Public engineering firm directory

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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

ArcSine Engineering

Redding, CA

The Expert's Expert.

WebsitePhone2 offices4 projects3 credentialsFounded 1978Size Estimate: 25-50 employees

Project: Town of Windsor SCADA System

Service: Electrical EngineeringService: Lighting Design and ModelingService: Power System StudiesIndustry: WastewaterIndustry: Water SupplyType: Automation & Controls+33 more

Argo Performance, Ltd.

San Diego, CA

Smart People Creating Smart Buildings

WebsitePhone1 office7 projects2 leaders4 credentialsUpdated Jun 2026

Project: Gilead Sciences Building 800 Reef TI GMP Plant

Service: Building CommissioningService: Whole Building CommissioningService: RetrocommissioningIndustry: CommercialIndustry: Life SciencesType: Automation & Controls+30 more

Automation Control Service LLC

Pensacola, FL

Control System Integrator specializing in Automation & Information Systems

WebsitePhone1 office8 credentialsFounded 2003Updated Jun 2026

Service detail: Municipal & Industrial Automation

Service: Municipal & Industrial AutomationService: PLC & HMI ProgrammingService: SCADA & DCS IntegrationIndustry: GovernmentIndustry: IndustrialType: Automation & Controls+23 more

BCS Allegient

Arlington, VA

Services and Solutions Optimized for Mission Success

WebsitePhone3 offices5 projects14 leaders3 credentialsFounded 2024

Project: U.S. Army Office of Energy Initiatives (OEI) Project Support

Service: Research Portfolio Execution and IntegrationService: Science & Engineering StudiesService: Energy Audits & BenchmarkingIndustry: GovernmentIndustry: FederalType: Defense Engineering+59 more

C&I Engineering, LLC

Goodyear, AZ

Solutions That Fit

WebsitePhone1 office4 projectsFounded 1999Updated Jun 2026

Project: Engineering Services at Energy Northwest

Service: Engineering ServicesService: Electrical EngineeringService: Mechanical EngineeringIndustry: NuclearIndustry: Power GenerationType: Automation & Controls+22 more

CJSeto Support Services, LLC

Ventura, CA

CJSeto Support Services, LLC is an environmental compliance, safety, information technology, logistics, and workforce training firm headquartered in Ventura, California. Founded in 1999, CJSeto holds ISO 9001:2015 certification and serves federal agencies, educational institutions, healthcare providers, and commercial clients. Its environmental practice covers hazardous waste management, EPA and RCRA compliance, NEPA documentation, spill prevention planning, environmental monitoring and remediation, and asbestos and lead monitoring. Its safety and industrial hygiene practice encompasses OSHA compliance audits, indoor air quality testing, chemical inventory management, respiratory protection, and hazard assessments. Additional service areas include IT infrastructure, cybersecurity and information assurance, logistics and inventory management, and professional training including HAZWOPER, OSHA, and EPA compliance courses. Federal clients include the U.S. Navy, Department of Homeland Security, NASA, and the Veterans Administration.

WebsitePhone1 office1 credentialsFounded 1999Updated Jun 2026

Service detail: Environmental Compliance

Service: Environmental ComplianceService: Hazardous Waste ManagementService: Environmental Monitoring and SamplingIndustry: FederalIndustry: DefenseType: Environmental Engineering+22 more

CLP Engineering

Denver, CO

Planning and design with O&M in mind

WebsitePhone1 office8 projects11 leaders1 credentialsUpdated Jun 2026

Project: APG Electrical Distribution System Infrastructure Upgrade

Service: MicrogridsService: Microgrid Systems IntegrationService: Planning and Energy AnalysisIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Power & Utility Engineering+38 more

ConsuNova, Inc.

San Diego, CA

Avionics Certification and Aerospace Engineering Solutions

WebsitePhone3 offices2 credentialsUpdated Jun 2026

Service detail: Avionics Gap Analysis

Service: Avionics Gap AnalysisService: Avionics Certification ServicesService: eVTOL CertificationIndustry: AerospaceIndustry: AviationType: Aerospace Engineering+13 more

Data Science & Engineering Experts LLC

Atlanta, GA

AI That Ships. Not AI Theater.

