
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
Full-service Mechanical, Electrical, Plumbing Engineering and Commissioning Firm
Service detail: Mechanical Engineering

Providing Engineering Solutions for Sustainable Infrastructure
Project: Lummus Park Waterfront Redevelopment
Civil and Structural Engineers Montana
Project: Flathead Lake Engineered Septic System

Designing America's Energy Lifelines
Service detail: Chemical and Process Design
Analytical HEAVY Lifting
Service detail: Worst-Case Circuit Analysis (WCCA)
AKRF is a multidisciplinary consulting and engineering firm with more than 400 employees across 16 offices and remote locations nationwide. It provides integrated environmental, planning, engineering, and technical services to clients in land development, transportation, energy, and water sectors. AKRF's expertise spans environmental impact assessment, civil engineering, traffic and transportation planning, acoustics, geotechnical engineering, water resources, site remediation, landscape architecture, and climate resilience and adaptation.
Service detail: Environmental Services
Powering Your Vision With 35 Years of Experience
Project: Sky Harbor International Airport Utility Services

Engineering Excellence
Project: Casper's West Belt Loop Road

Utility Engineering & Infrastructure Design
Service detail: Utility Engineering Design
Advanced Numerical Solutions LLC provides specialized numerical modeling and simulation services, with expertise in finite element and boundary element methods, contact mechanics, gear contact analysis, and acoustics. It develops proprietary numerical codes and delivers engineering consulting services for clients requiring advanced computational analysis.
Service detail: Custom Numerical Modeling

Powering Progress, Empowering Communities
Service detail: Transmission Line Engineering

Innovative Water Resource Engineering
Project: Municipal Sequential Batch Reactor Wastewater Treatment Process

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
We engineer & design systems for the reliability of the power grid.
Project: Solar & Wind Interconnects
Partnering with you to deliver innovative, reliable energy solutions that enhance lives and strengthen the grid.
Project: 230kV Transmission Line EPC

Water | Wastewater | Stormwater
Project: Copamarina Beach Resort & Spa WWTP

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

Engineering Solutions Across Industries, Built on Precision
Service detail: Foundation Mapping
Fresh ideas from dedicated water and wastewater experts.
Service detail: Wastewater Engineering

Consulting Engineers
Project: Highway 61 and Liberty Road Lighting Project

Solutions to your Challenges
Service detail: Civil and Site Design