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.

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DiDonato Associates Engineering and Architecture, P.C.

Buffalo, NY

Responsive. Honest. Accurate.

WebsitePhone1 office7 projects10 leaders14 credentialsFounded 1965

Project: Main Street Revitalization - Cars Sharing Main

Service: Civil EngineeringService: Roadway Rehabilitation / Complete StreetsService: Site / Civil DesignIndustry: AviationIndustry: AirportsType: Civil Engineering+53 more

Ophira Corp

Your business continuity solution

Website6 projects1 credentialsFounded 2018Updated Jun 2026

Project: Natural Gas System Installation

Service: Engineering ConsultingService: Existing Structure InspectionsService: Load and Added-Load ReviewIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+37 more

P1 Service, LLC

Lenexa, KS

HVAC, Plumbing, and Electrical Partner for the Life of Your Facility

WebsitePhone6 offices4 projects10 credentialsUpdated Jun 2026

Project: Cleveland University HVAC Improvements

Service: HVAC and Mechanical ServiceService: Boiler Repair and MaintenanceService: Chiller Repair and MaintenanceIndustry: CommercialIndustry: HealthcareType: MEP+24 more

R.E. Warner & Associates

North Olmsted, OH

Engineers, Architects & Surveyors Dedicated to Your Operational Success

WebsitePhone2 offices10 projects6 credentials1 publicationsFounded 1951

Project: Sherwin-Williams Headquarters Tower - Construction Surveying

Service: Electrical EngineeringService: Power Distribution SystemsService: HV / MV / LV SystemsIndustry: Power GenerationIndustry: UtilitiesType: Architecture & Engineering+56 more

Raman & Oundjian Engineers & Architects, PC

Secaucus, NJ

Raman & Oundjian Engineers & Architects, PC (RO) is a full-service engineering, architecture, and energy services practice based in Secaucus, New Jersey. Founded in 2006, its team of engineers, architects, technicians, and office staff serves public and private clients across New York City and New Jersey, as well as major federal facilities. Core capabilities span structural engineering, MEP and fire protection, architectural design, roofing and building facades, energy efficiency consulting, and construction support, including 3D scanning and drone services.

WebsitePhone1 office9 projects4 leaders5 credentialsFounded 2006

Project: Bay View Houses Exterior Restoration and Roofing Replacement

Service: Structural EngineeringService: Architectural DesignService: MEP & Fire Protection EngineeringIndustry: Affordable HousingIndustry: HealthcareType: Architecture & Engineering+23 more

Synergy Consulting Engineers LLC

New Orleans, LA

Where excellence meets innovation

WebsitePhone1 office32 projectsFounded 2019Updated Jun 2026

Project: OPSB, Gaudet HVAC and FA Replacement

Service: MEP DesignService: Technology & Audio-Visual DesignService: Fiber Optic and Copper DesignIndustry: EducationIndustry: Arts & CultureType: MEP+29 more

Technical Assurance

Willoughby, OH

Building Enclosure Experts

WebsitePhone1 office5 credentialsUpdated Jun 2026

Service detail: Building Enclosure Consulting

Service: Building Enclosure ConsultingService: Roof ConsultingService: Exterior Facade and Hardscape ConsultingIndustry: HealthcareIndustry: EducationType: Forensic Engineering+22 more

The Upchurch Group Inc

Mattoon, IL

Providing Successful Architecture Solutions Through Creative Design & Applied Wisdom

WebsitePhone1 officeFounded 1968Updated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Architectural DesignService: Construction DocumentsIndustry: CommercialIndustry: EducationType: Architecture & Engineering+101 more

Tribal One

North Bend, OR

Tribally Owned. Service Driven. Innovative Solutions.

Website6 offices16 projects2 credentialsFounded 2011Size Estimate: 25-100 employeesUpdated Jun 2026

Project: Alpha Ramp Pavement Replacement

Service: Architecture and EngineeringService: ArchitectureService: Engineering DesignIndustry: FederalIndustry: GovernmentType: Architecture & Engineering+25 more

iDesign Engineering Inc.

Beltsville, MD

Knowledge. Dedication. Reliability.

WebsitePhone2 offices24 projects11 leadersFounded 2012Size Estimate: 10-20 employees

Project: I-95 Section 200 Widening

Service: Water Resources EngineeringService: Low-Impact Development and ESDService: Hydrologic and Hydraulic ModelingIndustry: Highways & RoadsIndustry: TransportationType: Civil Engineering+33 more