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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3D Innovations, LLC

Honolulu, HI

Developing Ideas From Concept To Product

WebsitePhone1 office5 projectsFounded 2007Updated Jun 2026

Project: The BabyToon Silicone Baby Spoon

Service: Product Design & EngineeringService: 3D CAD Design & VisualizationService: 3D EngineeringIndustry: AerospaceIndustry: DefenseType: Mechanical Engineering+14 more

AAA Structural Engineering

Wailuku, HI

AAA Structural Engineering is a licensed structural engineering firm based in Wailuku, Maui, providing structural evaluations, forensic engineering investigations, seawall assessments, and expert consulting services for residential and commercial structures throughout Hawaii. Led by Kiumars Siah, Ph.D., P.E., a licensed structural engineer with more than 35 years of professional experience and over 100 completed forensic investigations, AAA Structural Engineering serves homeowners, attorneys, insurance carriers, real estate professionals, and contractors across the Hawaiian Islands.

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Structural Evaluations and Inspections

Service: Structural Evaluations and InspectionsService: Real Estate Transaction Inspection ReportsService: Foundation and Framing AssessmentsIndustry: ResidentialIndustry: CommercialType: Structural Engineering+12 more

AAA Structural Engineering Inspection & Evaluation Services

Honolulu, HI

AAA Structural Engineering Inspection & Evaluation Services is a consulting structural engineering firm in Maui and Honolulu, Hawaii, offering structural engineering services throughout the Hawaiian Islands. AAA Structural Engineering specializes in structural inspection and evaluation of existing structures, design and rehabilitation of shoreline protection structures including seawalls, and forensic structural engineering investigations including expert testimony in judicial proceedings.

WebsitePhone1 office11 projects1 leaders1 credentialsUpdated Jun 2026

Project: North Maui Shoreline Protection Improvements

Service: Structural Engineering Analysis & DesignService: Structural design for remodeling and renovationService: Formwork and shoring designIndustry: MarineIndustry: ResidentialType: Structural Engineering+24 more

AMEL Technologies, Inc.

Honolulu, HI

Engineering Consulting & Construction Management Services

WebsitePhone1 office1 projects2 leadersFounded 2004Updated Jun 2026

Project: Pearl Harbor Fitness Center

Service: Mechanical EngineeringService: Energy Consulting ServicesService: SustainabilityIndustry: GovernmentIndustry: FederalType: Mechanical Engineering+26 more

Advanced Geotechnical Engineering LLC

Pearl City, HI

Building Our World on Solid Foundations

WebsitePhone1 office5 projects1 leadersUpdated Jun 2026

Project: Honolulu Rapid Transit Project

Service: Soil InvestigationService: Subsurface InvestigationService: Soil and Groundwater SamplingIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+28 more

Aina Engineers Inc

Kailua-Kona, HI

Aina Engineers Inc is a civil engineering firm specializing in wastewater engineering and land development on the Big Island of Hawaii. Based in Kailua-Kona, the firm provides septic system design and permitting, aerobic system consulting, cesspool conversions, grading and drainage, flood studies, geotechnical engineering, traffic studies, and construction inspection services throughout the Kona region and surrounding areas.

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Wastewater Engineering

Service: Wastewater EngineeringService: Septic system design, permitting, and inspections (new and as-built)Service: Aerobic system consulting (authorized Nayadic dealer and technician)Industry: ResidentialIndustry: Land DevelopmentType: Civil Engineering+19 more

Akinaka & Associates, Ltd.

Honolulu, HI

Providing professional civil engineering services to the Hawaii community since 1941

WebsitePhone1 office2 projects8 leaders1 credentialsFounded 1941

Project: Waimea District Park

Service: General Civil EngineeringService: Providing Comprehensive Civil DesignService: Roadway EngineeringIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+21 more

All Ship & Cargo Surveys, Ltd.

Honolulu, HI

Crane certifications, marine surveying, and consultation services in Hawaii and the Pacific.

Website1 office3 credentialsUpdated Jun 2026

Service detail: Crane Inspections and Safety Certifications

Service: Crane Inspections and Safety CertificationsService: Offshore and Harbor Crane AuditsService: Boom Trucks and Mobile CranesIndustry: MarineIndustry: Ports & HarborsType: Marine Engineering+12 more

Aqua Engineers, Inc.

Kalaheo, HI

Aqua Engineers is a Hawaii-based firm dedicated to the design, construction, and operation of potable and non-potable water systems, incorporating energy-efficient and renewable energy approaches. Through its subsidiary Puhi Sewer & Water Company, Aqua Engineers provides PUC-regulated wastewater treatment services to communities in Lihue and Puhi on Kauai.

WebsitePhone1 office1 credentialsUpdated Jun 2026

Service detail: Water System Design & Engineering

Service: Water System Design & EngineeringService: Potable Water SystemsService: Non-Potable Water SystemsIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+9 more

Austin Tsutsumi & Associates, Inc.

Honolulu, HI

Making Change Possible

WebsitePhone2 offices7 leaders5 credentialsFounded 1934Size Estimate: 50-99 employees

Service detail: Civil Engineering

Service: Civil EngineeringService: Land DevelopmentService: Public WorksIndustry: Land DevelopmentIndustry: TransportationType: Civil Engineering+26 more

Baldridge & Associates Structural Engineering, Inc.

