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.

Filters1

Above Grade Engineering

Above Grade Engineering provides civil engineering, electrical engineering, lighting design, and land surveying for commercial, residential, land development, educational, and government projects. Its services span site grading and drainage design, utility infrastructure, SWPPP documentation, public agency coordination, and a full range of surveying services including ALTA surveys, subdivision mapping, and construction staking. An in-house electrical engineering and lighting design division serves clients across the same project portfolio.

WebsiteUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Grading DesignService: Street Improvement PlansIndustry: CommercialIndustry: ResidentialType: Civil Engineering+43 more

Accurate Infrastructure Data, Inc.

We Build Confidence.

Website1 projects5 credentialsFounded 2005Size Estimate: Up to 25 employeesUpdated Jun 2026

Project: Johns Hopkins University Applied Physics Lab

Service: Subsurface Utility EngineeringService: Utility Records ResearchService: Surface Feature CorrelationIndustry: GovernmentIndustry: TransportationType: Land Surveying+12 more

Acorn Engineering, Inc.

Portland, ME

Civil Engineering, Surveying, and Landscape Architecture in Maine

WebsitePhone3 offices3 projects1 leaders2 credentialsUpdated Jun 2026

Project: Watt Samaki Buddhist Temple

Service: Civil EngineeringService: Site Development DesignService: Utility DesignIndustry: ResidentialIndustry: CommercialType: Civil Engineering+38 more

Adico, LLC

Friendswood, TX

Texas Civil Engineering Professionals

WebsitePhone1 office3 projectsUpdated Jun 2026

Project: Iowa Colony City Engineer

Service: Civil EngineeringService: Site DevelopmentService: Land Development & Master PlanningIndustry: EducationIndustry: CommercialType: Civil Engineering+40 more

Adobe Associates, Inc.

Santa Rosa, CA

Recognized as one of the top Civil Engineering and Land Surveying firms in the North Bay, Adobe Associates, Inc. provides Civil Engineering, Land Surveying, Land Planning, and Wastewater and Septic Design services for the development of private and public projects. Since 1982, Adobe Associates has helped thousands of clients maximize the value of their projects by finding potential opportunities others often miss, creating practical, accurate design solutions, and guiding projects through the regulatory process. Adobe Associates is a family business built on honesty, integrity, and dependability, with project experience spanning residential development, commercial, affordable housing, hospitality, agricultural, and public infrastructure work across Northern California.

WebsitePhone1 office7 projects4 credentialsFounded 1982Updated Jun 2026

Project: Drake's Cove Subdivision

Service: Civil EngineeringService: Feasibility StudiesService: Site Grading and Drainage DesignIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+37 more

Advanced Design Engineering and Surveying

Rapid City, SD

Laying the Foundation for Tomorrow

WebsitePhone1 office3 projects10 leadersFounded 1998Size Estimate: 10-20 employees

Project: VA Community-Based Outpatient Clinic

Service: Civil EngineeringService: Urban street improvement plansService: Utility infrastructure planningIndustry: GovernmentIndustry: CommercialType: Civil Engineering+32 more

Advanced Land Surveying, Inc.

North Logan, UT

Advanced Land Surveying, Inc. is a professional land surveying firm based in North Logan, Utah, serving Cache, Rich, and Box Elder Counties. Services include residential and commercial boundary surveys, subdivision support, topographic mapping, Utah water right proofs, elevation certificates, and ALTA/ACSM surveys.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Property Surveys

Service: Property SurveysService: SubdivisionsService: Topography MapsIndustry: ResidentialIndustry: CommercialType: Land Surveying+3 more

AeroFrohne LLC

The New Standard in Reality Capture & 3D Visualization

WebsiteUpdated Jun 2026

Service detail: Geospatial Mapping & Drone Capture

Service: Geospatial Mapping & Drone CaptureService: RTK/PPK Drone Mapping & Object DetectionService: Orthomosaic, DSM/DTM Surface & Contour ProductionIndustry: InfrastructureIndustry: CommercialType: Land Surveying+37 more

Aillet, Fenner, Jolly & McClelland, Inc.

