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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3T Design & Development LLC

Kansas City, MO

Air. Land. Water.

WebsitePhone1 office1 leadersFounded 2009Updated Jun 2026

Service detail: Air Quality and Environmental Compliance

Service: Air Quality and Environmental ComplianceService: Air Quality Permitting SupportService: Regulatory Review and ComplianceIndustry: TransportationIndustry: Water SupplyType: Civil Engineering+25 more

7NT Enterprises, LLC

Miamisburg, OH

Proper Execution with Precision

WebsitePhone1 office9 projects1 leaders4 credentialsFounded 2008

Project: Gordie Howe International Bridge

Service: Drilling ServicesService: Rock Coring and Soil SamplingService: Hydraulic Conductivity TestingIndustry: WastewaterIndustry: Water SupplyType: Geotechnical Engineering+19 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-Line Corrosion Services LLC

Indianola, IA

Cathodic Protection / Corrosion Specialist

WebsitePhone1 office7 projects4 leaders3 credentialsFounded 2023

Project: Lowell Water Pipeline Rectifier Installation

Service: Cathodic Protection EngineeringService: Cathodic Protection SurveysService: Cathodic Protection DesignsIndustry: Oil & GasIndustry: UtilitiesType: Materials Engineering+10 more

A-Tech Consulting, Inc.

Orange, CA

Creating A Safer Tomorrow, Today

WebsitePhone4 offices7 leaders8 credentialsFounded 2002Updated Jun 2026

Service detail: Industrial Hygiene

Service: Industrial HygieneService: Asbestos Survey and ConsultingService: Lead-Based Paint AssessmentIndustry: Environmental & RemediationIndustry: CommercialType: Environmental Engineering+21 more

A.M. Engineering

Elko, NV

Civil Engineering, Surveying, and Project Management Services in Nevada

WebsitePhone2 offices1 projects2 credentialsUpdated Jun 2026

Project: NGM Cortez Hills Underground and Goldrush Master Survey Control Networks

Service: Civil EngineeringService: Streets and Highway DesignService: Aviation InfrastructureIndustry: GovernmentIndustry: FederalType: Civil Engineering+45 more

A.P. Consulting Engineers, DPC

Elmont, NY

MEP, Lighting, Energy, and Life Safety Engineering

WebsitePhone2 offices8 credentialsUpdated Jun 2026

Service detail: MEP Services

Service: MEP ServicesService: Mechanical DesignService: Electrical DesignIndustry: Arts & CultureIndustry: ResidentialType: MEP+18 more

A1 Consulting Group, Inc.

Raleigh-Durham, NC

Leaders in Design, Construction, and Environmental Services

WebsitePhone1 office8 projects1 leaders5 credentialsFounded 1971

Project: RDU Airport Terminal 2 Expansion

Service: Engineering and Design ServicesService: Geotechnical and Geological EngineeringService: Civil and Site EngineeringIndustry: AirportsIndustry: CommercialType: Civil Engineering+41 more

ABAM Engineers Inc.

Houston, TX

Driving Innovation and Digitization in Engineering

WebsitePhone2 officesUpdated Jun 2026

Service detail: Civil and Infrastructure Engineering

Service: Civil and Infrastructure EngineeringService: Site Analysis and DesignService: Site Master PlanningIndustry: CommercialIndustry: IndustrialType: Civil Engineering+38 more

ADV-SOC, Inc.

San Diego, CA

Mission-Driven.

WebsitePhone1 office9 projects2 leadersFounded 2012Updated Jun 2026

Project: Naval Air Station North Island Soil Investigation

Service: Environmental ServicesService: Phase I and Phase II Environmental Site AssessmentsService: Underground Storage Tank Assessment and ClosureIndustry: FederalIndustry: DefenseType: Architecture & Engineering+39 more

AED Energy Services

Wyomissing, PA

Designing America's Energy Lifelines

WebsitePhone4 offices9 leaders4 credentialsFounded 1989Updated Jun 2026

Service detail: Chemical and Process Design

Service: Chemical and Process DesignService: Documentation and AnalysisService: Specialized CalculationsIndustry: Oil & GasIndustry: PetrochemicalType: Chemical Engineering+64 more

AEED, Inc.

Chattanooga, TN

Sustainable, Innovative Engineering Solutions

WebsitePhone1 office2 credentialsFounded 2001Updated Jun 2026

Service detail: Engineering, Consulting and Design

Service: Engineering, Consulting and DesignService: Mechanical EngineeringService: Clean Room Design and CommissioningIndustry: CommercialIndustry: HospitalityType: MEP+53 more

AES Northeast

Plattsburgh, NY

Architecture | Engineering | Surveying

WebsitePhone2 offices1 projects2 leadersFounded 1988Size Estimate: 11-50 employees

Project: Square Dashnaw Road Bridge Replacement

Service: ArchitectureService: Architectural Design & DocumentationService: Building Condition Surveys & Structural AnalysisIndustry: GovernmentIndustry: EducationType: Architecture & Engineering+27 more

AK Consulting Services, Inc.

