Public engineering firm directory

Find engineering consulting firms by capability and location.

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154 Tech LLC

Santa Barbara, CA

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

WebsitePhone1 office2 credentialsUpdated Jun 2026

Service detail: Technical Program Management

Service: Technical Program ManagementService: End-to-End Program ManagementService: Risk ManagementIndustry: DefenseIndustry: FederalType: Defense Engineering+28 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

AESUS Design Group, LLC

Tempe, AZ

Integrated Architecture & Engineering

WebsitePhone3 offices12 projects2 leaders1 credentialsFounded 2014

Project: 5th Floor Med-Surg Inpatient Wing Gut & Remodel

Service: ArchitectureService: Architectural Concept DesignService: Design Development DocumentationIndustry: HealthcareIndustry: FederalType: Architecture & Engineering+48 more

Acomb Ostendorf & Associates (AOA)

Winter Park, FL

Immersive Experience Makers: We Bring Stories to Life

WebsitePhone4 offices6 projects2 leadersFounded 2009Updated Jun 2026

Project: Dolly's Life of Many Colors Museum

Service: Master Planning and VisioningService: Strategic PlanningService: Site LayoutIndustry: Arts & CultureIndustry: Sports & RecreationType: Architecture & Engineering+59 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

Allana Buick & Bers, Inc.

Palo Alto, CA

Making Buildings Perform Better

WebsitePhone1 office3 leaders14 credentials3 publicationsFounded 1987

Service detail: Building Envelope

Service: Building EnvelopeService: Curtain Wall & GlazingService: Roofing & WaterproofingIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+25 more

Alpha Omega Engineers

Corona, CA

Alpha Omega Engineers is a licensed structural engineering firm based in Corona, California, serving residential and commercial clients throughout Southern California. With over three decades of experience, Alpha Omega delivers structural inspections, lateral load calculations, and structural plans for homeowners, contractors, and developers in Corona, Riverside, Anaheim, Norwalk, and Buena Park.

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Structural Inspections

Service: Structural InspectionsService: Foundation InspectionService: Roof InspectionIndustry: ResidentialIndustry: CommercialType: Structural Engineering+15 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

Arrow Engineering Services, Inc.

Lancaster, CA

Serving California & Nevada for over 31 years

WebsitePhone1 office6 projects2 credentialsUpdated Jun 2026

Project: Avenue K Overpass

Service: Civil EngineeringService: Roadway and overpass engineeringService: Commercial site developmentIndustry: TransportationIndustry: CommercialType: Civil Engineering+8 more

Artin Engineering Design

Irvine, CA

Bringing Vision to Reality Since 2014

WebsitePhone3 offices25 projects2 leadersFounded 2014Updated Jun 2026

Project: The Rochester at Blue Parkway

Service: Structural EngineeringService: Building Structural DesignService: Seismic Analysis and RetrofittingIndustry: IndustrialIndustry: ManufacturingType: Civil Engineering+43 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

Avelar

Walnut Creek, CA

Collaborative & Innovative

WebsitePhone1 office5 projects6 leaders3 credentialsFounded 1976

Project: Combination of Condominium Units and Single-Family Homes

Service: Forensic and Litigation SupportService: Litigation Expert SupportService: Expert Witness TestimonyIndustry: ResidentialIndustry: Multifamily ResidentialType: Architecture & Engineering+38 more

BA Inc.

Los Angeles, CA

BA Inc. provides transportation-related professional engineering design and consulting services to public agencies and private developers. Established in 2004, its practice focuses on drainage and utility design, subsurface utility engineering, encroachment permitting, third-party utility coordination, and construction or project management.

Website1 office3 projectsFounded 2004Updated Jun 2026

Project: LACMTA Projects

Service: Civil EngineeringService: Drainage DesignService: Stormwater ManagementIndustry: TransportationIndustry: GovernmentType: Civil Engineering+15 more

BayPac Consult Inc.

Oakland, CA

From Vision to Reality

Website1 office8 projectsFounded 2014Size Estimate: 1-9 employeesUpdated Jun 2026

Project: Port of Oakland Program Management Services

Service: Program ManagementService: Program Startup & Governance SupportService: Program Expenditure & Financial PlanningIndustry: Ports & HarborsIndustry: TransitType: Civil Engineering+19 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

C2 Group

San Diego, CA

A Modern Program Management Company

WebsitePhone2 offices2 projects1 credentialsUpdated Jun 2026

Project: San Diego Roadway As-Built Mapping

Service: Engineering and PM/CM ServicesService: Project ManagementService: Construction ManagementIndustry: InfrastructureIndustry: Electric UtilitiesType: Civil Engineering+24 more

California Engineering Company Inc

Yuba City, CA

Designers, Engineers, and Surveyors

WebsitePhone2 offices6 projects1 leaders4 credentialsFounded 1953

Project: Samoa Town Infrastructure Development

Service: Civil EngineeringService: Municipal InfrastructureService: Water, Wastewater, & Storm Drain SystemsIndustry: GovernmentIndustry: InfrastructureType: Civil Engineering+23 more

Campos EPC, LLC

Denver, CO

The Leader In Energy Infrastructure

WebsitePhone20 offices1 projects11 leaders3 publicationsFounded 2005

Project: 350MW Data Center Power Generation & Substation Facility

Service: EngineeringService: Pipeline EngineeringService: Transmission And Midstream Pipeline DesignIndustry: Oil & GasIndustry: UtilitiesType: EPC+51 more

Ceed Civil Engineering

Vienna, VA

Licensed Civil & Structural Engineers | Nationwide Engineering Services

WebsitePhone5 officesUpdated Jun 2026

Service detail: Site Planning

Service: Site PlanningService: Standard Site PlansService: Grading PlansIndustry: ResidentialIndustry: CommercialType: Civil Engineering+21 more

Chaudhary & Associates, Inc.

Napa, CA

Civil engineering, land surveying, and construction management in California.

WebsitePhone1 office5 projects4 leaders4 credentialsFounded 1976

Project: San Francisco International Airport - Elevated Roadway System and Freeway Connectors

Service: Civil EngineeringService: Civil DesignService: Stormwater ComplianceIndustry: ResidentialIndustry: CommercialType: Civil Engineering+13 more

Chen Ryan Associates, Inc.

San Diego, CA

Innovative Mobility Solutions For Our Changing World

WebsitePhone2 officesFounded 2011Size Estimate: 50-100 employeesUpdated Jun 2026

Service detail: Civil and Traffic Engineering Design

Service: Civil and Traffic Engineering DesignService: Park and Recreation DesignService: Bicycle and Pedestrian DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+36 more

Civil Design Studio, Inc.

Cambria, CA

Civil engineering and stormwater compliance from planning through project completion.

WebsitePhone1 office5 leadersUpdated Jun 2026

Service detail: Planning and Entitlement

Service: Planning and EntitlementService: Project feasibility and due diligence investigationsService: Minor and conditional use permitsIndustry: Land DevelopmentIndustry: Stormwater & Flood ControlType: Civil Engineering+26 more

Coastal Grid Inc

San Luis Obispo, CA

Engineering The Grid Of Tomorrow

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Design and Project Engineering

Service: Design and Project EngineeringService: Electrical Substation Design, Drafting, and Project ManagementService: Project Design and Print PackagesIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Automation & Controls+27 more