Public engineering firm directory

Find engineering consulting firms by capability and location.

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2LMN, Inc.

Lancaster, OH

Your Trusted Engineering Partner

WebsitePhone4 offices10 leaders4 credentialsFounded 1979Updated Jun 2026

Service detail: Land Development

Service: Land DevelopmentService: Site Drainage and Grading PlansService: Stormwater Pollution Prevention PlansIndustry: InfrastructureIndustry: GovernmentType: Civil Engineering+48 more

A & M Engineering and Environmental Services, Inc.

Tulsa, OK

Providing Quality Services for Over 30 Years

WebsitePhone4 offices5 projects2 credentialsFounded 1984Updated Jun 2026

Project: Cumberland Levee Repair at Lake Texoma

Service: Construction & Remediation ServicesService: Landfill ConstructionService: Impoundments & Water StructuresIndustry: Environmental & RemediationIndustry: FederalType: Environmental Engineering+72 more

A&J Consulting Engineering Services, P.C.

Clifton, NJ

A&J Consulting Engineering Services, P.C. is a full-service MEP consulting engineering practice headquartered in Clifton, New Jersey. Founded in 1988 by Jay Agarwal, P.E., A&J delivers mechanical, electrical, and plumbing systems design, pharmaceutical validation and commissioning, construction administration, sustainable design, and high-technology systems consulting. Clients span the pharmaceutical, biotechnology, commercial, educational, governmental, industrial, and religious sectors across the New York-New Jersey region.

WebsitePhone1 office5 projects1 leadersFounded 1988Updated Jun 2026

Project: Validation of an Aseptic Vial Filling Line

Service: MEP Systems DesignService: HVACService: Electrical SystemsIndustry: PharmaceuticalIndustry: Life SciencesType: MEP+40 more

ALC Engineering

Buffalo, WY

More Than Just a Project

WebsitePhone2 officesFounded 2010Updated Jun 2026

Service detail: Land Surveying

Service: Land SurveyingService: GPS and Total Station SurveyingService: UAV and Aerial Survey and MappingIndustry: Oil & GasIndustry: GovernmentType: Civil Engineering+27 more

AQUA Engineering

Bountiful, UT

Innovative Engineering Solutions

WebsitePhone3 offices6 projects59 leadersFounded 1992Updated Jun 2026

Project: Town of Johnstown Central Water Reclamation and Resource Recovery Facility Expansion

Service: Water EngineeringService: Wastewater EngineeringService: Designs Advanced Wastewater Treatment FacilitiesIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+16 more

AVI, PC

Cheyenne, WY

Engineering Excellence

WebsitePhone2 offices9 projects6 leaders2 credentialsUpdated Jun 2026

Project: Casper's West Belt Loop Road

Service: TransportationService: Roadway DesignService: Drainage DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+51 more

Acme Engineering, LLC

Edgewood, NM

Professional civil engineering services in New Mexico and Arizona

WebsitePhone1 office1 projects2 leadersFounded 2024Updated Jun 2026

Project: Moenkopi Wash Drainage Improvements Project

Service: Water Supply and Water ResourcesService: Water Supply and Distribution NetworksService: Flood Management and ControlIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+27 more

Adalta Engineering Group, LLC

El Paso, TX

Designing critical infrastructure that supports life.

WebsitePhone1 office1 leaders1 credentialsFounded 2009Updated Jun 2026

Service detail: Mechanical Systems Design

Service: Mechanical Systems DesignService: HVAC DesignService: Plumbing System DesignIndustry: InfrastructureIndustry: CommercialType: Mechanical Engineering+13 more

Apex Engineering, LLC

Tacoma, WA

Our hands-on management philosophy allows us to give each project our personal attention and assures high quality results.

WebsitePhone1 office3 projectsUpdated Jun 2026

Project: Washington Water Service Company On-Call Engineering

Service: Civil EngineeringService: Site Development DesignService: Stormwater and Drainage SystemsIndustry: CommercialIndustry: GovernmentType: Civil Engineering+19 more

Ardaman & Associates, Inc.

Orlando, FL

Meeting All Your Project Needs, Anywhere

WebsitePhone8 offices7 projectsFounded 1959Size Estimate: 100-300 employeesUpdated Jun 2026

Project: Ballpark of the Palm Beaches

Service: Geotechnical and Foundation EngineeringService: Subsurface exploration and boringsService: Foundation recommendationsIndustry: MiningIndustry: ChemicalsType: Civil Engineering+65 more

Ashley & Vance Engineering

San Luis Obispo, CA

Shaping the communities that we call home.

WebsitePhone9 offices7 projectsFounded 2005Size Estimate: 100-150 employeesUpdated Jun 2026

Project: Fountaingrove Passive House

Service: Structural EngineeringService: Cast-in-Place ConcreteService: Post-Tensioned ConcreteIndustry: ResidentialIndustry: Multifamily ResidentialType: Civil Engineering+31 more

Auth Consulting & Associates

Menomonie, WI

Plan. Design. Engineer.

