Public engineering firm directory

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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

AMS Corporation

Knoxville, TN

Innovating Nuclear Technology

WebsitePhone1 office10 leaders5 credentialsFounded 1977Size Estimate: 100 employees

Service detail: I&C Performance Testing

Service: I&C Performance TestingService: Online Monitoring (OLM)Service: Reactor Thermal Power CalculationsIndustry: NuclearIndustry: Oil & GasType: Automation & Controls+20 more

Acoustical Engineering Consultants

Elk Grove, CA

Engineering a quieter world and optimizing aural environments, one project at a time.

WebsitePhone2 offices8 projects2 leaders4 credentialsFounded 2008

Project: CalSTRS Headquarters 2.0

Service: Architectural AcousticsService: Room Acoustics Measurement and AnalysisService: Reverberation and Diffusion EngineeringIndustry: EducationIndustry: HealthcareType: Acoustic Consulting+36 more

Acoustical Systems Inc

Dayton, OH

More Than 45 Years Experience in Noise Control

WebsitePhone1 office3 credentialsFounded 1977Updated Jun 2026

Service detail: Acoustical Consulting and Engineering

Service: Acoustical Consulting and EngineeringService: Architectural Acoustics ConsultingService: Acoustical Engineering Feasibility StudiesIndustry: CommercialIndustry: IndustrialType: Acoustic Consulting+16 more

Applemon

New York, NY

Engineers and Scientists

WebsitePhone2 offices22 projects1 credentialsFounded 2002Updated Jun 2026

Project: Infrastructure Upgrade in Coney Island

Service: Structural EngineeringService: Structural DesignService: Plan ModificationsIndustry: InfrastructureIndustry: ResidentialType: Automation & Controls+27 more

Applied Foundation Testing

New Port Richey, FL

Complete Solutions for Deep Foundation Testing

WebsitePhone2 offices9 projects4 leaders1 publicationsFounded 1997

Project: I-4 Ultimate

Service: Dynamic and Rapid Load TestingService: STATNAMIC Load Testing (ASTM D7383)Service: Dynamic Pile Testing / PDA (ASTM D4945)Industry: BridgesIndustry: Highways & RoadsType: Geotechnical Engineering+44 more

BHATE Geosciences

Birmingham, AL

Build your project on solid ground with BHATE.

WebsitePhone1 office6 projects4 leaders16 credentialsFounded 1975

Project: Benjamin Russell Children's Hospital of Alabama

Service: Geotechnical EngineeringService: Subsurface ExplorationService: Sinkholes and Underground MinesIndustry: GovernmentIndustry: MiningType: Geotechnical Engineering+26 more

Big Sky Acoustics

Helena, MT

Acoustical Design and Noise Control

WebsitePhone1 office1 projects2 leadersFounded 1999Updated Jun 2026

Project: Butte High School Auditorium

Service: Architectural AcousticsService: Architectural Acoustical DesignService: HIPAA Acoustical ComplianceIndustry: Arts & CultureIndustry: CommercialType: Acoustic Consulting+24 more

Cerami & Associates

New York City, NY

Acoustic Design + Technology Consulting

WebsitePhone9 offices1 leadersFounded 1965Updated Jun 2026

Service detail: Acoustic Design

Service: Acoustic DesignService: Architectural, Building Services & Interior AcousticsService: Sound Masking and Acoustic PrivacyIndustry: CommercialIndustry: Arts & CultureType: Acoustic Consulting+24 more

Cerjan Acoustics

Westminster, CO

Industrial Noise & Vibration Solutions: Expert Acoustic Consultation

WebsitePhone2 offices2 leaders2 credentialsFounded 2017Size Estimate: 1-9 employees

Service detail: Noise Measurements

Service: Noise MeasurementsService: Short and Long-Term MonitoringService: System Level DefinitionIndustry: Renewable EnergyIndustry: MiningType: Acoustic Consulting+25 more

Certerra

Materially Better.

Website5 projects5 leadersSize Estimate: 1,000-4,999 employeesUpdated Jun 2026

Project: Providing Comprehensive Geotechnical Engineering Services for South Carolina's Largest Economic Development Project

Service: Testing, Inspection & CertificationService: EngineeringService: Preliminary Site Due DiligenceIndustry: TransportationIndustry: EducationType: Materials Engineering+23 more

Chestnut Key Enterprises LLC

Rochester Hills, MI

Engineered Noise & Vibration Control. Measured Results.

WebsitePhone1 office3 projects8 leadersFounded 2001Size Estimate: 1-9 employees

Project: MIT W1 Building Renovation

Service: Acoustic Consulting & DesignService: Architectural Acoustic Design AssistService: Engineering Analysis & Acoustic DesignIndustry: CommercialIndustry: IndustrialType: Acoustic Consulting+26 more

DECON Environmental, Inc.

