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.

Filters1

AMG, Inc.

Dayton, OH

Industrial Facility Engineering

WebsitePhone1 office12 projects1 leaders2 credentials2 publications

Project: Calcium Carbonate Production Plant

Service: Process EngineeringService: PFD and P&ID DevelopmentService: Material and Energy Balance SimulationIndustry: ChemicalsIndustry: Food & BeverageType: Automation & Controls+73 more

Ad hoc Research Associates LLC

Belcamp, MD

AI You Can Trust When Failure Isn't an Option

Website2 offices6 projectsUpdated Jun 2026

Project: Adaptive Cyber Range Control for White Cell Operations

Service: Digital Twin OperationsService: Mission & Network Digital TwinsService: Mixed-Fidelity EnvironmentsIndustry: DefenseIndustry: TelecommunicationsType: Software Engineering+15 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

Apex PetroConsultants LLC

Where Deep Ethylene Expertise Meets Strategic Decision-Making

Website7 projects1 leaders2 publicationsSize Estimate: 1-9 employeesUpdated Jun 2026

Project: 10% CAPEX Reduction for Integrated Mixed-Feed Complexes

Service: Project Development and Execution OversightService: Independent Technology SelectionService: FEED and Detailed Engineering ReviewIndustry: PetrochemicalIndustry: ChemicalsType: Chemical Engineering+20 more

Argo Performance, Ltd.

San Diego, CA

Smart People Creating Smart Buildings

WebsitePhone1 office7 projects2 leaders4 credentialsUpdated Jun 2026

Project: Gilead Sciences Building 800 Reef TI GMP Plant

Service: Building CommissioningService: Whole Building CommissioningService: RetrocommissioningIndustry: CommercialIndustry: Life SciencesType: Automation & Controls+30 more

Arktiska Materials Solutions LLC

Data-driven materials engineering and supplier management solutions

Website6 projects1 leaders4 credentialsSize Estimate: 1-5 employeesUpdated Jun 2026

Project: Hermetic Glass-Sealed Component Development

Service: Materials EngineeringService: Design Reviews & Performance EvaluationService: Materials Testing & AnalysisIndustry: AerospaceIndustry: DefenseType: Materials Engineering+19 more

B+AC

Chelsea, MA

Streamlining complex client visions into elegant and efficient solutions

WebsitePhone1 officeUpdated Jun 2026

Service detail: Structural Design and Modification

Service: Structural Design and ModificationService: New ConstructionService: AdditionsIndustry: EducationIndustry: HealthcareType: Structural Engineering+26 more

BATW Consulting LLC

Anchorage, AK

Your independent building automation consultants

WebsitePhone1 officeUpdated Jun 2026

Service detail: Submittal Packages

Service: Submittal PackagesService: Vendor Submittal Design ReviewService: Design Gap AnalysisIndustry: Automation & ControlsType: Automation & Controls+9 more

Buzz High Voltage, LLC

Expert Consulting for All Things High Voltage

Website6 projects1 leaders1 credentialsUpdated Jun 2026

Project: Cable Accessory Manufacturer Test Area Design

Service: High Voltage Testing & InspectionService: Dielectric TestingService: Equipment InspectionIndustry: Electric UtilitiesIndustry: GovernmentType: Electrical Engineering+33 more

CHI Consulting Engineers, LLC

Summit, NJ

Improving the quality and safety of design and construction, and extending the service life of bridges and structures.

WebsitePhone1 office8 projects9 credentials1 publicationsFounded 2016

Project: I-395 Signature Bridge

Service: Bridge DesignService: Signature Bridge DesignService: Conventional Highway Bridge DesignIndustry: BridgesIndustry: TransportationType: Structural Engineering+21 more

CJ Enterprise, Inc.

Northridge, CA

We design with people in mind.

Website1 office5 projects2 leaders1 credentialsSize Estimate: 2-5 employeesUpdated Jun 2026

Project: UCSB Santa Catalina Residence Halls Fire Pump and Emergency Power

Service: HVAC System DesignService: Central plant designService: Chiller plant replacement and upgradesIndustry: EducationIndustry: CommercialType: Mechanical Engineering+38 more

Coefficient Engineers

Concord, NC

High performance solutions for the built environment.

WebsitePhone1 officeSize Estimate: 1-25 employeesUpdated Jun 2026

Service detail: HVAC System Design

Service: HVAC System DesignService: Heating and Cooling System DesignService: Ventilation EngineeringIndustry: CommercialIndustry: IndustrialType: Mechanical Engineering+30 more

Collectif Engineering PLLC

New York, NY

Unifying Minds, Engineering Our Future

Website1 office3 leaders1 credentialsFounded 2016Updated Jun 2026

Service detail: MEP-FP Design

Service: MEP-FP DesignService: Mechanical and HVAC DesignService: Electrical and Lighting DesignIndustry: CommercialIndustry: ResidentialType: MEP+16 more

Completion Doszier LLC

Cypress, TX

We Are the Solution For All your Design and Construction Needs

WebsitePhone2 offices5 projects2 leaders2 credentialsUpdated Jun 2026

Project: Total Refinery Project

Service: Quality ControlService: ITP Quality Control FormsService: Preservation FormsIndustry: Oil & GasType: Industrial Engineering+15 more

Control Systems Analysis Inc.

