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.

Filters2

A.J. Adam Engineering, LLC

Towson, MD

Quality MEP Engineering Services You Can Trust

WebsitePhone1 officeFounded 2011Updated Jun 2026

Service detail: MEP Engineering Design

Service: MEP Engineering DesignService: Mechanical EngineeringService: Electrical EngineeringIndustry: HealthcareIndustry: Senior LivingType: MEP+44 more

ARCHÉ Consulting Group, LLC

Springfield, VA

The Best Team for Project Success

WebsitePhone2 offices1 leadersFounded 2017Updated Jun 2026

Service detail: Program and Project Management

Service: Program and Project ManagementService: Construction ManagementService: Architecture and EngineeringIndustry: GovernmentIndustry: FederalType: Owner's Engineer+31 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

C.C. Johnson & Malhotra, P.C.

Baltimore, MD

Provide the Highest Level of Service to Our Clients While Delivering Value

WebsitePhone6 offices16 projects8 leadersFounded 1979Size Estimate: 50-100 employees

Project: 540 West Madison

Service: Buildings and FacilitiesService: HVAC Systems DesignService: Electrical Power and LightingIndustry: CommercialIndustry: RetailType: Civil Engineering+58 more

CFR Engineering Consultants, Inc.

Germantown, MD

CFR Engineering Consultants, Inc. is a Maryland-based MEP engineering firm providing mechanical, electrical, plumbing, and fire protection engineering design and construction administration services. It serves federal agencies including NIH, NIST, NAVFAC, USACE, and USGS, with a strong portfolio in laboratory, cleanroom, and healthcare facility projects. CFR acts as Engineer of Record and prime consultant on complex renovation and fit-out projects ranging from BSL-2 research laboratories to pharmaceutical GMP spaces and hospital clinical facilities.

WebsitePhone2 officesUpdated Jun 2026

Service detail: MEP Engineering Design

Service: MEP Engineering DesignService: Mechanical EngineeringService: Electrical EngineeringIndustry: FederalIndustry: DefenseType: MEP+12 more

CJL Engineering

Moon Township, PA

Dynamic Design, Reliable Results

WebsitePhone6 offices6 leaders11 credentialsUpdated Jun 2026

Service detail: Mechanical, Electrical & Plumbing (MEP)

Service: Mechanical, Electrical & Plumbing (MEP)Service: Mechanical EngineeringService: Electrical EngineeringIndustry: HealthcareIndustry: EducationType: MEP+40 more

CSI Engineering

Laurel, MD

Common Sense In Engineering

Website2 offices4 leadersFounded 1987Size Estimate: 10-50 employeesUpdated Jun 2026

Service detail: MEP Engineering Design

Service: MEP Engineering DesignService: Mechanical EngineeringService: HVAC DesignIndustry: FederalIndustry: GovernmentType: MEP+34 more

Core Source Technologies, LLC

Germantown, MD

Accelerating Your Innovative Solutions

WebsitePhone1 office10 projects6 credentialsUpdated Jun 2026

Project: Vulcane Enclosure

Service: Mechanical EngineeringService: Electronic EnclosuresService: Hardware Engineering & PCB DesignIndustry: DefenseIndustry: Medical DevicesType: Mechanical Engineering+16 more

DJA Engineering LLC

Poolesville, MD

Specialists in Electric Power Measurement for Today's Smart Grid Applications

Website1 office1 leaders4 publicationsFounded 2013Updated Jun 2026

Service detail: Power Metrology and Instrumentation

Service: Power Metrology and InstrumentationService: Instrument DesignService: Current & Voltage TransducersIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+7 more

DMY Engineering Consultants Inc.

Chantilly, VA

Reliable. Innovative.

WebsitePhone3 offices10 projects1 credentialsFounded 2009Updated Jun 2026

Project: Dulles Corridor Silver Line Metrorail Project Phase II

Service: Geotechnical EngineeringService: In-House Geotechnical Drilling and TestingService: Foundation Analysis and DesignIndustry: TransportationIndustry: WastewaterType: Geotechnical Engineering+23 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

Delon Hampton & Associates, Chartered

Washington, DC

Engineering is our practice. Commitment to excellence is our passion.

WebsitePhone5 offices10 projects8 leaders12 credentialsFounded 1973

Project: DC Water Clean Rivers

Service: Civil EngineeringService: Site Design and FeasibilityService: Infrastructure Evaluation and DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+27 more

Derby Enterprises, LLC

Bel Air, MD

Engineering-Planning-Design

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Planning and Feasibility

Service: Planning and FeasibilityService: Facility Condition Surveys and ReportsService: Campus Master PlanningIndustry: HealthcareIndustry: FederalType: Architecture & Engineering+20 more

Dulles Geotechnical and Materials Testing Services, Inc.