WebsitePhone1 office1 credentialsFounded 2020Updated Jun 2026

Service detail: Artificial Intelligence and Machine Learning

Service: Artificial Intelligence and Machine LearningService: AI Adoption SprintService: AI Strategy and ImplementationIndustry: FederalIndustry: Financial ServicesType: Software Engineering+26 more

FSi Engineers

Seattle, WA

Engineers who are great communicators.

WebsitePhone3 offices8 projects5 leaders10 credentialsFounded 1985

Project: Mukilteo Ferry Terminal

Service: Mechanical EngineeringService: HVAC and control designService: Industrial ventilation systemsIndustry: EducationIndustry: IndustrialType: MEP+59 more

JHNA Technology Security

Newport News, VA

Digitally Engineering the Warfighter's Future

Website1 officeUpdated Jun 2026

Service detail: Technology and Program Security

Service: Technology and Program SecurityService: Technology and Program ProtectionService: System Security EngineeringIndustry: GovernmentIndustry: FederalType: Defense Engineering+17 more

LR3 Solutions, LLC

Alexandria, VA

Reliable, Resourceful, Results-Driven

WebsitePhone1 office3 projects4 leaders9 credentialsSize Estimate: 2-10 employees

Project: Utility Privatization and Infrastructure Conveyance Support

Service: Technical AnalysisService: Utility System Risk AssessmentService: On-Site Facility InspectionsIndustry: FederalIndustry: GovernmentType: Power & Utility Engineering+20 more

Morris Allen & Associates, Inc.

Tallahassee, FL

Where Solutions Are Found

WebsitePhone1 office14 projects1 leaders2 credentialsFounded 2003

Project: US Army Contracting Command Engineering Support Services

Service: Civil Engineering & Construction InspectionService: Resident Project Representative (RPR) and Threshold InspectionService: Roadway, Airport, and Facility Construction InspectionIndustry: AirportsIndustry: AviationType: Civil Engineering+35 more

North Wind Group

Idaho Falls, ID

Business leader in environmental, engineering, mission support, and construction.

WebsitePhone1 office4 projects1 leadersFounded 1997Updated Jun 2026

Project: Moab Uranium Mill Tailings Remedial Action (UMTRA) Site

Service: Environmental ServicesService: Abandoned Mine Lands (AML) ReclamationService: Cultural Resource ServicesIndustry: GovernmentIndustry: FederalType: Environmental Engineering+40 more

Portland Engineering, Inc.

Portland, OR

Precision. Excellence. Innovation.

WebsitePhone1 office6 projects7 credentialsFounded 1992Size Estimate: 10-50 employees

Project: Modernizing a Water Utility's Control Systems for Expanded Capacity

Service: Control System Engineering & IntegrationService: PLC/HMI programmingService: SCADA development & virtualizationIndustry: UtilitiesIndustry: Water SupplyType: Automation & Controls+39 more

RMA Engineering, LLC

Concordia, KS

Engineering services virtually everywhere

WebsitePhone3 offices6 leadersFounded 2008Updated Jun 2026

Service detail: Civil Engineering

Service: Civil EngineeringService: Municipal Streets and County RoadsService: Bridge Design and MaintenanceIndustry: InfrastructureIndustry: Electric UtilitiesType: Civil Engineering+26 more

SETTY

Fairfax, VA

Deliver High Performing Complex Buildings

WebsitePhone10 offices8 projectsFounded 1984Size Estimate: 100-250 employeesUpdated Jun 2026

Project: DCPS: COVID Retrofits / Emergency Indoor Air Quality Retrofits

Service: MEP/FP EngineeringService: Mechanical EngineeringService: GeothermalIndustry: HealthcareIndustry: LaboratoriesType: Automation & Controls+47 more