Public engineering firm directory

Find engineering consulting firms by capability and location.

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3 Phase Associates LLC

Chattanooga, TN

Electrical Engineering and Consulting Services

Website1 office2 credentialsFounded 2016Size Estimate: 10-49 employeesUpdated Jun 2026

Service detail: Electrical Engineering

Service: Electrical EngineeringService: Power System CalculationsService: Arc Flash AnalysisIndustry: UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+31 more

A & M Engineering and Environmental Services, Inc.

Tulsa, OK

Providing Quality Services for Over 30 Years

WebsitePhone4 offices5 projects2 credentialsFounded 1984Updated Jun 2026

Project: Cumberland Levee Repair at Lake Texoma

Service: Construction & Remediation ServicesService: Landfill ConstructionService: Impoundments & Water StructuresIndustry: Environmental & RemediationIndustry: FederalType: Environmental Engineering+72 more

ABAM Engineers Inc.

Houston, TX

Driving Innovation and Digitization in Engineering

WebsitePhone2 officesUpdated Jun 2026

Service detail: Civil and Infrastructure Engineering

Service: Civil and Infrastructure EngineeringService: Site Analysis and DesignService: Site Master PlanningIndustry: CommercialIndustry: IndustrialType: Civil Engineering+38 more

AEPC Group, LLC

Santa Clarita, CA

We build confidence

WebsitePhone1 office1 projects4 leadersUpdated Jun 2026

Project: Offset Success for Aviation Client

Service: ArchitectureService: Schematic and Conceptual Design DevelopmentService: Construction Documents and SpecificationsIndustry: AerospaceIndustry: AviationType: Architecture & Engineering+40 more

AGRA Industries, Inc.

Merrill, WI

Design-build general contractor, steel fabricator, and equipment manufacturer for industrial agricultural facilities.

WebsitePhone1 office1 credentialsFounded 1962Updated Jun 2026

Service detail: Design and Engineering

Service: Design and EngineeringService: EPCM and Design-Build DeliveryService: Scheduling & ProcurementIndustry: AgricultureIndustry: Food & BeverageType: Industrial Engineering+22 more

ARM Group LLC

Hummelstown, PA

Precise. Responsive. Solutions.

WebsitePhone1 office1 projects8 credentialsFounded 1998Size Estimate: 250-500 employees

Project: Annapolis Landfill Solar

Service: Civil Engineering & Land SurveyingService: Site Planning & EntitlementService: Site Plan DesignIndustry: CommercialIndustry: RetailType: Automation & Controls+52 more

ASI Industrial

Billings, MT

Build On Our Experience

Website1 office1 projectsUpdated Jun 2026

Project: KSU Grain Science Project

Service: Engineering & DesignService: Process EngineeringService: Civil Engineering & DraftingIndustry: AgricultureIndustry: IndustrialType: Process Engineering+14 more

ATSI, Inc.

Amherst, NY

Changing the World Since 1977

WebsitePhone1 officeFounded 1977Size Estimate: 10-49 employeesUpdated Jun 2026

Service detail: Front-End Engineering & Design (FEED)

Service: Front-End Engineering & Design (FEED)Service: FEL-1: Conceptual Engineering & FeasibilityService: FEL-2: Planning & Specification DevelopmentIndustry: Renewable EnergyIndustry: ChemicalsType: Process Engineering+39 more

Acropolis Engineers

Raleigh, NC

Engineering. Delivered.

WebsitePhone2 offices1 projects4 leaders1 credentialsFounded 2014

Project: Critical Process Equipment SCADA Monitoring System

Service: Equipment Optimization & MaintenanceService: Equipment Installation & CommissioningService: Preventative & Scheduled MaintenanceIndustry: Automation & ControlsIndustry: Life SciencesType: Automation & Controls+14 more

Alliance Engineers & Project Consultants

Beaumont, TX

Multidisciplined EPCM

WebsitePhone1 office5 projects1 leadersSize Estimate: 50-200 employeesUpdated Jun 2026

Project: Bringing Ground-Breaking Water-from-Air Technology to Market

Service: Project DevelopmentService: Phased Front-End LoadingService: Front-End Engineering DesignIndustry: Carbon CaptureIndustry: ChemicalsType: Automation & Controls+43 more

Ambitech Engineering Corporation

Ambitech Engineering Corporation is a full-service provider of engineering design services with deep expertise in Front-End Loading (FEL/FEED) work. For clients wanting an integrated delivery model, Ambitech's position as part of Zachry Group gives clients the option to transition from FEED into a fully integrated, construction-led EPC model. It has 35 years of experience serving the Energy & Chemical, Food & Beverage, Pharma & Biotech, and Manufacturing industries.

WebsiteUpdated Jun 2026

Service detail: Front-End Loading / FEED Engineering

Service: Front-End Loading / FEED EngineeringService: Engineering Design ServicesService: EPC Transition SupportIndustry: Oil & GasIndustry: ChemicalsType: Process Engineering+5 more

Ampirical

Partnering with you to deliver innovative, reliable energy solutions that enhance lives and strengthen the grid.