Chantilly, VA

Geotechnical engineering, construction inspection, materials testing, and software solutions

WebsitePhone4 offices10 projects7 credentialsFounded 2012Size Estimate: 70+ employees

Project: I-495 Express Lanes Northern Extension (I-495 NEXT)

Service: Geotechnical EngineeringService: Engineering Analysis and DesignService: Foundation DesignIndustry: Highways & RoadsIndustry: TransitType: Geotechnical Engineering+36 more

EBL Engineers, LLC

Baltimore, MD

Engineering Excellence for over 50 years.

WebsitePhone1 office3 projects6 leadersSize Estimate: 10-50 employeesUpdated Jun 2026

Project: NASA Integration and Testing Complex

Service: Mechanical EngineeringService: HVAC SystemsService: Central Heating and Cooling PlantsIndustry: CommercialIndustry: GovernmentType: MEP+51 more

FSi Engineers

Seattle, WA

Engineers who are great communicators.

WebsitePhone3 offices8 projects5 leaders10 credentialsFounded 1985

Project: Mukilteo Ferry Terminal

Service: Mechanical EngineeringService: HVAC and control designService: Industrial ventilation systemsIndustry: EducationIndustry: IndustrialType: MEP+59 more

Facility Dynamics Engineering

Columbia, MD

Bridging the Gap Between Design/Construction and Facility Operations

WebsitePhone1 officeFounded 1989Updated Jun 2026

Service detail: Commissioning

Service: CommissioningService: Building Systems EngineeringService: Remedial EngineeringIndustry: EducationIndustry: HealthcareType: MEP+5 more

Global Solstice LLC

Pasadena, MD

Simple. Sustainable. Solutions.

WebsitePhone1 office1 leadersSize Estimate: 1-10 employeesUpdated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: Laboratory Facility DesignService: Research and Development EngineeringIndustry: Research FacilitiesIndustry: LaboratoriesType: Civil Engineering+4 more

Henry Adams, LLC

Baltimore, MD

Engineering Excellence Since 1898

WebsitePhone1 office11 projects6 leadersFounded 1898Updated Jun 2026

Project: Towson University Student Union

Service: Mechanical EngineeringService: Electrical EngineeringService: Electrical Generation & DistributionIndustry: CommercialIndustry: Mixed-UseType: MEP+29 more

JCC Engineering Services, Inc.

Torrance, CA

Always Innovating

WebsitePhone2 offices4 projects2 leadersFounded 2010Updated Jun 2026

Project: Boeing S21 North Remodel

Service: MechanicalService: HVACService: Mechanical RoomsIndustry: FederalIndustry: Justice & CorrectionsType: MEP+29 more

James Posey Associates, Inc.

Baltimore, MD

Engineering Your Vision

WebsitePhone1 office6 leaders3 credentialsFounded 1911Updated Jun 2026

Service detail: MEP Engineering

Service: MEP EngineeringService: Mechanical EngineeringService: Electrical EngineeringIndustry: EducationIndustry: GovernmentType: Mechanical Engineering+20 more

Keel's Landing, LLC

Annapolis, MD

MEP Consulting Engineering Services

WebsitePhone3 offices1 projects2 leadersFounded 2018Updated Jun 2026

Project: NIH Potable Water Modifications and Humidification Systems

Service: MEP DesignService: Mechanical Systems DesignService: Electrical Systems DesignIndustry: CommercialIndustry: HealthcareType: MEP+18 more

Kingdom Engineering, LLC

Williamsport, MD

Kingdom Engineering, LLC is an electrical engineering firm based in Williamsport, Maryland, providing power systems analysis, electrical building design, and peer review services. Its principal engineer holds a Professional Engineer license in Maryland, DC, and Virginia and brings over 18 years of MEP industry experience, with particular expertise in arc flash studies, power distribution, emergency systems, fire alarm, and life safety infrastructure for commercial, healthcare, industrial, and laboratory facilities.

WebsitePhone1 office1 leadersUpdated Jun 2026

Service detail: Short Circuit, Coordination, and Arc Flash Analysis

Service: Short Circuit, Coordination, and Arc Flash AnalysisService: Short circuit analysis and equipment evaluationService: Transient motor starting analysisIndustry: CommercialIndustry: HealthcareType: Electrical Engineering+13 more

Koffel Associates Inc

Columbia, MD

Expertly Engineering Safety From Fire®

WebsitePhone1 office2 projects9 credentialsUpdated Jun 2026

Project: Achushnet Company Facility Surveys

Service: ConsultingService: Code ConsultingService: Engineering AnalysisIndustry: HealthcareIndustry: GovernmentType: Fire Protection Engineering+15 more