Public engineering firm directory

Find engineering consulting firms by capability and location.

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AHA Consulting Engineers

Burlington, MA

beyond engineering

WebsitePhone5 offices4 projects6 leadersFounded 1991Updated Jun 2026

Project: Assembly Innovation Park

Service: MEP/FP DesignService: Mechanical systemsService: Electrical systemsIndustry: Research FacilitiesIndustry: EducationType: MEP+25 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

BBIX, LLC

Boston, MA

Trusted Design and Engineering Solutions for Federal Projects

WebsitePhone3 offices1 credentialsUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: New construction designService: Building renovation and rehabilitationIndustry: FederalIndustry: GovernmentType: Architecture & Engineering+29 more

Bala Consulting Engineers, Inc.

Wayne, PA

Engineering a better future focused on the human experience.

WebsitePhone5 offices10 projects12 leaders2 credentialsFounded 1982

Project: Cencora

Service: Mechanical EngineeringService: HVAC and Mechanical SystemsService: Plumbing and Fire ProtectionIndustry: CommercialIndustry: TransportationType: MEP+29 more

Buro Happold Consulting Engineers PC

Bath, NY

Buro Happold is a global practice of engineers, designers, and advisors committed to delivering elegant, sustainable solutions that positively impact communities and the environment. It provides integrated consulting engineering and advisory services across buildings, cities, and infrastructure, with US offices in New York, Los Angeles, Washington DC, Chicago, and Boston. Projects span aviation, urban resilience, electrification, and data infrastructure, with work including Pittsburgh International Airport and other major US and international projects.

Website6 officesUpdated Jun 2026

Service detail: Integrated Engineering Consulting

Service: Integrated Engineering ConsultingService: Aviation EngineeringService: Urban Resilience & PlanningIndustry: AirportsIndustry: InfrastructureType: Civil Engineering+8 more

CDM Smith

Boston, MA

CDM Smith is an engineering, construction, and environmental consulting firm headquartered in Boston, Massachusetts, with over 7,000 colleagues and 120+ offices worldwide. With 79 years of impact (founded circa 1947 as Camp, Dresser & McKee), it delivers engineering, construction, and environmental services spanning water and wastewater infrastructure, environmental remediation, transportation, energy, and federal and commercial facilities. CDM Smith's practices include drinking water, conveyance, wastewater, stormwater, environmental emerging contaminants, geotechnical and tunnels, MEP and fire protection, architecture, automation, transportation, energy, and climate resilience. It operates Trinnex, a wholly-owned software subsidiary offering the dataCAST SaaS platform and advanced analytics for environmental and infrastructure data management.

Website1 office6 projectsFounded 1947Size Estimate: 7,000 employeesUpdated Jun 2026

Project: PFAS Data to Decisions - U.S. Air Force (Dover AFB)

Service: Water and Wastewater EngineeringService: Drinking WaterService: ConveyanceIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+30 more

Cambridge Consultants Inc.

Boston, MA

The deep tech powerhouse of Capgemini

Website1 office1 projects1 leaders1 credentials2 publicationsUpdated Jun 2026

Project: LEGO SMART Play Collaboration

Service: Deep Tech Innovation and Product DevelopmentService: Design Engineering ServicesService: Deep Tech StrategyIndustry: TelecommunicationsIndustry: ElectronicsType: Telecom / RF Engineering+24 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

Davenergy Solutions

San Diego, CA

Comprehensive engineering, commissioning, and facility support services

WebsitePhone8 offices1 projects4 leaders1 credentialsFounded 2009

Project: Construction Management Services at VA Palo Alto

Service: Design and EngineeringService: Mechanical System DesignService: Electrical Infrastructure DesignIndustry: FederalIndustry: DefenseType: MEP+31 more

Delta Wye Critical Solutions LLC

Boston, MA

Delivering Solutions That Matter.

WebsitePhone1 office5 projects6 credentialsUpdated Jun 2026

Project: Falmouth Housing Authority Electrical Upgrades

Service: Pre-Construction ServicesService: Facility AssessmentsService: Conceptual LayoutsIndustry: CommercialIndustry: ResidentialType: MEP+28 more

LTI Engineering

Boston, MA

Specialized in electrical power infrastructure. Equipped to deliver full-service MEP/FP engineering.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Electrical Power Infrastructure

Service: Electrical Power InfrastructureService: Arc Flash StudiesService: Short Circuit AnalysisIndustry: IndustrialIndustry: CommercialType: MEP+9 more

PAE Consulting Engineers, Inc.

