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

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

Fukunaga & Associates, Inc

Honolulu, HI

Engineering Excellence for Over 50 Years

WebsitePhone1 office9 projects15 leadersFounded 1969Size Estimate: 10-49 employees

Project: Les Murakami Stadium Turf Replacement

Service: Infrastructure DevelopmentService: Highways and Roadways Planning and DesignService: Athletic Facilities DesignIndustry: EducationIndustry: FederalType: Civil Engineering+30 more

Hazen and Sawyer

New York, NY

all things water

WebsitePhone2 officesSize Estimate: 2,400 employeesUpdated Jun 2026

Service detail: Drinking Water

Service: Drinking WaterService: Treatment Plant Design And OptimizationService: Regulatory ComplianceIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+20 more

Hoch Consulting Inc

San Diego, CA

High-value engineering, design and management solutions.

Website1 office6 leadersFounded 2012Updated Jun 2026

Service detail: Engineering & Design

Service: Engineering & DesignService: Civil EngineeringService: Condition AssessmentIndustry: GovernmentIndustry: Power GenerationType: Civil Engineering+19 more

Kennedy/Jenks Consultants, Inc.

San Francisco, CA

Tailored Solutions for Transmission and Conveyance Projects

Website34 offices13 projects2 leaders9 credentialsUpdated Jun 2026

Project: EchoWater Project Site Preparation

Service: Air QualityService: MACT compliance review and plan developmentService: BACT reviewIndustry: WastewaterIndustry: Water SupplyType: Civil Engineering+38 more

Krieger & Stewart, Incorporated

Riverside, CA

Engineering the Details, Because Details Matter

WebsitePhone1 officeUpdated Jun 2026

Service detail: Infrastructure Projects

Service: Infrastructure ProjectsService: Environmental Plans, Reports, Studies, and PermittingService: The Team Prepares Environmental DocumentationIndustry: GovernmentIndustry: WastewaterType: Environmental Engineering+16 more

Laulea Engineering, LLC

Honolulu, HI

Creativity. Sustainability. Integrity.

WebsitePhone1 office2 credentialsFounded 2013Size Estimate: Up to 9 employeesUpdated Jun 2026

Service detail: Wastewater Treatment Design

Service: Wastewater Treatment DesignService: Wastewater Treatment Plants (WWTP)Service: Individual Wastewater Systems (IWS)Industry: WastewaterIndustry: Stormwater & Flood ControlType: Civil Engineering+26 more

N2W Engineering Inc

Creating Partnerships For A Sustainable Planet.

Website3 projects6 leadersUpdated Jun 2026

Project: City of Banning Wastewater Treatment Plant and Recycled Water Upgrades

Service: Water EngineeringService: Pumping & Conveyance FacilitiesService: Storage & Distribution SystemsIndustry: GovernmentIndustry: IndustrialType: Water / Wastewater Engineering+25 more

Robertson-Bryan, Inc.

Solutions for Progress

Website3 projects4 leaders1 credentialsFounded 2000Updated Jun 2026

Project: Bay Delta Conservation Plan / California WaterFix EIR/EIS

Service: Wastewater Engineering and NPDES PermittingService: NPDES Permit Facilitation and RenewalService: Alternative Discharge Limit DevelopmentIndustry: WastewaterIndustry: Water SupplyType: Environmental Engineering+19 more

SERES Engineering & Services, LLC

Charleston, SC

Committed to Excellence

WebsitePhone1 office8 projects1 leaders7 credentialsFounded 2007

Project: Environmental Services and Remedial Action Operations for BRAC Legacy Sites - Former Fort Devens

Service: Operational Facility SupportService: Pollution PreventionService: Engineering Technical SupportIndustry: Environmental & RemediationIndustry: GovernmentType: Environmental Engineering+42 more

SRT Consultants

San Francisco, CA

Client-focused engineering and management solutions for complex water and wastewater utility challenges

WebsitePhone3 offices19 leaders5 credentialsFounded 2004Updated Jun 2026

Service detail: Water Resources & Planning

Service: Water Resources & PlanningService: Feasibility StudiesService: Integrated Water Resource PlanningIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+46 more

Trussell Technologies, Inc.

Pasadena, CA

Safe and sustainable solutions in water, wastewater, reuse, and desalination

WebsitePhone3 offices7 projects23 leadersFounded 2003Size Estimate: 10-99 employees

Project: San Diego Pure Water Program North City Pure Water Facility

Service: Water Reuse Planning and Treatment EngineeringService: Non-Potable Reuse ExpansionService: Potable Reuse EngineeringIndustry: Water SupplyIndustry: WastewaterType: Environmental Engineering+32 more