Public engineering firm directory

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Advanced Professional Engineering Consultants

Corona, CA

Built for real world project delivery

WebsitePhone1 office5 credentialsFounded 2005Updated Jun 2026

Service detail: Mechanical Engineering & HVAC Design

Service: Mechanical Engineering & HVAC DesignService: HVAC System Design and Air DistributionService: Cooling Systems and Chilled Water DesignIndustry: CommercialIndustry: RetailType: MEP+46 more

Advantage Engineering Associates, P.C.

Cranbury, NJ

Engineering design, construction support and construction inspection services for transportation infrastructure

WebsitePhone2 offices8 projects10 leadersFounded 2004Size Estimate: 70-249 employees

Project: Route 440 Ramp Over Route 35 Bridge Deck Replacement

Service: Transportation EngineeringService: Highway and Traffic EngineeringService: Intelligent Transportation Systems (ITS) EngineeringIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+26 more

Advantus Engineers

Pittsburgh, PA

Advantus Engineers is a Pittsburgh-based engineering consulting practice founded in 2004, specializing in building commissioning, sustainability consulting, MEP assessments, construction quality assurance, and environmental compliance. It serves public, institutional, and commercial clients across the Pittsburgh region. Over more than two decades, the practice has supported LEED certifications, water quality programs, and on-call MEP engineering for clients including the Pittsburgh Water and Sewer Authority and the David L. Lawrence Convention Center.

WebsitePhone1 office7 projects9 leaders3 credentialsFounded 2004

Project: Western Butler County Authority Administration Building

Service: Building CommissioningService: Design and Submittal AnalysisService: Controls and Checklist FormulationIndustry: GovernmentIndustry: CommercialType: MEP+40 more

Agarabi Engineering PLLC

New York, NY

Energy efficiency engineering and clean energy design for the built environment

WebsitePhone1 office3 projects2 leaders6 credentialsFounded 2014

Project: Domestic Hot Water and Pool Heating Systems Replacement Design

Service: MEP & Enclosure DesignService: Air-Source Heat Pump DesignService: Domestic Hot Water System DesignIndustry: Multifamily ResidentialIndustry: Affordable HousingType: Mechanical Engineering+30 more

Alares LLC

Sarasota, FL

Great experiences build great results

WebsitePhone2 offices4 projects1 leaders1 credentialsFounded 2007

Project: Hospital Campus Seismic Risk Assessments

Service: Architectural DesignService: Healthcare Facility DesignService: Commercial and Institutional ArchitectureIndustry: HealthcareIndustry: Life SciencesType: Architecture & Engineering+30 more

AlfaTech

Harmonizing Relationships, Sustainability and Innovation

Website10 projects13 leadersUpdated Jun 2026

Project: The Lucas Museum of Narrative Art

Service: MEP EngineeringService: Mechanical Engineering DesignService: Electrical Engineering DesignIndustry: CommercialIndustry: RetailType: MEP+65 more

Algebra AEC, LLC

Cleveland, OH

MEP & Sustainability Consulting

WebsitePhone1 office18 projects1 leadersFounded 2014Size Estimate: 5-30 employees

Project: Cleveland Clinic / CWRU - Health Education Campus

Service: MEP EngineeringService: HVAC EngineeringService: Plumbing EngineeringIndustry: HealthcareIndustry: EducationType: MEP+33 more

Allen + Shariff

Columbia, MD

Engineering Together

WebsitePhone7 offices3 projects9 leadersUpdated Jun 2026

Project: Wallops Mission Operations Command Center

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: CommercialIndustry: ResidentialType: MEP+34 more

Allen Consulting Inc.

Norman, OK

Partner with Leaders in MEP Engineering

WebsitePhone1 office6 projects3 leaders1 credentialsFounded 1979

Project: Francis Tuttle - New Danforth Campus

Service: Mechanical EngineeringService: HVAC DesignService: Central Plant DesignIndustry: EducationIndustry: HealthcareType: MEP+19 more

Allied Engineering Design Inc

New Milford, NJ

Design Solution for Everyone

WebsitePhone1 office1 leadersFounded 1993Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Commercial Structural DesignService: Industrial Structural DesignIndustry: CommercialIndustry: IndustrialType: Civil Engineering+20 more

Alter Engineers

Oakland, CA

Fostering healthy, comfortable, and energy-conscious spaces for the Oakland and Bay Area community.