Website3 projects1 credentialsSize Estimate: 250-500 employeesUpdated Jun 2026

Project: 230kV Transmission Line EPC

Service: Substation EngineeringService: Full physical, civil, structural, and P&C designService: Grounding, shielding, and lightning protectionIndustry: Electric UtilitiesIndustry: Power GenerationType: Automation & Controls+58 more

Anchorpoint Engineering Inc

College Station, TX

Power Delivery Engineering built for real-world execution

Website4 officesUpdated Jun 2026

Service detail: Transmission Engineering

Service: Transmission EngineeringService: Line Design and ModelingService: PLS-CADD Modeling and AnalysisIndustry: Power Transmission & DistributionIndustry: Electric UtilitiesType: Power & Utility Engineering+39 more

Apex Engineering, PLLC

Calvert City, KY

Apex Engineering, PLLC is a full-service multi-discipline engineering firm headquartered in Calvert City, Kentucky, incorporated in 1974. Through its family of companies - Apex Controls Specialists and Apex Modular Extrusion Systems - it provides engineering, automation, and design-build services for industrial clients. Clients include major producers of specialty chemicals, polymers, refrigerants, nonferrous metals, coal, aggregates, electric power, rubber, elastomer products, pulp, and paper.

WebsitePhone2 officesFounded 1974Updated Jun 2026

Service detail: Specialty Engineering

Service: Process EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: ChemicalsIndustry: MetalsType: Civil Engineering+35 more

BIOFerm Energy

Madison, WI

Your Renewable Energy Partner

WebsitePhone1 office4 projectsFounded 2007Updated Jun 2026

Project: Rosendale Dairy Anaerobic Digester

Service: Anaerobic Digestion SystemsService: CSTR DigesterService: Dry Fermentation SystemIndustry: AgricultureIndustry: WastewaterType: Process Engineering+12 more

BSI Engineering

Customer Centric. Industry Experts. Inspired Solutions.

Website5 projectsSize Estimate: 250+ employeesUpdated Jun 2026

Project: Transforming Aviation Testing Facilities for Enhanced Performance

Service: Process EngineeringService: Process OptimizationService: DebottleneckingIndustry: ChemicalsIndustry: PharmaceuticalType: Process Engineering+22 more

Beta Engineering

Pineville, LA

Beta Engineering is a high-voltage EPC firm that designs, procures, and constructs substation and transmission line projects across the US for utilities, renewable developers, data centers, and industrial customers. Founded in 1975 as part of the Crest Industries family of companies, Beta delivers turnkey EPC solutions and factory-built substations under its Agile by Beta product line, and has helped clients connect more than 6,000 MW of renewable energy to the grid.

WebsitePhone1 officeFounded 1975Updated Jun 2026

Service detail: Turnkey EPC Substations

Service: Turnkey EPC SubstationsService: Factory-Built SubstationsService: Engineering ServicesIndustry: Electric UtilitiesIndustry: Power Transmission & DistributionType: Electrical Engineering+4 more

Black & Veatch

Building a World of Difference®

WebsiteSize Estimate: 13,000 employeesUpdated Jun 2026

Service detail: Fuels

Service: Infrastructure AdvisoryService: ConstructionService: Power GenerationIndustry: Power GenerationIndustry: Power Transmission & DistributionType: EPC+22 more

Bowen Engineering

Indianapolis, IN

Bowen Engineering is a self-performing general contractor and EPC firm headquartered in Indianapolis, Indiana, that delivers water, wastewater, energy, and industrial construction projects nationwide. With operation centers across the country and a staff of degreed engineers paired with experienced craft, Bowen has constructed over 1,000 treatment facilities and is a recognized leader in PFAS, PFOS, and PFOA constituent removal.

WebsitePhone8 offices5 leaders4 credentialsUpdated Jun 2026

Service detail: EPC / Design-Build

Service: EPC / Design-BuildService: Self-Perform ConstructionService: Site WorkIndustry: Water SupplyIndustry: WastewaterType: EPC+8 more

Bray and Bry Intl LLC

Istanbul

Multidisciplinary engineering, procurement, and construction management solutions

Website1 officeSize Estimate: 3,200+ employeesUpdated Jun 2026

Service detail: Engineering and Design

Service: Engineering and DesignService: Procurement and LogisticsService: ProcurementIndustry: IndustrialType: EPC+8 more

Bromgrove

Brighton, GA

Providing Engineering, Procurement, Construction and Management solutions globally

Website3 offices3 projects1 leadersFounded 2010Size Estimate: 45 employeesUpdated Jun 2026

Project: WEXMAC 2.0

Service: Engineering ManagementService: International Standards and Code ComplianceService: PEB/LEB Structures with In-House MICC ABMIndustry: FederalIndustry: DefenseType: Civil Engineering+80 more

Burns & McDonnell

Making Our Clients Successful

Website4 projects1 leaders1 credentials1 publicationsFounded 1898Updated Jun 2026

Project: Replacement Passenger Terminal

Service: Engineering DesignService: Civil and structural engineeringService: Mechanical, electrical, and plumbing (MEP) engineeringIndustry: Power GenerationIndustry: Power Transmission & DistributionType: Architecture & Engineering+29 more

Burrow Global, LLC

World-Class EPC Services, Built for Your Success

WebsiteUpdated Jun 2026

Service detail: Engineering, Procurement, and Construction

Service: Engineering, Procurement, and ConstructionService: Automation & DigitalService: Engineering & DesignIndustry: Oil & GasIndustry: Data CentersType: EPC+14 more

CAT Technologies, LLC

Willoughby, OH

Turnkey Industrial Dust Collection and Vacuum Systems

WebsitePhone1 officeUpdated Jun 2026

Service detail: Air Pollution Control and Environmental Systems

Service: Air Pollution Control and Environmental SystemsService: Industrial Dust Collection SystemsService: Air Filtration and Mist EliminationIndustry: MetalsIndustry: ManufacturingType: Process Engineering+24 more