Jackson Heights, NY

Multidisciplinary Engineering, Special Inspections & Expediting Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Design and AnalysisService: Cast-in-Place ConcreteIndustry: CommercialIndustry: RetailType: MEP+81 more

AKRF

AKRF is a multidisciplinary consulting and engineering firm with more than 400 employees across 16 offices and remote locations nationwide. It provides integrated environmental, planning, engineering, and technical services to clients in land development, transportation, energy, and water sectors. AKRF's expertise spans environmental impact assessment, civil engineering, traffic and transportation planning, acoustics, geotechnical engineering, water resources, site remediation, landscape architecture, and climate resilience and adaptation.

Website8 leadersSize Estimate: 400 employeesUpdated Jun 2026

Service detail: Environmental Services

Service: Environmental ServicesService: Environmental Impact AssessmentService: Air QualityIndustry: Land DevelopmentIndustry: TransportationType: Civil Engineering+50 more

AKS Engineering & Forestry

Tualatin, OR

Practical Solutions. Designed to Last.

WebsitePhone1 officeFounded 1996Size Estimate: 600+ employeesUpdated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Site Design & GradingService: UtilitiesIndustry: InfrastructureIndustry: Land DevelopmentType: Civil Engineering+35 more

AKT Peerless Environmental Services

Dunwoody, GA

AKT Peerless Environmental Services is an environmental consulting and redevelopment firm with more than 35 years of experience and offices across the Midwest, Southeast, and coasts. It serves developers, real estate professionals, financial institutions, government agencies, industrial and manufacturing clients, and petroleum companies. AKT Peerless delivers environmental due diligence, brownfield redevelopment, storage tank compliance, vapor intrusion assessment, environmental remediation, construction loan monitoring, industrial hygiene, sustainability services, and economic development incentive consulting. Its tank services division, AKT Tank Services, focuses on underground and aboveground storage tank work for fuel companies and transportation clients across the Northeast and Midwest.

WebsitePhone12 offices6 leadersFounded 1989Updated Jun 2026

Service detail: Real Estate Environmental Risk Management

Service: Real Estate Environmental Risk ManagementService: Phase I And Phase II Environmental Site AssessmentsService: Property Condition AssessmentsIndustry: Land DevelopmentIndustry: Financial ServicesType: Environmental Engineering+26 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

AME Consulting Engineers

Charlotte, NC

Professional Consulting Engineers

WebsitePhone1 office3 leaders8 credentialsFounded 2006Size Estimate: 10-49 employees

Service detail: Mechanical, Electrical, and Plumbing (MEP) Design

Service: Mechanical, Electrical, and Plumbing (MEP) DesignService: Central Energy Plants (CEP)Service: Medium Voltage Electrical DistributionIndustry: FederalIndustry: DefenseType: MEP+36 more

AMG, Inc.

Dayton, OH

Industrial Facility Engineering

WebsitePhone1 office12 projects1 leaders2 credentials2 publications

Project: Calcium Carbonate Production Plant

Service: Process EngineeringService: PFD and P&ID DevelopmentService: Material and Energy Balance SimulationIndustry: ChemicalsIndustry: Food & BeverageType: Automation & Controls+73 more

ANS

Scotch Plains, NJ

Engineering with integrity & purpose.

WebsitePhone1 office7 projects12 leadersSize Estimate: 100-300 employeesUpdated Jun 2026

Project: The Virginia Vanguard

Service: Civil, Site & Land DevelopmentService: Site Development & PermittingService: Regulatory Coordination & RepresentationIndustry: Renewable EnergyIndustry: SolarType: Civil Engineering+57 more

AP Engineering & Consulting, Inc.

Greenfield, IN

AP Engineering & Consulting, Inc. (APEC) is a full-service geotechnical engineering, environmental consulting, compliance management, and construction materials testing firm based in Greenfield, Indiana. APEC's team of licensed professional engineers, geologists, and scientists delivers quality, efficient, and value-added solutions for commercial, residential, and municipal projects. Its INDOT-prequalified and AASHTO-certified in-house laboratory supports construction materials testing in accordance with ASTM and AASHTO standards.

WebsitePhone1 office3 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Subsurface ExplorationsService: Soil BoringsIndustry: CommercialIndustry: RetailType: Geotechnical Engineering+37 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

AR Engineering

Kalamazoo, MI

Civil engineering and surveying

WebsitePhone1 officeUpdated Jun 2026

Service detail: Site Development Engineering

Service: Site Development EngineeringService: Commercial Site DesignService: Residential Site DesignIndustry: Land DevelopmentIndustry: CommercialType: Civil Engineering+28 more