Scotts Valley, CA

Professional engineering, environmental assessment, and industrial hygiene services

WebsitePhone1 office11 projects7 credentialsUpdated Jun 2026

Project: Air Discharge Permitting for 300,000-Gallon Per Day Wastewater Treatment Plant

Service: Demolition Environmental ServicesService: Preparation and Presentation of Demolition Environmental PlansService: Demolition PermittingIndustry: Land DevelopmentIndustry: Food & BeverageType: Environmental Engineering+45 more

DMY Engineering Consultants Inc.

Chantilly, VA

Reliable. Innovative.

WebsitePhone3 offices10 projects1 credentialsFounded 2009Updated Jun 2026

Project: Dulles Corridor Silver Line Metrorail Project Phase II

Service: Geotechnical EngineeringService: In-House Geotechnical Drilling and TestingService: Foundation Analysis and DesignIndustry: TransportationIndustry: WastewaterType: Geotechnical Engineering+23 more

Dulles Geotechnical and Materials Testing Services, Inc.

Chantilly, VA

Geotechnical engineering, construction inspection, materials testing, and software solutions

WebsitePhone4 offices10 projects7 credentialsFounded 2012Size Estimate: 70+ employees

Project: I-495 Express Lanes Northern Extension (I-495 NEXT)

Service: Geotechnical EngineeringService: Engineering Analysis and DesignService: Foundation DesignIndustry: Highways & RoadsIndustry: TransitType: Geotechnical Engineering+36 more

Earthtec Engineering

Lindon, UT

From start to finish, we help you get the job done!

WebsitePhone3 offices3 leaders9 credentialsUpdated Jun 2026

Service detail: Geotechnical Engineering

Service: Geotechnical EngineeringService: Foundation RecommendationsService: Subsurface InvestigationsIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+54 more

Element 29 LLC

Tampa, FL

Multidisciplinary engineering for industrial, energy, and mission-critical systems.

WebsitePhone1 office19 projects1 leaders2 credentialsUpdated Jun 2026

Project: 20.5 MGD Reverse Osmosis System

Service: Process and Chemical EngineeringService: Process flow diagrams and P&IDsService: Mass and energy balancesIndustry: IndustrialIndustry: ManufacturingType: Process Engineering+108 more

Geocomp

New York City, NY

Empowering Projects with Geostructural Expertise and Technology

Website1 office14 projects3 leaders16 credentials10 publicationsFounded 1982

Project: Central Artery/Tunnel

Service: Geotechnical MonitoringService: Bridge Geotechnical MonitoringService: Dam Geotechnical MonitoringIndustry: BridgesIndustry: TransportationType: Civil Engineering+60 more

Hushmand Associates, Inc.

Irvine, CA

Geotechnical and Earthquake Engineers

WebsitePhone1 office2 projectsFounded 1990Updated Jun 2026

Project: Casa Loma Siphon Barrel No. 1 Fault Crossing

Service: Geotechnical & Environmental EngineeringService: Construction Observation & TestingService: Laboratory ServicesIndustry: GovernmentIndustry: Power GenerationType: Geotechnical Engineering+10 more

JHB Engineering PLLC

High-quality, practical geotechnical engineering and structural monitoring solutions

Website1 projectsUpdated Jun 2026

Project: MTA Subway Station Noise Monitoring

Service: Geotechnical EngineeringService: Foundation Engineering and DesignService: Subsurface Engineering InvestigationsIndustry: EducationIndustry: InfrastructureType: Geotechnical Engineering+37 more

Michael Minor & Associates

Portland, OR

Noise & Vibration Consultants

WebsitePhone1 office6 projects4 leadersFounded 1990Updated Jun 2026

Project: Seattle to Ballard Link Light Rail

Service: Noise and Vibration ConsultingService: Environmental Noise and Vibration StudiesService: Transportation Noise and Vibration AnalysisIndustry: CommercialIndustry: IndustrialType: Acoustic Consulting+7 more

MoeLouiz LLC

East Brunswick, NJ

Overflow Engineering Support for Mechanical & Industrial Engineering, LabVIEW, and Test Systems

WebsitePhone1 office1 leaders1 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Mechanical Design & Engineering

Service: Mechanical Design & EngineeringService: 3D CAD ModelingService: FEA & Structural AnalysisIndustry: IndustrialIndustry: ManufacturingType: Mechanical Engineering+18 more

Municon West Coast Inc

San Francisco, CA

protect infrastructure and minimize risk through CONSTRUCTION MONITORING

WebsitePhone3 offices10 projects1 leadersFounded 1991Updated Jun 2026

Project: 181 Fremont Street

Service: Remote MonitoringService: Dust MonitoringService: Groundwater MonitoringIndustry: Water ResourcesIndustry: BridgesType: Geotechnical Engineering+24 more

RML Acoustics, LLC

Charlotte, NC

Acoustical consulting and noise control services across the Southeast

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Noise Control and Vibration Isolation

Service: Noise Control and Vibration IsolationService: MEP System Noise Control and Vibration IsolationService: Architectural Noise ControlIndustry: CommercialIndustry: ResidentialType: Acoustic Consulting+22 more