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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Aldrich + Elliott, PC

Essex Junction, VT

Innovative Water Resource Engineering

WebsitePhone1 office5 projects4 leaders11 credentialsFounded 1995

Project: Municipal Sequential Batch Reactor Wastewater Treatment Process

Service: Drinking Water SystemsService: System assessmentsService: Hydraulic modelingIndustry: Water SupplyIndustry: WastewaterType: Water / Wastewater Engineering+23 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

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

CTI Engineers

Chattanooga, TN

Using Nature's Wisdom for Engineering Innovation in Municipal & Private Infrastructure

Website5 offices5 projects5 leadersFounded 1991Size Estimate: 50+ employeesUpdated Jun 2026

Project: Moccasin Bend WWTP Improvements

Service: Wastewater TreatmentService: Conventional & Advanced Wastewater TreatmentService: Membrane Wastewater TreatmentIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+23 more

Camp Engineering Corporation

Competent, integrated, practical design solutions tailored to your project needs.

Website1 leadersUpdated Jun 2026

Service detail: Electrical Engineering & Design

Service: Electrical Engineering & DesignService: Power Distribution DesignService: Lighting & Grounding DesignIndustry: Water SupplyIndustry: WastewaterType: Electrical Engineering+22 more

Control Engineers

Boise, ID

Industrial Electrical and Control Systems Engineering

WebsitePhone1 office7 projects5 credentialsFounded 2000Updated Jun 2026

Project: Surface Water Treatment Plant & Citywide Distribution Design

Service: Electrical EngineeringService: Power Distribution DesignService: Instrumentation & ControlsIndustry: Water SupplyIndustry: WastewaterType: Electrical Engineering+17 more

Design Tree

Alexandria, MN

Our Roots. Your Growth.

WebsitePhone1 office14 projects9 leadersUpdated Jun 2026

Project: Rogers Indoor Turf Facility / HealthPartners Fieldhouse

Service: Civil EngineeringService: Applications for funding agenciesService: Site layout and grading designIndustry: EducationIndustry: GovernmentType: Civil Engineering+53 more

Howard Engineering, Inc.

Marietta, SC

Professional Electrical & Control Systems Consultants

WebsitePhone2 offices4 projects3 credentialsFounded 1995Updated Jun 2026

Project: Columbia Canal Water Treatment Plant

Service: Electrical EngineeringService: Power and Distribution System DesignService: Standby Power SystemsIndustry: Water SupplyIndustry: WastewaterType: Electrical Engineering+18 more

J-U-B ENGINEERS, Inc.

Helping Each Other Create Better Communities

WebsiteFounded 1954Updated Jun 2026

Service detail: Aviation Engineering & Planning

Service: Aviation Engineering & PlanningService: Airport Planning and DesignService: Airfield and Runway Design, Construction, and MaintenanceIndustry: AirportsIndustry: Highways & RoadsType: Aviation Engineering+43 more

Oliver Little Gipson Engineering Inc

Tullahoma, TN

Full Service Mechanical, Electrical & Plumbing Engineering

WebsitePhone2 offices5 projects3 leadersFounded 1995Size Estimate: 30 employees

Project: Lincoln County Jail

Service: Mechanical & Plumbing EngineeringService: HVAC & Temperature ControlService: Plumbing & PipingIndustry: IndustrialIndustry: ManufacturingType: MEP+22 more

Planet Defense LLC

Fairfax, VA

Digital transformation, cybersecurity, and smart city solutions for government and commercial clients worldwide.

WebsitePhone1 office4 projects1 leadersUpdated Jun 2026

Project: Virginia Smart Community Testbed

Service: CybersecurityService: Risk and Vulnerability AssessmentsService: Industrial Control Systems SecurityIndustry: FederalIndustry: GovernmentType: Software Engineering+67 more

SCS Engineers

Long Beach, CA

At the forefront of sustainable environmental solutions for over 56 years.

WebsitePhone2 offices9 projects3 leaders16 credentials6 publications

Project: Casa Ramona Remediation

Service: Solid Waste ManagementService: Landfill Permitting and EngineeringService: Materials Recovery Facility OptimizationIndustry: Waste ManagementIndustry: GovernmentType: Environmental Engineering+44 more

Shrader Consultants LLC

Houston, TX

Over two decades of experience in power, instrumentation, and automation for regional water infrastructure

Website1 office3 publicationsFounded 2020Updated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power Distribution DesignService: Medium Voltage Switchgear EngineeringIndustry: Water SupplyIndustry: WastewaterType: Electrical Engineering+44 more

The Engineering Partners Inc

San Diego, CA

Engineering a Better World

WebsitePhone2 offices2 projects9 leadersFounded 1985Size Estimate: 150+ employees

Project: City of San Diego Block 4Y Dry Utilities Undergrounding

Service: Electric Distribution Engineering & DesignService: Electric System ReliabilityService: New Business & Development SupportIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+35 more

Water & Earth Technologies, Inc.

Severance, CO

Achieving Your Goals Through Innovation & Technology

WebsitePhone3 offices2 credentialsFounded 1997Updated Jun 2026

Service detail: Water Resource Engineering

Service: Water Resource EngineeringService: Hydrology and HydraulicsService: Erosion and Sediment ControlIndustry: Water ResourcesIndustry: Water SupplyType: Water / Wastewater Engineering+34 more

Wright Engineering Corporation

Chandler, AZ

The Standard in Outdoor Lighting and Electrical Engineering Design

WebsitePhone1 office7 projects6 leaders23 credentialsFounded 1984

Project: ASU Electric Vehicle Charging Stations

Service: Street LightingService: Public and Private DesignService: Municipal CIPIndustry: GovernmentIndustry: Multifamily ResidentialType: Electrical Engineering+95 more