Public engineering firm directory

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Industry: utilities Firm type: environmental-engineering Clear all

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2IM Group, LLC

Chicago, IL

2IM Group, LLC is a Chicago-based civil, environmental, and transportation engineering practice. Now part of MacKay, it continues to deliver technical solutions across highways, roads, streets, aviation, rail, transit, utilities, and stormwater management systems while offering expanded resources and broader geographic reach.

WebsitePhone1 office5 projects8 leadersFounded 2005Updated Jun 2026

Project: O'Hare Terminal 3, Concourse L Expansion

Service: Highways, Roads, and StreetsService: Roadway geometryService: Drainage systemsIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+29 more

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A&M Consulting Engineers

Visalia, CA

Moving Our Communities Infrastructure Forward

WebsitePhone2 offices3 projectsUpdated Jun 2026

Project: Gateway Park

Service: Water ResourcesService: Hydraulic AnalysisService: Municipal Water Well Planning and DesignIndustry: GovernmentIndustry: TransportationType: Civil Engineering+44 more

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A.E. Hodsdon Consulting Engineers

Waterville, ME

Leaders in professional engineering for over 40 years

WebsitePhone1 office1 projects1 leadersFounded 1974Updated Jun 2026

Project: Passamaquoddy Water Treatment Plant

Service: EngineeringService: Water Systems DesignService: Wastewater Systems DesignIndustry: GovernmentIndustry: UtilitiesType: Civil Engineering+31 more

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AE2S

Bismarck, ND

Empowering People. Enhancing Lives.

Website22 offices6 leadersFounded 1991Updated Jun 2026

Service detail: Water and Wastewater Engineering

Service: Water and Wastewater EngineeringService: WaterService: WastewaterIndustry: Automation & ControlsIndustry: Environmental & RemediationType: Civil Engineering+29 more

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ARM Group LLC

Hummelstown, PA

Precise. Responsive. Solutions.

WebsitePhone1 office1 projects8 credentialsFounded 1998Size Estimate: 250-500 employees

Project: Annapolis Landfill Solar

Service: Civil Engineering & Land SurveyingService: Site Planning & EntitlementService: Site Plan DesignIndustry: CommercialIndustry: RetailType: Automation & Controls+52 more

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ARRO Consulting, Inc.

Lititz, PA

Your trusted partner for municipal engineering.

WebsitePhone13 offices8 projects4 leadersFounded 1946Size Estimate: 100-300 employees

Project: Upper Uwchlan Township Municipal Authority Administrator

Service: Civil & MunicipalService: Appointed Engineer representationService: Roadway and Infrastructure RehabilitationIndustry: GovernmentIndustry: UtilitiesType: Civil Engineering+50 more

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Aaron Swan & Associates, Inc.

Pierre, SD

Unwavering Quality. Reliable Results.

WebsitePhone4 offices7 projects2 leadersFounded 1975Size Estimate: 10-49 employees

Project: Pierre SD Wastewater Treatment Plant

Service: Civil Design and EngineeringService: Site Master Planning and LayoutService: Underground Utilities DesignIndustry: WastewaterIndustry: EducationType: Materials Testing+31 more

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Abysmal Corporation LLC

Integrated Engineering, Environmental, and IT Solutions for Efficiency, Safety, and Sustainability

Website6 projectsUpdated Jun 2026

Project: Redstone Arsenal Facility Audits & Energy Systems

Service: Engineering ServicesService: Chemical EngineeringService: Civil EngineeringIndustry: Environmental & RemediationIndustry: ChemicalsType: Environmental Engineering+22 more

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Adams, Rehmann & Heggan Associates, Inc.

Hammonton, NJ

You See Us Every Day

Website1 office1 projects10 leaders2 credentialsFounded 1935Size Estimate: 90 employees

Project: Braddocks Mill Dam

Service: Civil and Municipal EngineeringService: Road and Infrastructure DesignService: Stormwater ManagementIndustry: GovernmentIndustry: TransportationType: Civil Engineering+38 more

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Advanced Environmental Interface, Inc.

Plantsville, CT

Environmental Engineering | Consulting | Project Management | Investigative & Field Services

WebsitePhone1 office2 leaders7 credentialsFounded 1989Updated Jun 2026

Service detail: Environmental Engineering & Consulting

Service: Environmental Engineering & ConsultingService: Site contamination investigationsService: Remediation of contaminated sitesIndustry: IndustrialIndustry: ManufacturingType: Environmental Engineering+19 more

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Aeparmia Engineering PLLC

Austin, TX

Innovative Engineering Solutions for Utility Challenges & Needs

WebsitePhone3 offices13 projects1 leaders5 credentialsFounded 2017

Project: I-35 NEX South Project Electric and Telecom Utility Relocations

Service: Power and Fiber Utilities EngineeringService: Subsurface Utilities Engineering (SUE)Service: Public and Private Utilities Coordination and Conflict AnalysisIndustry: CommercialIndustry: ResidentialType: Civil Engineering+38 more

