
3 Phase Associates LLC
Chattanooga, TNElectrical Engineering and Consulting Services
Service detail: Electrical Engineering
Public engineering firm directory
Search engineering firm profiles built for buyers who need a shortlist, not a sales pitch.
64 results
Showing 1-24 of 64

Electrical Engineering and Consulting Services
Service detail: Electrical Engineering
Civil and Structural Engineers Montana
Project: Flathead Lake Engineered Septic System
Engineering with integrity & purpose.
Project: The Virginia Vanguard

Innovative Construction Solutions
Service detail: Program and Project Management

Powering Progress, Empowering Communities
Service detail: Transmission Line Engineering
We engineer & design systems for the reliability of the power grid.
Project: Solar & Wind Interconnects

Power Delivery Engineering built for real-world execution
Service detail: Transmission Engineering
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
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
We make buildings come to life
Project: Kirtland Air Force Base Microgrid Resiliency Project
CDM Smith is an engineering, construction, and environmental consulting firm headquartered in Boston, Massachusetts, with over 7,000 colleagues and 120+ offices worldwide. With 79 years of impact (founded circa 1947 as Camp, Dresser & McKee), it delivers engineering, construction, and environmental services spanning water and wastewater infrastructure, environmental remediation, transportation, energy, and federal and commercial facilities. CDM Smith's practices include drinking water, conveyance, wastewater, stormwater, environmental emerging contaminants, geotechnical and tunnels, MEP and fire protection, architecture, automation, transportation, energy, and climate resilience. It operates Trinnex, a wholly-owned software subsidiary offering the dataCAST SaaS platform and advanced analytics for environmental and infrastructure data management.
Project: PFAS Data to Decisions - U.S. Air Force (Dover AFB)

Planning and design with O&M in mind
Project: APG Electrical Distribution System Infrastructure Upgrade

Designing Today the Puerto Rico of Tomorrow
Service detail: Architecture
The Leader In Energy Infrastructure
Project: 350MW Data Center Power Generation & Substation Facility

Supporting America's Infrastructure
Project: Natural Gas Turbine Fleet Monitoring

Build with Confidence, Build with City Structural Group!
Service detail: Structural Analysis
Experience the power of partnership.
Project: 500MW Solar Farm Engineering & System Studies

Building Your Tomorrow!
Project: Mount Airy Casino Resort

Strategic Enterprise to Field System
Service detail: SCADA, Automation, and Control Systems Engineering

From Millivolts to Lightning Bolts, We Service It All!
Service detail: Commissioning & Acceptance Testing

Electrical and mechanical engineering solutions for energy, utility, and infrastructure projects
Service detail: Power Delivery Engineering
Collaborate. Innovate. Excel.
Project: City of Phoenix Transportation 2050 Program Support
Solar and energy storage engineering
Service detail: Solar and Energy Storage Engineering
Changing the Way the World Produces Power.
Project: Noble Solar