
3 Phase Associates LLC
Chattanooga, TNElectrical Engineering and Consulting Services
Service detail: Electrical Engineering
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Electrical Engineering and Consulting Services
Service detail: Electrical Engineering
Engineering Excellence for a Sustainable Future
Service detail: Systems Engineering & Integration

Designing America's Energy Lifelines
Service detail: Chemical and Process Design

Industrial Facility Engineering
Project: Calcium Carbonate Production Plant
Engineering with integrity & purpose.
Project: The Virginia Vanguard

When It Comes to Electrically Engineered Solutions, We Are Your Partner!
Project: Municipal Water Treatment Plant PLC Replacement

Innovative Construction Solutions
Service detail: Program and Project Management
Powering Your Vision With 35 Years of Experience
Project: Sky Harbor International Airport Utility Services
The New Standard in Reality Capture & 3D Visualization
Service detail: Geospatial Mapping & Drone Capture
Construction management and inspection services for infrastructure projects
Project: Caltrans, District 3 On-Call Construction Inspection Services; Highway 70 Widening

Engineers - Architects - Surveyors
Project: Chattanooga Terminal Expansion and Renovation
It's not just business...it's personal.
Project: Route 66 Bridge

Innovative Power Solutions
Service detail: Power Systems Engineering
Partnering with you to deliver innovative, reliable energy solutions that enhance lives and strengthen the grid.
Project: 230kV Transmission Line EPC

Power Delivery Engineering built for real-world execution
Service detail: Transmission Engineering

Applied Experience. Applied Engineering.
Project: Innovation Hall - IUPUI
Applied Geotechnical Engineering & Geologic Consulting LLC (AGEGC) is a geotechnical engineering firm founded in 2005 by Robin L. Warren, P.E., G.E., R.G. and based in Medford, OR. AGEGC specializes in geotechnical investigations for foundation design, retaining walls, slope stability, and seismic studies, and serves clients across Oregon, California, and the Pacific Northwest. Warren brings over 20 years of geotechnical and geologic experience, including forensic engineering, construction observation, and expert testimony for a wide range of public and private clients.
Project: Jackson County Bridge Replacements

The name you trust for power generation, transmission and distribution infrastructure engineering services
Project: Eversource Utilities Distribution Services
Astute Engineering, PLLC delivers comprehensive electrical engineering, power distribution design, system studies, and field services. Operating across Virginia, Maryland, Washington DC, and surrounding regions, the practice supports projects from initial feasibility and schematic phases through final installation, testing, commissioning, and commercial operations.
Project: DC Water Blue Plains Wastewater Treatment Plant
We create solutions for the built environment.
Project: Walmart Metro Atlanta Drone Delivery Operations Support

Client-focused, project-driven electrical engineering and consulting
Project: Mary Haughton 46 kV Transmission Line

Mechanical, Electrical, and Plumbing Engineering Consultants
Project: Sharp Chula Vista Emergency Department Transformation
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.
Service detail: Turnkey EPC Substations
Civil, Structural, and Power Utility Engineering Services
Service detail: Civil and Municipal Infrastructure