Public engineering firm directory

Find engineering consulting firms by capability and location.

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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

Astral Engineers P.C.

Rancho Cucamonga, CA

Professional Engineering Services - Mechanical, Electrical, Plumbing, Technology, Fire Protection

WebsitePhone2 offices11 projects3 leaders1 credentials1 publications

Project: Mohs & GI Procedure Room Renovation

Service: Mechanical EngineeringService: Air Handling Unit DesignService: Central Utility PlantsIndustry: HealthcareIndustry: FederalType: MEP+51 more

CMA Architects & Engineers LLC

Guaynabo, PR

Designing Today the Puerto Rico of Tomorrow

WebsitePhone1 office23 leadersUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Space ProgrammingService: Facilities Master PlanningIndustry: Affordable HousingIndustry: CommercialType: Architecture & Engineering+113 more

Coffman Engineers

Anchorage, AK

The Right Team Matters

WebsitePhone23 offices8 projectsFounded 1982Updated Jun 2026

Project: 100 MW Hydrogen Production Plant

Service: Civil EngineeringService: Bridge EngineeringService: Land SurveyingIndustry: CommercialIndustry: RetailType: Civil Engineering+59 more

IAQ Systems Inc

Warren, NJ

Green Engineering for the future

WebsitePhone3 offices1 projectsFounded 2007Updated Jun 2026

Project: 189 Bridge Street

Service: Mechanical EngineeringService: HVAC EngineeringService: Central Utilities EngineeringIndustry: CommercialIndustry: ResidentialType: MEP+24 more

ISOTEK Engineering Group

Riverside, CA

MEP, Structural & Energy Consultant

WebsitePhone5 offices16 projectsUpdated Jun 2026

Project: Academy of Math & Science - Baseline

Service: Civil EngineeringService: Site Development PlanningService: Infrastructure RehabilitationIndustry: CommercialIndustry: RetailType: Civil Engineering+39 more

Innovative Engineering Services, LLC

Wallingford, CT

A fully integrated engineering and design practice focused on innovation, sustainability, and excellence

WebsitePhone1 office17 projectsUpdated Jun 2026

Project: The Stamford Hospital

Service: Electrical EngineeringService: Power and Lighting SystemsService: Plumbing EngineeringIndustry: HealthcareIndustry: CommercialType: MEP+29 more

Johnson & Urban, LLC

Founded by partners Doug Johnson and John Urban, Johnson & Urban, LLC offers mechanical and electrical engineering consulting services to architects, owners, developers, design-build contractors, educational boards, and governmental agencies throughout the United States. The practice maintains a strong record of success in designing mechanical, electrical, plumbing, and fire protection systems for complex and high-tech environments. Its portfolio includes new construction, expansions, and renovations for hospitals, laboratories, data centers, universities, museums, multi-family residential projects, and historic landmark buildings.

Website1 leaders8 credentialsUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC DesignService: Building Energy ModelingIndustry: EducationIndustry: PharmaceuticalType: MEP+34 more

Live Oak Consultants LLC

North Charleston, SC

HDR | LOC provides full-service engineering and consulting from North Charleston, South Carolina. Disciplines span Civil, Structural, Mechanical, Electrical, Security, and Forensic Engineering, supported by project management and planning advisory services for clients in industrial, government, healthcare, commercial, and educational sectors.

WebsitePhone1 office22 projects1 leadersUpdated Jun 2026

Project: Solvay USA - Chemical Facility Security

Service: Civil EngineeringService: Site DevelopmentService: Utilities DesignIndustry: AutomotiveIndustry: CommercialType: Civil Engineering+39 more

RWB Consulting Engineers

Dallas, TX

Design Consultants for High-Performing Buildings

WebsitePhone2 offices5 projects6 credentials3 publicationsFounded 1986

Project: Eagle Mountain High School No. 4 - Sky Bridge

Service: Mechanical EngineeringService: HVAC System DesignService: Central Utility Plant DesignIndustry: CommercialIndustry: Data CentersType: MEP+43 more

ST Engineering, LLC

Tampa, FL

Engineering Excellence, Delivered with Integrity

WebsitePhone1 office2 leaders4 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC System Design & Equipment SelectionService: Energy Modeling & Load CalculationsIndustry: Multifamily ResidentialIndustry: ResidentialType: MEP+31 more

The Mannik & Smith Group, Inc.

Toledo, OH

Technical Skill. Creative Spirit.

Website3 offices8 projects4 leaders2 credentialsFounded 1955Size Estimate: 50-200 employees

Project: Waterfront Walkway Seawall

Service: Civil EngineeringService: Site DevelopmentService: Stormwater Management & Green InfrastructureIndustry: TransportationIndustry: GovernmentType: Civil Engineering+59 more

The Realtime Group

Plano, TX

World-class design and engineering for regulated industries.

WebsitePhone1 office6 projects8 leaders1 credentialsSize Estimate: 25-50 employees

Project: AirKor UltraEzAir

Service: Human Factors EngineeringService: Risk analysis and FMEAService: Formative evaluationsIndustry: Medical DevicesIndustry: Automation & ControlsType: Automation & Controls+66 more

WW Engineering, PLLC

New York, NY

Full-Service MEP/FP Engineering

Website1 office6 projectsUpdated Jun 2026

Project: Yahoo New York Office and Training Center

Service: Mechanical EngineeringService: Heating, Ventilation, and Air ConditioningService: Refrigeration PlantsIndustry: CommercialIndustry: ResidentialType: MEP+33 more