Public engineering firm directory

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ALP Systems, Inc.

Waynesville, NC

ALP Systems, Inc. is a lightning protection engineering and installation firm in Waynesville, North Carolina, with over 30 years of experience. It provides engineering, consulting, and design services for structural lightning protection, grounding and bonding systems, and surge protection, certified by LPI Master Designers. ALP's technicians hold LPI Master Installer, LPI Journeyman Installer, and extensive OSHA safety credentials and serve commercial, residential, government, military, oil and gas, petrochemical, solar and wind energy, broadcasting, and communications sectors. It has completed projects in 43 states and internationally.

WebsitePhone1 office5 credentialsUpdated Jun 2026

Service detail: Engineering, Consulting & Design

Service: Engineering, Consulting & DesignService: Site-specific EngineeringService: ConsultingIndustry: Oil & GasIndustry: DefenseType: Electrical Engineering+13 more

Altieri Sebor Wieber, LLC

Wilton, CT

Making Bold Visions Work

WebsitePhone2 offices5 projects1 leaders2 credentialsUpdated Jun 2026

Project: David Rockefeller Creative Arts Center

Service: MEPF EngineeringService: Mechanical EngineeringService: Building Automation and Energy ManagementIndustry: Arts & CultureIndustry: EducationType: MEP+56 more

CDM Smith

Boston, MA

CDM Smith is an engineering, construction, and environmental consulting firm headquartered in Boston, Massachusetts, with over 7,000 colleagues and 120+ offices worldwide. With 79 years of impact (founded circa 1947 as Camp, Dresser & McKee), it delivers engineering, construction, and environmental services spanning water and wastewater infrastructure, environmental remediation, transportation, energy, and federal and commercial facilities. CDM Smith's practices include drinking water, conveyance, wastewater, stormwater, environmental emerging contaminants, geotechnical and tunnels, MEP and fire protection, architecture, automation, transportation, energy, and climate resilience. It operates Trinnex, a wholly-owned software subsidiary offering the dataCAST SaaS platform and advanced analytics for environmental and infrastructure data management.

Website1 office6 projectsFounded 1947Size Estimate: 7,000 employeesUpdated Jun 2026

Project: PFAS Data to Decisions - U.S. Air Force (Dover AFB)

Service: Water and Wastewater EngineeringService: Drinking WaterService: ConveyanceIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+30 more

FMG, Inc.

Rapid City, SD

Civil, Geotechnical, Surveying, Testing, Environmental

WebsitePhone1 office9 leaders1 credentialsFounded 1894Updated Jun 2026

Service detail: Civil Infrastructure

Service: Civil InfrastructureService: Municipal InfrastructureService: Water Resources and StormwaterIndustry: GovernmentIndustry: FederalType: Civil Engineering+36 more

Frontier Surveying Co.

Corpus Christi, TX

Oil and gas land surveying experts since 1979.

WebsitePhone1 office12 credentialsFounded 1979Updated Jun 2026

Service detail: Oil and Gas Surveying

Service: Oil and Gas SurveyingService: Proposed well location and pad stakingService: Boundary and surface ownership surveysIndustry: Oil & GasIndustry: TransportationType: Land Surveying+46 more

Fuss & O'Neill

Solve better. Go further.

Website6 projects4 leadersSize Estimate: 430+ employeesUpdated Jun 2026

Project: Walker Farm Recreation and Resilience Improvement Project

Service: Civil EngineeringService: Architectural CollaborationService: Building Adaptive ReuseIndustry: EducationIndustry: GovernmentType: Civil Engineering+88 more

Isaiah Engineering, Inc.