WebsitePhone1 office4 projectsUpdated Jun 2026

Project: UC Berkeley Hildebrand Hall HVAC Modernization

Service: Mechanical, Plumbing, and Fire Protection EngineeringService: Mechanical and Plumbing Engineer of RecordService: Design Drawing CreationIndustry: EducationIndustry: Research FacilitiesType: Mechanical Engineering+23 more

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

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

Andrews, Hammock & Powell, Inc.

Macon, GA

MEP engineering, commissioning, and construction administration services

WebsitePhone1 office3 projects6 leaders1 credentialsFounded 1988

Project: Arena at Southlake

Service: Mechanical EngineeringService: HVAC DesignService: Central Utility PlantsIndustry: CommercialIndustry: EducationType: MEP+29 more

Ardebili Engineering

Scottsdale, AZ

We deliver efficiency without ever compromising on quality.

WebsitePhone2 offices5 leadersFounded 2009Updated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Ventilation & Indoor Air QualityService: Chilled & Heated Water SystemsIndustry: CommercialIndustry: EducationType: MEP+31 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

Arseal Technologies, Inc.

Let's Engineer the Future

Website7 leadersUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Architectural DesignService: Site Planning and DesignIndustry: IndustrialIndustry: ManufacturingType: Architecture & Engineering+24 more

Arup

We shape a better world

Website19 projects6 leadersUpdated Jun 2026

Project: LGA Delta Terminal C

Service: TransportationService: Airport Design and InfrastructureService: Airport PlanningIndustry: Arts & CultureIndustry: AviationType: Architecture & Engineering+47 more

Aspire Engineering

Fairfax, VA

Aspire Engineering is a consulting engineering practice located in the Washington, DC metropolitan area that provides mechanical, electrical, plumbing, and fire protection engineering services. Project types include commercial, educational, healthcare, institutional, retail, recreation, residential, government, religious, and retrofits. In addition to design services, it provides construction administration services, sustainable and LEED design, energy and life cycle cost analysis, lighting analysis, existing building system evaluations, master planning, commissioning, BIM design, and peer review. It also offers educational and instructional seminars to clients to increase awareness and knowledge of the engineering design process, available systems, and design choices for projects to improve overall building efficiencies.

WebsitePhone1 office6 projects2 leadersFounded 2012Updated Jun 2026

Project: Episcopal High School Dormitory Buildings

Service: Mechanical EngineeringService: Heating, Ventilation, and Air Conditioning (HVAC) SystemsService: Energy Management Control SystemsIndustry: CommercialIndustry: RetailType: Mechanical Engineering+39 more

Assaf Simoneaux Tauzin Associates, Inc.

Baton Rouge, LA

Licensed MEP Engineering Done Right

WebsitePhone1 office4 projects5 leaders5 credentialsFounded 1966

Project: LSU Business Education Complex

Service: Mechanical EngineeringService: HVAC System DesignService: Chilled Water and Heating Water System DesignIndustry: GovernmentIndustry: CommercialType: MEP+20 more

Associated Construction Engineering Inc

Belgrade, MT

Transforming Communities Since 1987

WebsitePhone6 offices5 projects6 leadersFounded 1987Updated Jun 2026

Project: The Reed

Service: Mechanical Design ServicesService: HVACService: Air Handling SystemIndustry: CommercialIndustry: IndustrialType: MEP+52 more

Associated Consulting Engineering, Inc.

Sioux Falls, SD

Associated Consulting Engineering, Inc. (ACEI) is a consulting engineering firm based in Sioux Falls, South Dakota, providing mechanical and electrical systems design since 1987. ACEI offers integrated MEP engineering services for the design of plumbing, fire protection, HVAC, building automation, lighting, power, sound, and communication systems for public and private clients across a broad spectrum of residential, commercial, industrial, and institutional project types. The team is professionally registered in South Dakota, North Dakota, Iowa, Wisconsin, Nebraska, and Minnesota, with additional state licensing available upon request.

WebsitePhone1 officeFounded 1987Updated Jun 2026

Service detail: Mechanical Design

Service: Mechanical DesignService: HVACService: PlumbingIndustry: ResidentialIndustry: Multifamily ResidentialType: MEP+33 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

Auth Consulting & Associates

Menomonie, WI

Plan. Design. Engineer.

WebsitePhone2 offices5 leadersFounded 1995Updated Jun 2026

Service detail: Agricultural Engineering

Service: Agricultural EngineeringService: Agricultural Facility DesignService: Civil EngineeringIndustry: AgricultureIndustry: MiningType: Civil Engineering+41 more