AFJMc is a consulting engineering firm with more than 55 years of experience delivering civil, structural, mechanical, electrical, and transportation engineering services. Its portfolio includes roadways, bridges, utility and site design, industrial process systems, higher education facilities, healthcare facilities, government buildings, sports and recreation facilities, and commercial projects.

Website3 projectsUpdated Jun 2026

Project: Jimmie Davis Bridge (LA 511) Replace/Rehab

Service: Civil EngineeringService: Site PlanningService: Stormwater ManagementIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+37 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

Allen & Major Associates, Inc.

Woburn, MA

Civil Engineers, Land Surveyors, Environmental Consultants & Landscape Architects

WebsitePhone3 offices11 projects1 credentialsUpdated Jun 2026

Project: Broadstone's The 305 Apartments

Service: Civil EngineeringService: Construction ConsultationService: Due Diligence & Feasibility StudiesIndustry: CommercialIndustry: IndustrialType: Civil Engineering+49 more

Alpha Omega Engineering

Boise, ID

Alpha Omega Engineering is a civil engineering firm based in Boise, Idaho, specializing in land development. Founded in 2006 and owned and operated by Mike Liimakka, a civil engineer practicing in Idaho's Treasure Valley since 1998, Alpha Omega brings over 30 years of civil consulting experience to commercial, hospitality, and residential projects across the region and nationwide. Its portfolio spans large multi-acre retail developments, big-box retail sites, multi-phase commercial projects, and residential subdivisions ranging from 3-lot projects to 510-lot communities. Clients include national retail brands such as Tractor Supply, Target, and Albertsons and hospitality names including Marriott, Hilton, and Hampton Inns.

WebsitePhone1 office3 projects1 leadersFounded 2006Updated Jun 2026

Project: Marriott Dual Branded Hotel - Hawthorne, CA

Service: Site Evaluation and FeasibilityService: Site Feasibility StudiesService: Hydrology and Hydraulic StudiesIndustry: Land DevelopmentIndustry: CommercialType: Civil Engineering+21 more

Alpine Enterprises Inc.

Ketchum, ID

Alpine Enterprises Inc. is a land surveying, GIS, natural hazards consulting, and civil engineering firm based in Ketchum, Idaho, serving Blaine County and surrounding south-central Idaho counties. The practice provides professional surveying for residential and commercial clients, offers GIS services for government agencies and public utilities, and conducts natural hazards consulting for snow avalanche, flood, and wildfire risk.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: Boundary SurveysService: Topographic MappingIndustry: ResidentialIndustry: GovernmentType: Land Surveying+16 more

Alta Environmental & Infrastructure

Tucson, AZ

Partnering to Build & Protect What Matters Most

WebsitePhone5 offices10 projects14 leaders3 credentialsSize Estimate: 250-999 employees

Project: ADOT I-10 Tucson Reconstruction

Service: Civil EngineeringService: Site Civil DesignService: Grading, Drainage & Stormwater ManagementIndustry: InfrastructureIndustry: CommercialType: Civil Engineering+30 more

Ambiotec Civil Engineering Group, Inc.

Brownsville, TX

Civil engineering & environmental group

WebsitePhone2 offices7 projects6 leadersFounded 1986Size Estimate: 11-50 employees

Project: Robindale WWTP Rehabilitation and Expansion

Service: Land DevelopmentService: Feasibility studies & site assessmentsService: Master planning and concept plansIndustry: Land DevelopmentIndustry: GovernmentType: Civil Engineering+46 more

American Engineering, Inc.

Engineering Excellence, Driven by Veterans

Website2 projectsFounded 2021Updated Jun 2026

Project: Bonicia Park Land Surveying

Service: SurveyingService: Boundary & ALTA SurveysService: Topographic SurveysIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+17 more

Anderson Engineering of Minnesota, LLC

Plymouth, MN

Inspired Designs. Proven Experts.