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Anchor QEA

Seattle, WA

Transforming Our Environment and Communities, with Integrity and Vibe

WebsitePhone28 offices4 projects4 leadersSize Estimate: 200-1,000 employeesUpdated Jun 2026

Project: Hancock County Marsh Living Shoreline

Service: EngineeringService: Civil EngineeringService: Coastal ResilienceIndustry: Power GenerationIndustry: FederalType: Civil Engineering+46 more

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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

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Arthur Engineering Services, LLC

Laurel, MD

Arthur Engineering Services (AES) is a Laurel, Maryland-based practice specializing in condition assessment of water and sewer infrastructure. AES performs closed-circuit television inspections, sewer system evaluation studies, infiltration and inflow investigations, flow monitoring, hydrant and valve testing, and GIS/GPS asset surveys for municipal clients. Its field teams hold NASSCO PACP/MACP/LACP certifications and deliver large-scale cleaning and inspection contracts for DC Water, the City of Baltimore, and WSSC across hundreds of thousands of linear feet of sanitary sewer and stormwater infrastructure.

WebsitePhone1 office4 projects7 credentialsFounded 2016Updated Jun 2026

Project: DC Water Sewer System Evaluation Study (SSES) - Phase I Nicholson Street Area

Service: Sewer and Water System InspectionService: Closed Circuit Television (CCTV) InspectionsService: Lateral InspectionsIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+18 more

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Ascent Consulting & Engineering

Bridgeport, WV

Powered by People and Community

WebsitePhone1 office6 leaders1 credentialsFounded 2018Updated Jun 2026

Service detail: Environmental Services

Service: Environmental ServicesService: Environmental site assessmentService: Remediation supportIndustry: Oil & GasIndustry: Environmental & RemediationType: Civil Engineering+34 more

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B M Cope Inc

San Antonio, TX

Continuing a 75-year tradition of professional engineering services in South Central Texas

WebsitePhone1 office2 leadersFounded 1945Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site DevelopmentService: Civil Infrastructure DesignIndustry: CommercialIndustry: GovernmentType: Civil Engineering+13 more

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BL Companies

Partners for Architecture

Website12 leadersFounded 1986Updated Jun 2026

Service: ArchitectureService: Civil EngineeringService: Environmental ServicesIndustry: CommercialIndustry: RetailType: Architecture & Engineering+24 more

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Baird & Associates

Oakville, ON

Innovation Engineered.®

WebsitePhone14 offices2 projects2 leaders2 credentials2 publications

Project: Gibraltar Point Nearshore Reef Design

Service: Ports, Terminals & Vessel OperationsService: Port & Terminal PlanningService: Port & Terminal DesignIndustry: Ports & HarborsIndustry: MarineType: Coastal Engineering+38 more

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Barrios Engineering LLC

Engineering Vision Into Reality.

Website1 leadersUpdated Jun 2026

Service detail: Civil Engineering and Site Development

Service: Civil Engineering and Site DevelopmentService: Civil Engineering and Site DesignService: Site Development and PlanningIndustry: CommercialIndustry: RetailType: Civil Engineering+34 more

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Baseline Engineering Corporation

Golden, CO

The #1 Civil Engineering Firm in Colorado

WebsitePhone4 offices9 projects2 leaders5 credentials3 publications

Project: Snow Bowl Building Addition

Service: Civil EngineeringService: Site developmentService: Infrastructure designIndustry: CommercialIndustry: ResidentialType: Civil Engineering+35 more

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Blue Coast Engineering LLC

Lake Forest Park, WA

Coastal Engineering and Restoration Services

Website2 offices6 projects9 leadersFounded 2018Size Estimate: 1-25 employeesUpdated Jun 2026

Project: Tidal Channel Design Guidelines Study

Service: Coastal Restoration and ResiliencyService: Hydrodynamic, Wave, and Sediment Transport ModelingService: Numerical Flow SimulationIndustry: GovernmentIndustry: Land DevelopmentType: Coastal Engineering+17 more

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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

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Brown, Mitchell & Alexander, Inc.

Gulfport, MS

Working to build a better Gulf Coast

WebsitePhone3 offices9 projects3 leadersUpdated Jun 2026

Project: Keesler Gate and Division Street Improvements

Service: Civil EngineeringService: Roadway and Utility InfrastructureService: Coastal DevelopmentsIndustry: GovernmentIndustry: Highways & RoadsType: Civil Engineering+28 more

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Buchart Horn, Inc.

York, PA

Shaping the built environment with precision, creativity, and purpose since 1945

WebsitePhone9 offices6 projects4 leadersFounded 1945Size Estimate: 100-500 employees

Project: I-40/I-240 Interchange Improvements, Memphis, TN

Service: Water Resources EngineeringService: Wastewater treatment plant engineeringService: Water distribution and collection systemsIndustry: Water ResourcesIndustry: WastewaterType: Architecture & Engineering+41 more

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