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.

Filters1

A. N. Watt Consulting Engineers, LLC

Orange Park, FL

Expertise You Can Trust

WebsitePhone1 office1 leaders6 credentials1 publicationsFounded 2015

Service detail: Mechanical, Plumbing & Fire Protection Engineering

Service: Mechanical, Plumbing & Fire Protection EngineeringService: HVAC system designService: Plumbing system designIndustry: DefenseIndustry: Intelligence & National SecurityType: Fire Protection Engineering+26 more

ACC & Engineering

Anaheim, CA

Plans Design | Calculation Reports | Prime G.C.

Website1 office6 projects6 credentialsUpdated Jun 2026

Project: Saddleback College Quad Access Road

Service: Engineering Plans DesignService: Architectural Plans DesignService: Civil Engineering DesignIndustry: EducationIndustry: GovernmentType: Civil Engineering+30 more

ADV-SOC, Inc.

San Diego, CA

Mission-Driven.

WebsitePhone1 office9 projects2 leadersFounded 2012Updated Jun 2026

Project: Naval Air Station North Island Soil Investigation

Service: Environmental ServicesService: Phase I and Phase II Environmental Site AssessmentsService: Underground Storage Tank Assessment and ClosureIndustry: FederalIndustry: DefenseType: Architecture & Engineering+39 more

ARPE Engineering, LLC

Coral Gables, FL

Trusted Expertise in Mechanical, Electrical and Plumbing Engineering Design

WebsitePhone1 office10 projects1 credentialsFounded 2004Updated Jun 2026

Project: Glasshaus In The Grove

Service: Electrical Engineering ServicesService: Lighting DesignService: Power Distribution & Utility CoordinationIndustry: ResidentialIndustry: Multifamily ResidentialType: MEP+31 more

Airflow Sciences Corporation

Livonia, MI

Engineered CFD Solutions

WebsitePhone1 officeFounded 1975Updated Jun 2026

Service detail: Computational Fluid Dynamics (CFD) Modeling

Service: Computational Fluid Dynamics (CFD) ModelingService: Combustion ModelingService: Dispersion ModelingIndustry: Emissions ControlIndustry: Power GenerationType: Mechanical Engineering+53 more

Amodu Engineering Solutions, LLC

St. Louis, MO

Building Relationships through Affordable Engineering Excellence

WebsitePhone1 office1 leaders17 credentialsFounded 2007Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC Load Calculation ServicesService: Energy Modeling and AnalysisIndustry: HealthcareIndustry: EducationType: MEP+27 more

Annex Engineering Group

Columbus, OH

Founded in 2017, Annex Engineering Group is a service-oriented MEP and fire protection engineering firm based in Columbus, Ohio. Annex offers mechanical, electrical, plumbing, and fire protection coordination engineering for projects ranging from office remodels, multi-family residential, and restaurants to manufacturing/industrial facilities and historical renovations. Licensed in 49 states and Washington D.C., Annex serves as the prototype engineer for several national clients, establishing design standards that reduce construction costs and timelines while increasing consistency and quality.

WebsitePhone1 officeFounded 2017Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC System DesignService: Central Plant SystemsIndustry: CommercialIndustry: RetailType: MEP+31 more

Arete Technologies Llc

Austin, TX

Turn Your Vision into a Reality

WebsitePhone1 office4 projects11 leadersUpdated Jun 2026

Project: Microelectronics Research Center Cleanroom Buildout & Expansion

Service: MEP EngineeringService: General HVACService: Makeup AirIndustry: CommercialIndustry: EducationType: MEP+18 more

Axiom Engineering Group

Missoula, MT

Dream Bigger, Build Better

WebsitePhone4 offices5 projects1 credentialsFounded 2004Size Estimate: 11-50 employees

Project: Simms Fishing Corporate Headquarters

Service: Structural EngineeringService: Structural Designing, Planning & DraftingService: Industrial Structures Design & AnalysisIndustry: CommercialIndustry: ResidentialType: Structural Engineering+60 more

Bay Engineering, Inc.

Sturgeon Bay, WI

Integrity in Every Design, Solutions for Every Challenge: Your Trusted Marine Engineering Partner.

WebsitePhone1 office1 projects8 leadersFounded 1996Updated Jun 2026

Project: First Great Lakes Bulk Freighter in Nearly Four Decades

Service: Naval ArchitectureService: Stability Analysis & SurveysService: Weight Engineering & Tank PlansIndustry: MarineIndustry: CommercialType: Marine Engineering+26 more

CSI Engineering

Portsmouth, NH

CSI Engineering is an MEP/FP engineering design practice based in Portsmouth, New Hampshire. Founded in 1996, CSI Engineering began by supporting general and mechanical contractors with coordination drawings, as-built drawings, and design-build projects. In 2007, CSI Engineering expanded into full MEP/FP engineering services for architects, contractors, developers, municipalities, and the military. The three principal engineers are involved directly in every project, bringing construction-background perspective to building systems design. CSI Engineering's primary service area is New England, with completed projects extending to other US states and internationally.

WebsitePhone1 office3 leadersFounded 1996Updated Jun 2026

Service detail: HVAC Design

Service: HVAC DesignService: New construction systemsService: Existing system renovationsIndustry: EducationIndustry: HealthcareType: MEP+27 more

Campbell Spellicy Engineering

Gainesville, FL

Full-service mechanical, electrical, and plumbing engineering for commercial, educational, and municipal projects across Florida.

