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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AE Works

Sewickley, PA

We Make Building Projects a Better Value

WebsitePhone2 offices15 projects1 leaders23 credentials3 publications

Project: Bay Pines VA Medical Center, Electronic Health Records Modernization

Service: Architecture & Interior DesignService: Programming and Test FitsService: Master Planning and Space ConsolidationIndustry: CommercialIndustry: Multifamily ResidentialType: Architecture & Engineering+46 more

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

AK Consulting Services, Inc.

Jackson Heights, NY

Multidisciplinary Engineering, Special Inspections & Expediting Services

WebsitePhone1 officeUpdated Jun 2026

Service detail: Structural Engineering

Service: Structural EngineeringService: Structural Design and AnalysisService: Cast-in-Place ConcreteIndustry: CommercialIndustry: RetailType: MEP+81 more

ARGO Systems, LLC

Baltimore, MD

Innovative Construction Solutions

WebsitePhone6 offices1 credentialsFounded 2004Size Estimate: 50-100 employeesUpdated Jun 2026

Service detail: Program and Project Management

Service: Program and Project ManagementService: Project Planning and SchedulingService: Budget and Cost ControlIndustry: GovernmentIndustry: DefenseType: Electrical Engineering+26 more

ATOLLO Technology Solutions, LLC

Fulton, MD

Smarter Automation. Wider Integration. Smarter Decisions Made Quickly & Affordably.

WebsitePhone1 office4 leadersUpdated Jun 2026

Service detail: Strategic Planning (Security & Operations)

Service: Strategic Planning (Security & Operations)Service: Systems Engineering & Technology InsertionService: Digital Transformation of Plant & Facility OperationsIndustry: DefenseIndustry: FederalType: Automation & Controls+12 more

AXYS Global

Data never sleeps. Neither do standards.

WebsiteUpdated Jun 2026

Service detail: Building Management Systems (BMS/BAS)

Service: Building Management Systems (BMS/BAS)Service: Power Monitoring and ManagementService: Environment MonitoringIndustry: Data CentersIndustry: Mission Critical FacilitiesType: Automation & Controls+14 more

Advance Design Consultants Inc

San Jose, CA

Experience. Passion. Excellence.

WebsitePhone1 office7 projects2 leadersFounded 1984Updated Jun 2026

Project: BD Utility Chiller Plant (Project Granite)

Service: Architecture & PlanningService: Architectural DesignService: Architectural PlanningIndustry: CommercialIndustry: Data CentersType: Architecture & Engineering+38 more

Aegis

Silver Spring, MD

Keeping Construction Projects on Track

WebsitePhone8 offices5 projects7 leadersFounded 2006Updated Jun 2026

Project: Reagan National Airport

Service: Planning & SchedulingService: CPM Schedule DevelopmentService: Schedule Analytics, Quality Control, and KPI AnalysisIndustry: InfrastructureIndustry: AirportsType: Owner's Engineer+29 more

Affiliated Engineers, Inc.

Madison, WI

Affiliated Engineers, Inc. (AEI) provides engineering leadership for complex projects, supporting clients who improve lives and protect the future. From better medicines, climate-sensitive energy supply, and sustainable utilization to cutting-edge paradigm technologies and education at the highest level, our mission drives us to find unique solutions to solve our clients’ challenges. In so doing, we are an integral element of innovation, positively impacting society.

WebsitePhone2 offices1 leadersUpdated Jun 2026

Service detail: Electrical and Energy Systems

Service: Electrical and Energy SystemsService: All-Electric DesignService: BESS DesignIndustry: HealthcareIndustry: Life SciencesType: Electrical Engineering+12 more

Aimright Testing & Engineering

Tulsa, OK

Communicating With Technical Accuracy About Your Project So You Can Proceed With Confidence

WebsitePhone1 office3 projects8 credentialsSize Estimate: 25-50 employeesUpdated Jun 2026

Project: Broken Arrow Senior Center

Service: Geotechnical EngineeringService: Standard Penetration TestingService: Rock Coring and DrillingIndustry: EducationIndustry: GovernmentType: Geotechnical 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

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

Alphatec PC

Washington, DC

Alphatec PC is a Washington, D.C.-based architectural and engineering design firm specializing in architectural, mechanical, electrical, and plumbing design for mission-critical facilities, secure spaces, and public sector projects. With more than 57 years of experience and over 18 million square feet of completed project area, its integrated teams have earned more than 35 industry awards. Alphatec also develops VEGA, a digital twin platform combining 3D modeling, augmented reality, and virtual reality for design visualization and stakeholder engagement.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Structural EngineeringService: Civil EngineeringIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+7 more

Alvine Associates Inc

Omaha, NE

Engineering innovation through science, art and business.

