Public engineering firm directory

Find engineering consulting firms by capability and location.

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3D Design & Engineering

Houston, TX

Innovation, Integrity & Quality - All of your A&E, Surveying and Utility Locating needs under one roof.

WebsitePhone1 office4 projects2 leaders3 credentialsUpdated Jun 2026

Project: Superbowl LI Cellular Network Modifications

Service: A&E ServicesService: Site Feasibility StudiesService: Erosion and Sediment Control PlanningIndustry: Oil & GasIndustry: TelecommunicationsType: Architecture & Engineering+30 more

Asei Engineering Inc

Phoenix, AZ

More than engineering

WebsitePhone2 offices11 leadersUpdated Jun 2026
Service: MechanicalService: PlumbingService: ElectricalIndustry: CommercialIndustry: RetailType: MEP+8 more

Cobb, Fendley & Associates, Inc.

Houston, TX

Progress Made Possible

WebsitePhone4 offices7 projects18 leaders7 credentialsFounded 1980

Project: Sam Bass Road Widening Project

Service: Construction ManagementService: Provides OversightService: AdministrativeIndustry: Land DevelopmentIndustry: EducationType: Civil Engineering+64 more

Cosentini Associates

New York, NY

Future-focused, cost-effective engineering solutions for building systems.

WebsitePhone12 offices6 projects16 leaders4 credentialsFounded 1952

Project: The Solaire

Service: MEP EngineeringService: Mechanical/HVAC EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: Mixed-UseType: MEP+24 more

D'Leon Consulting Engineers Corporation

Long Beach, CA

DLCE Is Driving Change for Our Communities

Website3 offices12 projects6 leadersFounded 1987Updated Jun 2026

Project: SMForward at Sacramento International Airport

Service: Civil EngineeringService: Civil DesignService: Environmental PlanningIndustry: AviationIndustry: TransitType: Civil Engineering+12 more

Dreiym Engineering

Houston, TX

Electrical, Corrosion, and Forensic Engineering

WebsitePhone1 office3 leaders3 credentialsFounded 2014Size Estimate: 1-9 employees

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power System StudiesService: Electrical Design & ComplianceIndustry: UtilitiesIndustry: TelecommunicationsType: Electrical Engineering+21 more

Ferguson Consulting, Inc.

Houston, TX

Specialty Engineering Services - From Conception through Construction Completion

Website1 office3 projectsUpdated Jun 2026

Project: Runway 17R/35L Rehabilitation - DFW International Airport

Service: Telecommunication DesignService: Security System DesignService: Aviation Electrical DesignIndustry: AviationIndustry: AirportsType: Electrical Engineering+4 more

Henderson Engineers

Lenexa, KS

Henderson Engineers is a national building systems engineering design and facility consulting firm headquartered in Lenexa, Kansas, with 15 offices across the United States. Its team of more than 1,000 engineers provides mechanical, electrical, plumbing, fire and life safety, refrigeration, telecommunications, security, acoustics, and commissioning services for retail, healthcare, commercial, grocery and distribution, sports venue, and data center markets.

Website15 offices4 leaders2 credentials2 publicationsSize Estimate: 1,000 employeesUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC SystemsService: Air DistributionIndustry: CommercialIndustry: RetailType: MEP+29 more

Iconic Consulting Group

Dallas, TX

Excellence. Every Client. Every Time.

WebsitePhone4 offices7 projectsUpdated Jun 2026

Project: DART/DFW Airport Irving/DFW Corridor

Service: Transportation EngineeringService: Highways and TollwaysService: Intersection ImprovementsIndustry: TransitIndustry: AirportsType: Civil Engineering+25 more

Intuitive Machines

Houston, TX

The Space Infrastructure Company

Website1 officeSize Estimate: 100-500 employeesUpdated Jun 2026

Service detail: Spacecraft and Space Systems (Build)

Service: Spacecraft and Space Systems (Build)Service: IM-300 series spacecraftService: IM-500 series spacecraftIndustry: SpaceIndustry: AerospaceType: Aerospace Engineering+7 more

LJA Engineering, Inc.

Houston, TX

Client Focused.

WebsitePhone5 officesFounded 1972Updated Jun 2026

Service detail: Land Development

Service: Land DevelopmentService: Residential Land DevelopmentService: Special Financing District ServicesIndustry: Land DevelopmentIndustry: InfrastructureType: Civil Engineering+68 more

LJA Program Management LLC

Houston, TX

. Client Focused.

WebsitePhone5 offices3 projects5 credentialsFounded 1972Updated Jun 2026

Project: Ranew's E-Coat Masterplan

Service: Aviation ServicesService: Civil EngineeringService: Public Infrastructure and WorksIndustry: GovernmentIndustry: Land DevelopmentType: Civil Engineering+75 more

Maxson Engineering

Littleton, CO

Multi-disciplinary systems engineering and design practice

WebsitePhone4 offices1 projects4 leadersFounded 2013Updated Jun 2026

Project: Dream Chaser

Service: Mechanical EngineeringService: HVAC and Building AutomationService: Central Chiller and Boiler PlantsIndustry: Research FacilitiesIndustry: IndustrialType: Mechanical Engineering+40 more

PGA Engineers, Inc.

Houston, TX

Critical Infrastructure - Consulting, Design, Engineering and Project Management

Website1 office8 projects2 leaders7 credentialsFounded 2010Updated Jun 2026

Project: Fort Bend County Information Technology Building and Data Center

Service: Electrical EngineeringService: Energy Conservation and Sustainable EnergyService: Emergency Power SystemsIndustry: InfrastructureIndustry: BridgesType: Electrical Engineering+39 more

SAM, LLC

Chesterfield, MO

Professional Services that Power Decisions

Website4 offices8 projects1 leaders9 credentialsUpdated Jun 2026

Project: TxDOT El Paso District Border Highway East Study

Service: Land SurveyingService: ALTA and Boundary SurveysService: Right-of-Way and EasementsIndustry: Electric UtilitiesIndustry: Renewable EnergyType: Land Surveying+45 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

TLC Engineering, Inc.

Houston, TX

TLC Engineering, Inc. is a Houston-based practice providing multi-disciplinary engineering, environmental planning, construction management, and disaster recovery services. Established in 1994, it serves public, private, and municipal clients across Texas, the Gulf Coast, and national markets. It delivers turnkey services from conceptual design through facilities commissioning, with deep experience in infrastructure projects, pipeline design, and FEMA disaster recovery assistance.

WebsitePhone6 offices10 projects9 leadersFounded 1994Size Estimate: 1-50 employees

Project: Hurricane Harvey - City of La Marque Recovery

Service: EngineeringService: Structural Seismic Analysis and DesignService: Architectural Engineering and PlanningIndustry: GovernmentIndustry: Oil & GasType: Architecture & Engineering+41 more