Public engineering firm directory

Find engineering consulting firms by capability and location.

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7 Oaks Engineering

Silverton, OR

Harmonizing the built environment with the natural.

WebsitePhone2 offices4 leaders3 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Land Development

Service: Land DevelopmentService: Due Diligence and Feasibility StudiesService: Entitlement and Conceptual DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+24 more

AIM Engineering Consultants, Inc.

Pleasanton, CA

Best-In-Class Engineering Expertise

WebsitePhone1 office3 projects1 leadersUpdated Jun 2026

Project: Fremont Blvd/Old Warm Springs Blvd - New Signal

Service: Civil EngineeringService: Municipal Plan CheckingService: Plans, Specifications, and Estimates (PS&E)Industry: TransportationIndustry: Highways & RoadsType: Civil Engineering+41 more

Authority Engineering & Surveying

Bakersfield, CA

Empowering Precision with Authority

WebsitePhone1 officeUpdated Jun 2026

Service detail: Land Development

Service: Land DevelopmentService: Traffic EngineeringService: SurveyingIndustry: ResidentialIndustry: CommercialType: Civil Engineering+11 more

Golden State Design & Engineering

Citrus Heights, CA

Quality Without Compromise

WebsitePhone2 officesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site PlanningService: Grading & Erosion Control PlansIndustry: ResidentialIndustry: CommercialType: Civil Engineering+25 more

Latitude 33 Planning & Engineering

San Diego, CA

Building Relationships, Exceeding Expectations

Website2 offices5 projects7 leaders29 credentialsFounded 1993Size Estimate: 50-199 employees

Project: San Diego County Public Health Laboratory

Service: Civil EngineeringService: Land DevelopmentService: Water ResourcesIndustry: Land DevelopmentIndustry: CommercialType: Civil Engineering+22 more

Level Engineering & Architecture

Loveland, CO

Level Engineering and Architecture is a multidisciplinary civil and structural engineering and architecture firm headquartered in Loveland, Colorado, with 12 offices across 7 states. It serves homeowners, commercial building owners, contractors, developers, and local government clients with structural engineering, civil engineering, architecture, and inspection services. With over 25,000 projects completed and 500+ five-star reviews, Level provides stamped drawings and signed plans for permitting, structural inspections, load-bearing assessments, foundation engineering, and forensic reports. Civil services include hydraulic engineering, drainage engineering, water and wastewater, and bridge engineering.

WebsitePhone13 offices1 leaders1 credentialsUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Load Bearing Wall RemovalService: Foundation EngineeringIndustry: ResidentialIndustry: CommercialType: Structural Engineering+23 more

Milani & Associates

Concord, CA

Milani & Associates is a civil engineering, land surveying, and environmental consulting firm founded in 1999 by Michael Milani and based in Concord, California. Milani & Associates provides surveying and mapping, civil engineering, land development, construction staking, storm water monitoring, fire line design, expert witness services, and environmental engineering for education, commercial, industrial, residential, government, and infrastructure clients throughout Northern California.

WebsitePhone1 office1 leadersFounded 1999Updated Jun 2026

Service detail: Surveying & Mapping

Service: Surveying & MappingService: Civil EngineeringService: Land DevelopmentIndustry: EducationIndustry: CommercialType: Civil Engineering+12 more

North Coast Engineering, Inc.

Paso Robles, CA

Civil Engineering & Land Surveying Excellence for 46 Years

WebsitePhone1 office5 projects3 leadersFounded 1979Updated Jun 2026

Project: Cava Robles RV Resort

Service: Civil EngineeringService: Feasibility StudiesService: Grading DesignIndustry: Land DevelopmentIndustry: ResidentialType: Civil Engineering+27 more

S Y Lee Associates, Inc.

Glendale, CA

Professional mechanical, electrical, plumbing, civil, and fire protection engineering services with over three decades of experience.

WebsitePhone2 offices3 projects1 leadersUpdated Jun 2026

Project: Public Library of Beverly Hills

Service: Civil EngineeringService: Land DevelopmentService: Hydrologic DesignIndustry: CommercialIndustry: IndustrialType: Civil Engineering+30 more

SLO Civil Design, LLC

San Luis Obispo, CA

SLO Civil Design, LLC specializes in professional civil engineering and all phases of land development on California's Central Coast, serving San Luis Obispo and Santa Barbara counties. Professional Engineers at it support homeowners, developers, architects, contractors, and legal teams with site selection, grading and drainage design, land development consulting, construction permitting, environmental permitting, expert witness analysis, and comprehensive project management. With over 150 projects completed - from vineyards, hotels, and commercial buildings to custom homes, ADUs, and multi-family developments - the practice delivers full project lifecycle support from initial feasibility through final construction close-out.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Land Development

Service: Land DevelopmentService: Conceptual Site Design and Master PlanningService: Tentative MappingIndustry: Land DevelopmentIndustry: ResidentialType: Civil Engineering+21 more

Sanbell

Billings, MT

Intelligent Infrastructure. Enduring Communities.

WebsitePhone14 offices2 leaders2 credentialsFounded 1969Size Estimate: 201-500 employees

Service detail: Civil Engineering

Service: Civil EngineeringService: Site DevelopmentService: Grading and DrainageIndustry: Land DevelopmentIndustry: InfrastructureType: Civil Engineering+57 more

TKE Engineering, Inc.

Riverside, CA

Southern California's Premier, Full Service, Civil Engineering Consulting Firm

WebsitePhone2 officesSize Estimate: 70-100 employeesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: DrainageService: Utility CoordinationIndustry: GovernmentIndustry: TransportationType: Civil Engineering+30 more

Tait and Associates, Inc.

Santa Ana, CA

Experience matters.

WebsitePhone1 office18 projectsFounded 1964Updated Jun 2026

Project: Shea Dyer Business Park

Service: Civil EngineeringService: Roadway DesignService: Water, Sewer & Storm DrainIndustry: GovernmentIndustry: CommercialType: Civil Engineering+47 more

Wallace Group

San Luis Obispo, CA

Design, Engineer & Deliver

WebsitePhone3 offices14 projects71 leadersFounded 1984Size Estimate: 50-249 employees

Project: US 101/Avila Beach Drive Interchange Improvement Project

Service: Civil and Transportation EngineeringService: Civil and Transportation DesignService: Engineering Services For PublicIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+57 more

Whitchurch Engineering Inc

Fortuna, CA

You Can Build With Confidence.

WebsitePhone2 offices5 projects1 credentialsFounded 1996Updated Jun 2026

Project: Humboldt Bay Power Plant Decommissioning Project

Service: Civil EngineeringService: Utility Infrastructure DesignService: Multifamily DevelopmentIndustry: CommercialIndustry: Food & BeverageType: Architecture & Engineering+51 more

Wood Rodgers, Inc.

Sacramento, CA

Engineering With a Cause

WebsitePhone10 offices7 leadersUpdated Jun 2026

Service detail: Aviation

Service: AviationService: EnvironmentalService: Technical ReportsIndustry: TransportationIndustry: GovernmentType: Civil Engineering+57 more