Website1 office43 leaders1 credentialsFounded 1961Updated Jun 2026

Service detail: Lighting

Service: Mechanical EngineeringService: Electrical EngineeringService: Fire ProtectionIndustry: EducationIndustry: GovernmentType: Acoustic Consulting+21 more

AnSight LLC

Ann Arbor, MI

Insights Through Analysis

WebsitePhone1 office3 projects1 leaders7 credentials3 publications

Project: Laboratory Fume Hood Exhaust Plume Analysis

Service: HVAC and Building Systems OptimizationService: HVAC Performance OptimizationService: Radiant Systems Design OptimizationIndustry: Data CentersIndustry: Mission Critical FacilitiesType: Mechanical Engineering+34 more

Apex Project Solutions LLC

Westminster, MD

Apex Project Solutions LLC provides program, project, design, and construction management support to clients planning, designing, and building mission critical facilities. Its experienced technical staff manages the full project lifecycle from inception to completion, handling budgets, schedules, design coordination, stakeholder communication, construction liaison, and scopes to deliver complex facilities on time and within budget.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Program and Project Management

Service: Program and Project ManagementService: Design ManagementService: Construction ManagementIndustry: Mission Critical FacilitiesIndustry: GovernmentType: Owner's Engineer

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

Avista Realtime Systems LLC

Industrial Intelligence Built and Delivered with Pride

Website5 projectsUpdated Jun 2026

Project: Hospital Distributed Generation Transfer Trip

Service: SCADA EngineeringService: SCADA System Design and ImplementationService: SCADA Upgrades and ModernizationIndustry: Electric UtilitiesIndustry: Water SupplyType: Automation & Controls+21 more

Avitility

Ashburn, VA

Trusted Mission Partner delivering cutting edge Audio Visual solutions

WebsitePhone1 officeUpdated Jun 2026

Service detail: Professional AV Design and Engineering

Service: Professional AV Design and EngineeringService: Concept and Capability AssessmentService: System Diagramming and DocumentationIndustry: GovernmentIndustry: FederalType: Defense Engineering+24 more

Axys Development LLC

St. Louis, MO

Advanced Automation & Control Systems for Critical Infrastructure

Website1 officeUpdated Jun 2026

Service detail: Building Automation Systems

Service: Building Automation SystemsService: Power Monitoring & ManagementService: Environmental Control & MonitoringIndustry: Data CentersIndustry: Mission Critical FacilitiesType: Automation & Controls+4 more

BKF Engineers

Stronger by Design.

Website8 projects3 leaders2 credentialsSize Estimate: 700-900 employeesUpdated Jun 2026

Project: Caltrans District 5 Pfeiffer Canyon Emergency Bridge Replacement

Service: PlanningService: Civil EngineeringService: Structural EngineeringIndustry: TransportationIndustry: Water ResourcesType: Civil Engineering+36 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

Barker & Associates, Inc.

San Antonio, TX

Consulting Engineers

Website1 office2 projects4 leaders5 credentialsFounded 2006Size Estimate: 1-9 employees

Project: Audie L. Murphy Veterans Hospital - 5B Ward Renovations

Service: Mechanical EngineeringService: HVAC SystemsService: Direct Digital Control SystemsIndustry: GovernmentIndustry: FederalType: MEP+33 more

Benham, a Haskell Company

Oklahoma City, OK

Tomorrow's Design Since 1909

WebsitePhone6 offices4 projectsFounded 1909Size Estimate: 200-500 employeesUpdated Jun 2026

Project: Osprey Maintenance Hangars

Service: ArchitectureService: EngineeringService: DesignBuildIndustry: InfrastructureIndustry: HealthcareType: Architecture & Engineering+35 more