Tiverton, RI

Clear, concise, dynamic modeling and simulation solutions for critical control systems.

WebsitePhone1 officeFounded 1985Updated Jun 2026

Service detail: Systems Engineering

Service: Systems EngineeringService: Discrete Event SimulationService: Ambiguity AnalysisIndustry: DefenseIndustry: NuclearType: Automation & Controls+16 more

Custom Engineering Solutions

Alpharetta, GA

An electrical, civil, and structural engineering corporation offering comprehensive utility and power services.

WebsitePhone2 offices3 leaders6 credentialsUpdated Jun 2026

Service detail: Substation Design and Relaying

Service: Substation Design and RelayingService: Physical Substation LayoutService: Protection and Control Panel DesignIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Civil Engineering+39 more

Dar Al Sayegh Engineering Consultants

Kuwait City

Innovative and sustainable engineering and architectural design solutions

WebsitePhone1 office5 projects1 leadersUpdated Jun 2026

Project: Kuwait Pedestrian Facilities Master Plan

Service: DesignService: ArchitectureService: Landscape ArchitectureIndustry: CommercialIndustry: RetailType: Architecture & Engineering+45 more

Design Point Engineering

Fort Collins, CO

Innovative and efficient mechanical, HVAC, and plumbing engineering services

WebsitePhone2 offices6 projects3 leaders4 credentialsSize Estimate: 1-9 employees

Project: Coyote Ridge Elementary School

Service: Mechanical EngineeringService: Boiler and Chiller SystemsService: Variable Air Volume (VAV) SystemsIndustry: EducationIndustry: Food & BeverageType: Mechanical Engineering+26 more

Einforme Inc

Bethesda, MD

Building and Supporting Planetary Science Instruments for Mars and the Moon

WebsitePhone2 offices4 projectsUpdated Jun 2026

Project: SAM Instrument Support (Curiosity Rover)

Service: Instrument Engineering and DevelopmentService: Systems Engineering and IntegrationService: Thermal EngineeringIndustry: AerospaceIndustry: SpaceType: Aerospace Engineering+10 more

Element 29 LLC

Tampa, FL

Multidisciplinary engineering for industrial, energy, and mission-critical systems.

WebsitePhone1 office19 projects1 leaders2 credentialsUpdated Jun 2026

Project: 20.5 MGD Reverse Osmosis System

Service: Process and Chemical EngineeringService: Process flow diagrams and P&IDsService: Mass and energy balancesIndustry: IndustrialIndustry: ManufacturingType: Process Engineering+108 more

Elkhorn Commissioning Group

Bozeman, MT

Committed Building Performance Researchers

Website4 offices6 projects9 leaders8 credentialsSize Estimate: 1-9 employeesUpdated Jun 2026

Project: Leon Johnson Hall Energy Upgrade

Service: New Construction CommissioningService: Owner's Project Requirements (OPR) DevelopmentService: Design Document ReviewIndustry: CommercialIndustry: HealthcareType: Mechanical Engineering+24 more

Fire & Risk Alliance

Rockville, MD

Engineering a Safer Future

WebsitePhone1 officeUpdated Jun 2026

Service detail: Fire Protection Engineering & Code Consulting

Service: Fire Protection Engineering & Code ConsultingService: Code ConsultingService: Fire Protection and Life Safety Narrative ReportsIndustry: AerospaceIndustry: DefenseType: Fire Protection Engineering+40 more

Fossil Energy Research Corporation

Laguna Hills, CA

Specialists in environmental and energy technologies

WebsitePhone1 officeFounded 1984Updated Jun 2026

Service detail: Catalyst Activity Testing

Service: Catalyst Activity TestingService: Bench-Scale Activity TestingService: Micro-Scale Activity TestingIndustry: Emissions ControlIndustry: Power GenerationType: Combustion Engineering+32 more

HF Designworks, Inc.

Boulder, CO

We make systems safer, more human, more effective, more efficient, and easier to use.

WebsitePhone1 office6 projects1 credentials1 publicationsFounded 2007

Project: FortiFly.ai - Next Generation Aviator Training Tool

Service: Human Factors ConsultingService: Optimizing Human Interaction With Complex SystemsService: Environments To Enhance SafetyIndustry: DefenseIndustry: AviationType: Simulation Engineering+21 more