Portland, OR

Engineering that matters

Website11 offices6 projects3 credentialsUpdated Jun 2026

Project: PAE Living Building

Service: Mechanical EngineeringService: Electrical EngineeringService: Plumbing EngineeringIndustry: HealthcareIndustry: EducationType: MEP+22 more

R.W. Sullivan Engineering

Boston, MA

We invent, define & craft innovative experiences

WebsitePhone1 office4 projects1 leaders1 credentialsFounded 1945

Project: Boston Children's Hospital - Main Building Addition

Service: HVAC EngineeringService: Heating and Cooling System DesignService: Ventilation and Air DistributionIndustry: HealthcareIndustry: Research FacilitiesType: Electrical Engineering+37 more

RMF Engineering

Baltimore, MD

Meticulously Planned, Expertly Designed

WebsitePhone11 offices17 projects2 credentialsSize Estimate: 350 employeesUpdated Jun 2026

Project: Allston Campus District Energy Plant

Service: MEP Building EngineeringService: Building Energy Modeling and Performance AnalysisService: Equipment Upgrades, Efficiency Measures, and Controls IntegrationIndustry: EducationIndustry: HealthcareType: MEP+36 more

Rist-Frost-Shumway Engineering

Boston, MA

Better systems, better places.

WebsitePhone3 offices9 projects10 leadersFounded 1957Size Estimate: 100-150 employees

Project: Hursey Center for Advanced Engineering and Health Professions

Service: Mechanical EngineeringService: HVAC DesignService: High-Performance Building SystemsIndustry: EducationIndustry: Research FacilitiesType: Civil Engineering+44 more

Socotec Engineering Inc

New York, NY

Trusted Expertise, From the Ground Up

WebsitePhone6 offices6 projects5 leaders1 credentialsSize Estimate: 1,700+ employees

Project: One World Trade Center

Service: Geotechnical EngineeringService: Geotechnical InvestigationsService: Geotechnical ForensicsIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+87 more

Syska Hennessy Group

Atlanta, GA

Engineering the Amazing

WebsitePhone21 offices7 projects10 leaders1 credentials2 publications

Project: Mount Sinai Behavioral Health Center

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: AviationIndustry: Power GenerationType: Automation & Controls+39 more

Tighe & Bond

Westfield, MA

Environmental consulting with purpose.

Website8 offices2 projects7 leaders2 credentialsFounded 1911Size Estimate: 500-999 employees

Project: Climate Vulnerability Assessment for Massachusetts Watersheds

Service: Building ServicesService: MEP/FP DesignService: Energy Analysis & ModelingIndustry: Water SupplyIndustry: WastewaterType: Civil Engineering+38 more

WB Engineers+Consultants

Boston, MA

We Improve the Way Things Are Done

Website3 offices8 projects11 leaders10 credentialsSize Estimate: 50-100 employeesUpdated Jun 2026

Project: AMP GMP Facility Design for Gene Therapy Manufacturing

Service: Mechanical, Electrical, Plumbing, Fire Alarm & Fire Protection EngineeringService: HVAC system designService: Electrical power and distribution designIndustry: Research FacilitiesIndustry: Mission Critical FacilitiesType: Automation & Controls+39 more

Walker Consultants

Chicago, IL

Bringing Life to the Built Environment

Website26 offices4 publicationsFounded 1965Size Estimate: 500+ employeesUpdated Jun 2026

Service detail: Parking Design

Service: Parking DesignService: Functional DesignService: Architecture DesignIndustry: AviationIndustry: ResidentialType: Forensic Engineering+44 more

dbHMS

Chicago, IL

Impact Through Engineering

Website7 offices2 projects1 leadersFounded 2002Updated Jun 2026

Project: The Keller Center, The University of Chicago

Service: Mechanical, Electrical, Plumbing & Fire Protection DesignService: Engineered HVAC SystemsService: Engineered Electrical SystemsIndustry: EducationIndustry: GovernmentType: MEP+45 more