Public engineering firm directory

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A&J Consulting Engineering Services, P.C.

Clifton, NJ

A&J Consulting Engineering Services, P.C. is a full-service MEP consulting engineering practice headquartered in Clifton, New Jersey. Founded in 1988 by Jay Agarwal, P.E., A&J delivers mechanical, electrical, and plumbing systems design, pharmaceutical validation and commissioning, construction administration, sustainable design, and high-technology systems consulting. Clients span the pharmaceutical, biotechnology, commercial, educational, governmental, industrial, and religious sectors across the New York-New Jersey region.

WebsitePhone1 office5 projects1 leadersFounded 1988Updated Jun 2026

Project: Validation of an Aseptic Vial Filling Line

Service: MEP Systems DesignService: HVACService: Electrical SystemsIndustry: PharmaceuticalIndustry: Life SciencesType: MEP+40 more

Advanced Geotechnical Engineering LLC

Pearl City, HI

Building Our World on Solid Foundations

WebsitePhone1 office5 projects1 leadersUpdated Jun 2026

Project: Honolulu Rapid Transit Project

Service: Soil InvestigationService: Subsurface InvestigationService: Soil and Groundwater SamplingIndustry: CommercialIndustry: ResidentialType: Geotechnical Engineering+28 more

CHA Consulting, Inc.

Albany, NY

Finding a better way.

Website1 office10 leaders3 credentialsFounded 1952Size Estimate: 2,100 employeesUpdated Jun 2026

Service detail: Transportation Solutions

Service: Transportation SolutionsService: Accelerated Bridge Construction (ABC) Design & ConsultingService: Bridge Design & AnalysisIndustry: TransportationIndustry: Highways & RoadsType: Architecture & Engineering+182 more

CORE Environmental Consultants, Inc.

Buffalo, NY

Innovative Engineering & Environmental Solutions

WebsitePhone2 offices10 projects6 leaders20 credentialsFounded 2004

Project: Community Air Monitoring Parks - NYC Park Reconstruction Project

Service: Hazardous Materials ConsultingService: Asbestos Surveys and Abatement DesignService: Lead-Based Paint Inspections & Risk AssessmentsIndustry: GovernmentIndustry: TransportationType: Environmental Engineering+57 more

Photon Ink, LLC

Rancho Cordova, CA

Optical, Thermal, Mechanical Design and Product Development for LED

Website1 office1 leaders1 credentialsUpdated Jun 2026

Service detail: Optical / Illumination Engineering

Service: Optical / Illumination EngineeringService: Non-Sequential Optical DesignService: Sequential Optical DesignIndustry: Medical DevicesIndustry: DefenseType: Mechanical Engineering+38 more

Schwab Engineering, Inc.

West Hills, CA

Schwab Engineering, Inc. provides structural, mechanical, electrical, and civil engineering services. Established in 2009, it delivers specialized solutions ranging from system design for plumbing, fire protection, and lighting to the study and implementation of cogeneration, thermal energy storage, LEED certification, solar energy, and commissioning for diverse facilities.

WebsitePhone1 office1 leadersFounded 2009Updated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Mechanical EngineeringService: PlumbingIndustry: AviationIndustry: BridgesType: Civil Engineering+34 more

SolAir Solutions

Omaha, NE

Cost-Effective, Professionally Licensed Engineering Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: Mechanical Engineering

Service: Mechanical EngineeringService: Process Flow Diagrams (PFDs)Service: Piping and Instrumentation Diagrams (P&IDs)Industry: CommercialIndustry: IndustrialType: Mechanical Engineering+23 more

TRC Engineering, Professional LLC

Jacksonville, FL

Applying Military-Level Discipline and Precision to Construction

WebsitePhone1 office5 projects1 leadersSize Estimate: 1-10 employeesUpdated Jun 2026

Project: Standby Electrical Power Generation and Distribution Network Upgrade

Service: Commissioning and Quality OversightService: Senior Commissioning Agent ServicesService: Construction ManagementIndustry: CommercialIndustry: IndustrialType: Electrical Engineering+25 more

WFT Engineering, Inc.

Rockville, MD

Engineering Excellence Across the DMV

WebsitePhone1 office7 projectsSize Estimate: 10-50 employeesUpdated Jun 2026

Project: Bowie State University Center for Natural Sciences, Mathematics & Nursing

Service: Mechanical EngineeringService: HVAC Air-side and Hydronic DistributionService: Central Utility Plants and District SystemsIndustry: CommercialIndustry: GovernmentType: MEP+34 more