WebsitePhone2 offices3 projects3 leaders2 credentialsFounded 2001

Project: Queen of Peace MEP Design

Service: Mechanical DesignService: HVAC & Chilled Water SystemsService: Building AutomationIndustry: CommercialIndustry: EducationType: MEP+11 more

Cape Design Engineering Co.

Melbourne, FL

From design to delivery, we're committed to your success.

WebsitePhone1 office2 projects2 leaders1 credentialsFounded 1997

Project: Health Sciences Building - Eastern Florida State College

Service: ConstructionService: Pre-ConstructionService: Construction AdministrationIndustry: AviationIndustry: CommercialType: Aerospace Engineering+32 more

Charlie Rick Engineering LLC

Abita Springs, LA

If You Can Dream It, We Can Create It.

WebsitePhone1 office2 leadersFounded 2002Size Estimate: 11-50 employeesUpdated Jun 2026

Service detail: Construction Services

Service: Construction ServicesService: Residential Construction and RemodelsService: Design-Build ProjectsIndustry: CommercialIndustry: ResidentialType: Design-Build+28 more

Chow Engineering, Inc.

Oakland, CA

Providing Engineering, Construction, and PM Services to Private and Public Entities

Website1 office4 projects5 leaders1 credentialsFounded 1991Size Estimate: 10-50 employees

Project: AC Transit On-Call Engineering and Facilities Support

Service: Design-Build Facilities EngineeringService: Industrial Processing SystemsService: Facility RefurbishmentIndustry: Environmental & RemediationIndustry: GovernmentType: Civil Engineering+25 more

Claitman Engineering Associates, Inc

Pittsburgh, PA

Claitman Engineering Associates is a full-service MEP engineering firm established in 1965, providing mechanical, plumbing, fire protection, and electrical engineering services throughout Pennsylvania, Ohio, Maryland, West Virginia, and Virginia. With more than 50 years of experience, the team delivers solutions across a wide range of building markets including healthcare, education, corporate, retail, manufacturing, and hospitality.

WebsitePhone1 officeFounded 1965Updated Jun 2026

Service detail: HVAC Design

Service: HVAC DesignService: Central chiller and boiler plantsService: General space HVAC and ventilation systemsIndustry: HealthcareIndustry: EducationType: MEP+27 more

Compass Rose Consultants LLC

Arlington, VA

Charting True North in Engineering

WebsitePhone1 office1 leaders1 credentialsSize Estimate: 1-4 employeesUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: HVAC DesignService: Plumbing System DesignIndustry: FederalIndustry: GovernmentType: Mechanical Engineering+28 more

Consolidated Environmental Engineering, LLC

Melbourne, FL

Land - Air - Water Consultants

WebsitePhone2 offices1 leaders2 credentialsFounded 1996Updated Jun 2026

Service detail: Environmental Sciences

Service: Environmental SciencesService: Environmental Site AssessmentsService: Habitat and Wildlife SurveysIndustry: Environmental & RemediationIndustry: Waste ManagementType: Environmental Engineering+28 more

Crenshaw Consulting Engineers, Inc.

Raleigh, NC

Committed to Customer Satisfaction through Quality Engineering

WebsitePhone2 offices1 projects1 leadersFounded 1995Size Estimate: 44 employees

Project: The Eastern (North Hills Tower IV)

Service: Mechanical, Electrical & Plumbing EngineeringService: Mechanical DesignService: Heating, cooling, and ventilation systemsIndustry: CommercialIndustry: RetailType: MEP+66 more

Dell Consulting, LLC

Pensacola, FL

Cost-effective, efficient, and flexible mechanical and electrical engineering solutions.

WebsitePhone2 offices2 credentialsUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Mechanical Design for RenovationsService: New Construction EngineeringIndustry: GovernmentIndustry: FederalType: MEP+6 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

EAS Engineering, LLC

Renton, WA

Safe, Sustainable & Trusted Solutions

WebsitePhone1 office1 leaders2 credentialsSize Estimate: 1-10 employeesUpdated Jun 2026

Service detail: General Engineering Support

Service: General Engineering SupportService: Owner Technical Representation and SupportService: QA/QC SupportIndustry: CommercialIndustry: EducationType: Mechanical Engineering+43 more

Element 29 LLC

Tampa, FL

Multidisciplinary engineering for industrial, energy, and mission-critical systems.

WebsitePhone1 office19 projects1 leaders2 credentialsUpdated Jun 2026

Project: 20.5 MGD Reverse Osmosis System

Service: Process and Chemical EngineeringService: Process flow diagrams and P&IDsService: Mass and energy balancesIndustry: IndustrialIndustry: ManufacturingType: Process Engineering+108 more

Engineers Plus, P.C.

Richmond, VA

Engineers Plus, P.C. is a Richmond, Virginia MEP consulting engineering firm founded in 1998. Specializing in mechanical, electrical, and plumbing design, it serves commercial, institutional, healthcare, manufacturing, laboratory, and pharmaceutical clients. Engineers Plus has deep expertise in critical environments, cleanrooms, laboratory systems, and phased renovation projects.

WebsitePhone1 office4 leadersFounded 1998Updated Jun 2026

Service detail: Mechanical Design

Service: Mechanical DesignService: Variable volume air and water distribution systemsService: Laboratory fume hood systemsIndustry: CommercialIndustry: HealthcareType: MEP+32 more