WebsitePhone2 offices5 leadersFounded 1995Updated Jun 2026

Service detail: Agricultural Engineering

Service: Agricultural EngineeringService: Agricultural Facility DesignService: Civil EngineeringIndustry: AgricultureIndustry: MiningType: Civil Engineering+41 more

Barr Engineering Co.

Minneapolis, MN

Designing What's Next

WebsitePhone18 offices6 projects1 leaders1 credentials1 publications

Project: Utility-Scale BESS Engineering and Design

Service: Engineering and DesignService: Mine Tailings Management EngineeringService: Mineral Processing and Plant DesignIndustry: MiningIndustry: Power GenerationType: Civil Engineering+34 more

Bell Design Company

Bingen, WA

Your Trusted Engineering Partner in the Pacific Northwest

WebsitePhone1 office5 leaders2 credentialsFounded 1994Updated Jun 2026

Service detail: Water Systems Engineering

Service: Water Systems EngineeringService: Water System, Pump Station & PRV Vault DesignService: Water Treatment DesignIndustry: ResidentialIndustry: CommercialType: Civil Engineering+88 more

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

Bocook Engineering, Inc.

Paintsville, KY

a better world tomorrow, through engineering today

WebsitePhone1 office1 leadersFounded 1977Size Estimate: 10-49 employeesUpdated Jun 2026

Service detail: Civil Engineering and Planning

Service: Civil Engineering and PlanningService: Highway and Road DesignService: Site Development and Master PlansIndustry: Highways & RoadsIndustry: Water SupplyType: Civil Engineering+61 more

Bowen Collins & Associates

Draper, UT

Experts in Water

WebsitePhone6 offices8 projects6 leaders3 credentialsFounded 1997

Project: Utah Lake Pump Station Redesign

Service: WaterService: Pipeline designService: Storage tank and reservoir designIndustry: GovernmentIndustry: IndustrialType: Civil Engineering+65 more

Brinnier & Larios, P.C.

Kingston, NY

Engineering & Land Surveying Serving the Hudson Valley Since 1956

WebsitePhone1 officeFounded 1956Size Estimate: 19 employeesUpdated Jun 2026

Service detail: Engineering

Service: EngineeringService: AutoCAD Mapping, Utility and Road NetworksService: Commercial Site Planning and DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+35 more

CI-MECH Engineering LLC

Jacksonville, FL

Civil, Mechanical, Electrical, and Plumbing Engineering Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: MEP Engineering

Service: MEP EngineeringService: Mechanical DesignService: Heating and Cooling Load CalculationsIndustry: ResidentialIndustry: CommercialType: MEP+39 more

Casne Engineering, Inc.

Bellevue, WA

Supporting America's Infrastructure

Website1 office3 projects1 publicationsFounded 1981Size Estimate: 100-200 employeesUpdated Jun 2026

Project: Natural Gas Turbine Fleet Monitoring

Service: Electrical EngineeringService: Medium and low voltage equipment and distribution systemsService: Primary and secondary unit substationsIndustry: AerospaceIndustry: Data CentersType: Automation & Controls+50 more

Chappell Engineering Associates, LLC

Marlborough, MA

Consulting Engineering and Land Surveying

WebsitePhone1 office9 projectsFounded 2004Size Estimate: 25 employeesUpdated Jun 2026

Project: Barre Common Traffic Improvements

Service: Transportation EngineeringService: Highway and Local Road DesignService: Highway Interchange DesignIndustry: RailIndustry: TelecommunicationsType: Civil Engineering+47 more

City and Sea Group LLC (CAS Group)

The Woodlands, TX

From concept to completion, CAS Group is your trusted partner for successful project delivery.

WebsitePhone2 offices3 projects3 leaders1 credentialsFounded 2010

Project: Small-Scale LNG Facility

Service: Advisory ServicesService: Investment Opportunities Advisory & Due DiligenceService: Project Development Advisory ServicesIndustry: MarineIndustry: Ports & HarborsType: Civil Engineering+44 more

Civil Engineering Consultants, Inc.

Marietta, GA

Engineering Design Expertise

WebsitePhone1 office10 projectsFounded 1986Updated Jun 2026

Project: 105 MGD Lake Lanier Raw Water Intake Facility

Service: Water ReclamationService: Studies & PlanningService: Feasibility studiesIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+61 more

Cowan Group Engineering, LLC

Oklahoma City, OK

Enduring Engineering Solutions

WebsitePhone1 office14 projects4 leadersFounded 2012Size Estimate: 45+ employees

Project: Terminal Drive

Service: Transportation Planning and DesignService: Highways and StreetsService: Turnpikes and TollingIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+29 more