Honolulu, HI

Full-service structural engineering

WebsitePhone3 offices8 projects6 leaders10 credentialsFounded 1995

Project: KO'ULA

Service: Structural EngineeringService: Resilient Structural DesignService: Seismic Resiliency DesignIndustry: CommercialIndustry: RetailType: Structural Engineering+23 more

Bersson & Constantaras LLC

Kailua, HI

Specialist federal contracting and engineering advisors

Website1 office8 projects2 leadersFounded 2016Size Estimate: 1-10 employeesUpdated Jun 2026

Project: Mosul Dam Foundation Risk Analysis and Repair

Service: US Government Liaison and Program SupportService: Liaison with US Government AgenciesService: Federal Contact and Visibility FacilitationIndustry: GovernmentIndustry: FederalType: Civil Engineering+18 more

Blue Ocean Civil Consulting

Oceanside, CA

Your success is our success.

WebsitePhone3 offices7 projects2 leaders2 credentialsUpdated Jun 2026

Project: Kunia Country Farms

Service: Stormwater ManagementService: Stormwater Planning and ProgrammingService: Watershed Management and PlanningIndustry: AutomotiveIndustry: DefenseType: Civil Engineering+73 more

Bow Engineering and Development, Inc.

Honolulu, HI

Civil Design, ESCP and Environmental Services in Hawaii

WebsitePhone1 office5 projects8 leaders2 credentialsUpdated Jun 2026

Project: Koa'e Workforce Housing

Service: Civil EngineeringService: Engineering Plans and DocumentsService: Water System DesignIndustry: Affordable HousingIndustry: Multifamily ResidentialType: Civil Engineering+26 more

Bowers + Kubota Consulting

Waipahu, HI

Fulfilling Visions. Building Trust.

WebsitePhone5 offices3 projects6 leadersSize Estimate: 200+ employeesUpdated Jun 2026

Project: Hawaii County Emergency Call Center

Service: Construction ManagementService: ArchitectureService: Landscape ArchitectureIndustry: GovernmentIndustry: HealthcareType: Architecture & Engineering+11 more

Brierley Associates Corporation

Englewood, CO

Creating Space Underground

WebsitePhone20 offices4 projects6 leaders11 credentialsUpdated Jun 2026

Project: Champlain Hudson Power Express Trenchless Crossings

Service: Tunneling EngineeringService: Trenchless EngineeringService: Horizontal Directional Drilling (HDD)Industry: Water SupplyIndustry: WastewaterType: Geotechnical Engineering+20 more

CDF Engineering LLC

Wailuku, HI

Civil Engineering | Land Surveying | General Contracting | Consulting

WebsitePhone1 office1 leaders1 credentialsUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Stormwater ManagementService: Major and Minor Grading Design PlansIndustry: CommercialIndustry: Land DevelopmentType: Civil Engineering+35 more

CENSEO AV+Acoustics

Kailua, HI

Sound advice in a world full of noise.

Website4 offices12 leadersFounded 2012Updated Jun 2026

Service detail: Acoustics

Service: AcousticsService: Audio and VideoService: Technology and TelecommunicationsIndustry: Arts & CultureIndustry: EducationType: Acoustic Consulting+11 more

Calichi Design Group

Oakland, CA

Site civil and dry utility engineering, from first feasibility sketch to final inspection.

WebsitePhone4 offices5 projects4 leaders6 credentialsFounded 2009

Project: Fremont High School Net-Zero Campus

Service: Site Civil EngineeringService: Due Diligence Reports & Constraints MapsService: Entitlement Coordination & DesignIndustry: EducationIndustry: Affordable HousingType: Civil Engineering+40 more

Clarkes Land Surveying

Kihei, HI

Serving the Hawaiian Islands with Quality, Accuracy and Precision

WebsitePhone1 office3 leadersUpdated Jun 2026

Service detail: Legal Boundary Surveys

Service: Legal Boundary SurveysService: C-41 and K-1 Lot StakingService: C-42 and K-2 Lot SurveysIndustry: ResidentialIndustry: Land DevelopmentType: Land Surveying+9 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

Community Planning and Engineering, Inc.

Honolulu, HI

Developing Hawaii's Communities for Half a Century

WebsitePhone1 office9 projects4 leadersFounded 1957Updated Jun 2026

Project: Ko Olina Resort Development

Service: Engineering DesignService: Water SystemsService: Sewer SystemsIndustry: Land DevelopmentIndustry: ResidentialType: Civil Engineering+24 more

Comspec Engineering

Honolulu, HI

Smart Technology for Smart Business

WebsitePhone1 office2 leadersFounded 2001Updated Jun 2026

Service detail: Telecommunications Engineering and Network Design

Service: Telecommunications Engineering and Network DesignService: Network TransportService: Outside PlantIndustry: TelecommunicationsIndustry: GovernmentType: Telecom / RF Engineering+22 more

Construction Management & Engineering, LLC

Honolulu, HI

Managing Partnerships to Engineer Our Future

WebsitePhone1 office2 projects4 leadersFounded 2014Updated Jun 2026

Project: Hilton Hawaiian Village Campus Redevelopment

Service: Construction ManagementService: Resident EngineeringService: Construction InspectionIndustry: GovernmentIndustry: FederalType: Civil Engineering+18 more