side experience and strong local knowledge across multiple Bay Area jurisdictions, the team provides responsive, customized service from initial planning and feasibility studies through design, permitting, construction, and inspection. Every project is managed directly by a principal, enabling quick decision-making and close coordination with property owners, architects, contractors, and agency representatives.

WebsitePhone2 offices8 projectsFounded 1980Updated Jun 2026

Project: Oakland Army Base Redevelopment

Service: Civil EngineeringService: Feasibility Studies, Land Planning, and Site DevelopmentService: Cost Estimating and Construction PlansIndustry: GovernmentIndustry: Highways & RoadsType: Civil Engineering+40 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

Argos Engineers

Torrance, CA

We are solution forward.

WebsitePhone1 office5 projectsFounded 2003Updated Jun 2026

Project: Piping Design

Service: Solid MechanicsService: Stress AnalysisService: Fatigue AnalysisIndustry: Oil & GasIndustry: ChemicalsType: Mechanical Engineering+31 more

Armstrong & Brooks Consulting Engineers, Inc.

Corona, CA

Dependable and cost-effective professional engineering services

WebsitePhone1 office2 leadersFounded 2000Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site and Infrastructure EngineeringService: Domestic WaterIndustry: CommercialIndustry: IndustrialType: Civil Engineering+27 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

Axiom Engineering Group

Missoula, MT

Dream Bigger, Build Better

WebsitePhone4 offices5 projects1 credentialsFounded 2004Size Estimate: 11-50 employees

Project: Simms Fishing Corporate Headquarters

Service: Structural EngineeringService: Structural Designing, Planning & DraftingService: Industrial Structures Design & AnalysisIndustry: CommercialIndustry: ResidentialType: Structural Engineering+60 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

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

BV Engineering

San Francisco, CA

HVAC, Plumbing and Fire Protection Systems Engineering Service

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: HVAC Engineering

Service: HVAC EngineeringService: Heating, Ventilation, and Air Conditioning SystemsService: Energy Management SystemsIndustry: EducationIndustry: CommercialType: MEP+18 more

Black Water Consulting Engineers, Inc.

Modesto, CA

Clean Water Shaping Stronger Communities

Website3 offices5 projects3 leaders1 credentialsFounded 2012Updated Jun 2026

Project: Oakdale Wastewater River Crossing

Service: Drinking Water EngineeringService: Hydraulic ModelingService: Water Treatment Plant DesignIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+26 more

Blair, Church & Flynn Consulting Engineers

Clovis, CA

Service. Quality. Integrity.

WebsitePhone6 offices3 leaders5 credentialsFounded 1958Updated Jun 2026

Service detail: Planning, Permitting & Consulting

Service: Planning, Permitting & ConsultingService: Alternatives AnalysesService: Constructability ReviewsIndustry: Power GenerationIndustry: Electric UtilitiesType: Civil Engineering+72 more

Bracewell Engineering, Inc.

Morgan Hill, CA

Northern California Water Solutions

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Sanitary Engineering Consulting

Service: Sanitary Engineering ConsultingService: Wastewater System EngineeringService: Drinking Water System DesignIndustry: WastewaterIndustry: Water SupplyType: Water / Wastewater Engineering+20 more