WebsitePhone2 officesFounded 1989Updated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Building DesignService: Building RenovationIndustry: CommercialIndustry: EducationType: Architecture & Engineering+61 more

Anderson Surveying LLC

Gillette, WY

Exceptional Surveying Services

WebsitePhone1 officeFounded 2021Updated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: Boundary SurveysService: Simple SubdivisionsIndustry: ResidentialIndustry: Land DevelopmentType: Land Surveying+4 more

Anderson Surveys, Inc.

Hanson, MA

Anderson Surveys, Inc. is a professional land surveying firm in Hanson, Massachusetts, incorporated in 1978 as the successor to the late Roy C. Anderson, Jr., PLS. Serving the Greater Boston area, it offers a full range of surveying and land planning services and is fully licensed and insured to work in Massachusetts. Principal Kenneth B. Anderson, PLS, is qualified as an expert witness in boundary law disputes and has been retained by clients in Land Court and Superior Court proceedings.

WebsitePhone1 office1 leadersFounded 1978Updated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: Boundary SurveysService: Existing Conditions SurveysIndustry: ResidentialIndustry: CommercialType: Land Surveying+13 more

Antillean Engineers Inc

St. Croix, VI

Engineering Quality in Every Project

WebsitePhone1 office5 projects2 leaders2 credentialsFounded 1970

Project: Hovensa Coker Plant Expansion & Geodetic Surveys

Service: Civil EngineeringService: Subdivision PlanningService: Highway DesignIndustry: AirportsIndustry: MarineType: Civil Engineering+27 more

Apex Engineering Group

Fargo, ND

Apex Engineering Group brings clarity and confidence to complex engineering projects.

WebsitePhone7 offices11 projects5 leaders18 credentialsFounded 2010

Project: City of Detroit Lakes, MN Municipal Engineering Services

Service: Water EngineeringService: Water wells and intake structuresService: On-site pilot plantsIndustry: GovernmentIndustry: Water ResourcesType: Civil Engineering+83 more

Applied Engineering Group P.S.C.

Rio Piedras, PR

Applied Engineering Group P.S.C. is a professional engineering firm established in 2006 in San Juan, Puerto Rico, providing design, construction, and project compliance solutions to a broad range of industries. It specializes in high-compliance projects for regulated sectors including pharmaceutical, petrochemical, hospitality, and federal government clients. Applied Engineering Group offers services spanning project development, construction management, electrical systems assessment and inspection, ADA/UFAS compliance, cGMP audits, and validation and regulatory compliance support. It also operates subdivisions for electrical and general construction (Applied Construction) and laboratory products distribution (Novateq).

WebsitePhone1 office5 leadersFounded 2006Updated Jun 2026

Service detail: Project Development

Service: Project DevelopmentService: Construction ManagementService: Electrical System Assessment & InspectionIndustry: PharmaceuticalIndustry: PetrochemicalType: Civil Engineering+10 more

Applied Engineering and Surveying, Inc.

Albuquerque, NM

Professional Civil Engineering and Land Surveying in New Mexico

WebsitePhone1 office1 leadersFounded 1994Updated Jun 2026

Service detail: Drainage & Grading Plans

Service: Drainage & Grading PlansService: Residential Subdivision DesignService: Lot arrangementIndustry: ResidentialIndustry: Land DevelopmentType: Civil Engineering+18 more

Arizona Engineers Group

Arizona Engineers Group is an engineering and architectural firm specializing in innovative solutions for healthcare, commercial, residential, and large-scale projects. Licensed across 15 states with over 19 years of experience and 1,500-plus successful projects, the team delivers architectural design, civil engineering, structural engineering, electrical substation design, forensic engineering, and regulatory consulting with a focus on quality, safety, and client satisfaction.

WebsiteUpdated Jun 2026

Service detail: Architectural Services

Service: Architectural ServicesService: Custom home designService: Renovations and additionsIndustry: HealthcareIndustry: CommercialType: Architecture & Engineering+25 more