Mobile, AL

Building the Future

WebsitePhone1 officeFounded 2003Size Estimate: 1-25 employeesUpdated Jun 2026

Service detail: Construction Management

Service: Construction ManagementService: Construction Cost Estimating and Cost ControlService: Project Planning and SchedulingIndustry: FederalIndustry: GovernmentType: Automation & Controls+58 more

Jones Petrie Rafinski

South Bend, IN

Your Single Source

WebsitePhone2 offices5 projects1 leadersUpdated Jun 2026

Project: UPMC Park Renovations

Service: ArchitectureService: Municipal BuildingsService: Institutional FacilitiesIndustry: GovernmentIndustry: EducationType: Architecture & Engineering+55 more

LB Electric Co., LLC

Cedar Grove, NJ

The Best Electrical Contractor In New York & New Jersey

WebsitePhone3 offices10 projects1 leaders21 credentialsFounded 1999

Project: Culver Line Project - Contract S-4009

Service: Electrical InstallationService: Power System InstallationService: Traction Power SystemsIndustry: TransitIndustry: TransportationType: Electrical Engineering+31 more

NextGov Solutions

Tacoma, WA

Engineering and management consulting

Website1 office1 projects1 leadersUpdated Jun 2026

Project: Safe Streets for All Action Plan

Service: Civil Engineering & Infrastructure SupportService: Utility InfrastructureService: Transportation InfrastructureIndustry: GovernmentIndustry: UtilitiesType: Civil Engineering+25 more

Performance Engineering

Billings, MT

Breaking New Ground in Engineering Excellence

WebsitePhone1 office6 projects5 leaders3 credentialsUpdated Jun 2026

Project: Intermountain Health - West End Campus

Service: Civil EngineeringService: Site Development DesignService: Infrastructure DesignIndustry: GovernmentIndustry: Water ResourcesType: Civil Engineering+20 more

Pioneer Engineering & Environmental Services, LLC

Chicago, IL

Results you can build on.

Website1 office9 projects1 credentialsFounded 1989Size Estimate: 10-75 employeesUpdated Jun 2026

Project: Phase I ESA & Compliance Audit at an Active Metal Forging Plant

Service: Site AssessmentService: Phase I Environmental Site AssessmentsService: Phase II Environmental Site AssessmentsIndustry: Financial ServicesIndustry: Land DevelopmentType: Environmental Engineering+31 more

Pioneer Technical Services, Inc.

Butte, MT

Forging a bright and sustainable future together.

WebsitePhone1 office6 projects3 leaders10 credentialsFounded 1992

Project: Prickly Pear Creek Realignment Project

Service: EnvironmentalService: Site Assessment and InvestigationService: Remediation Design and Construction ManagementIndustry: Environmental & RemediationIndustry: MiningType: Environmental Engineering+43 more

RLC Engineering, PLLC

Hallowell, ME

Empowering Energy Solutions for the Future...Today

WebsitePhone3 offices5 leadersFounded 2006Updated Jun 2026

Service detail: Power System Studies

Service: Power System StudiesService: Distribution System StudiesService: Transmission System StudiesIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Power & Utility Engineering+27 more

Solar Energy Fields, Inc.

Upland, CA

To maximize project performance by working in harmony with development teams and the environment.

WebsitePhone1 office1 leadersFounded 2008Updated Jun 2026

Service detail: Solar Energy Project Development

Service: Solar Energy Project DevelopmentService: Development Design and Management ServicesService: Civil Infrastructure DesignIndustry: SolarIndustry: Power GenerationType: Civil Engineering+3 more

TerraFlux Solutions, L.L.C.

Lees Summit, MO

Energy, advisory, and sustainability consulting leveraging experience throughout the value chain

WebsitePhone1 officeUpdated Jun 2026

Service detail: Strategic Planning and Advisory

Service: Strategic Planning and AdvisoryService: Techno-Economic AnalysisService: Feasibility StudiesIndustry: Power GenerationIndustry: SolarType: EPC+25 more

Venture Engineering

Conway, SC

Full-service civil, structural, and environmental engineering

WebsitePhone1 office1 projects1 leadersFounded 1990Updated Jun 2026

Project: Nichols Volunteer Fire Department Recovery Support

Service: Civil EngineeringService: Land and Site PlanningService: Grading and Drainage DesignIndustry: CommercialIndustry: ResidentialType: Civil Engineering+26 more

Wassel Corporation

El Segundo, CA

We turn challenges into opportunities.

WebsitePhone1 office1 leadersFounded 2013Updated Jun 2026

Service detail: Military Training & Simulation

Service: Military Training & SimulationService: Combat Training Center Instrumentation SystemsService: Force-On-Force Tactical TrainingIndustry: HealthcareIndustry: Public SafetyType: Defense Engineering+31 more