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Engineering a Legacy of Expertise

Put simply, the reason NEI is in business is to design world-class electrical solutions that power the next generation of high-voltage infrastructures.

Dedicated to Quality

Solutions Catered to Your Needs

NEI arms clients with cutting-edge solutions for reliable power today and into the future. NEI maintains a cross-disciplinary, big-picture perspective while having intimate knowledge of the details when it comes to the development, design, construction, and O&M of electrical power infrastructure.

Substation Design & Engineering

Future-Proofing Designs to Meet your Standards and Requirements Substation and switchyard engineering is, and always has been, a core function…

Transmission Line Design

Overhead, Underground, or Anywhere in Between. We Have You Covered. Spanning across all industries, increased power requirements are driving demand…

Photovoltaic (PV) Design

Design from Module to POI In today’s rapid and ever-changing solar energy industry, experienced engineering partners are critical to success. The…

Battery Energy Storage Systems

Storage solutions for continuous energy In today’s dynamic and ever-evolving power grid, and with the continued growth of renewable energy,…

SCADA, Automation & Controls

Real-Time Data and Communication Networks at your Fingertips SCADA systems play a crucial part in today’s data-driven world. From owners…

Grid Modernization

The Modern Standard It’s no secret that much of America’s grid is aging and desperately outdated. Thanks to rapid advancements…

3D Modeling & BIM

Improved Quality Design with Budget and Timeline in Mind Today construction, engineering, utility, and design firms need better designs to…

Electrical Studies

System Performance and Reliability Through Studies An optimized design that balances reliability and cost requires strategically selecting required power system…

Distribution Design

Define, Design, and Implement. The fast pace of the electrical industry requires constantly staying updated on the recent technologies and…

PV Medium Voltage Collection Systems Design

Analysis of the Best Solutions For Collection Systems The MV collection system, which routes power from wind turbines or inverters…

Civil & Structural

Seamless Integration from Concept to Construction-ready Designs When it comes to planning and executing electric power projects, civil and structural…

Field Services

Fully Integrated Engineering-to- Energization Product and Project Management Initiating an engineering project is a multi-step process that flows from procurement…

Industries We Serve

Advancing The Grid

Our teams of experts are integrated across multiple engineering scopes, including electrical, civil, and structural, and through all the phases of a project lifecycle, from concept through implementation. Regardless of the industries we serve, we provide complete and multidisciplinary solutions that are reliable and forward-looking.  Committed to delivering unique designs for each project and client,  we are flexible and nimble within the constraints of each project.


Advancing The Grid

The grid of the future is here. We know because we’ve been designing and field commissioning renewable energy solutions since the early 1980’s. As renewables accelerate, trust the team who’s been there from the beginning.





Electrical Utilities

Reliable Power Delivered

End-to-end solutions are designed with your standards in mind. Providing safe, reliable, and resilient power ensuring that the lights stay on in the communities you serve.

Investor Owned Utilities

Cooperatives & REAs


Industrial Applications

Customized Infrastructure Engineering

Meeting demand for exponential growth among new technologies often starts with massive available power resources. Then, it takes expertise to bring the right electrical solutions to end users. NEI has the knowledge to support multiple industries and the innovation to design the right solutions.

Data Centers




We’ve Got Your Back – We’ve Been There

Since 1982 NEI has delivered designs that meet our client’s highest expectations and needs. Everything from design options to commissioning, NEI is your partner in solving your most complex challenges. We focus on every detail to build the most reliable and efficient systems.


Years of Experience


Employee Locations


GW Designed


States & Countries We’ve Worked In

Electric Power Engineering Solutions Catered to Your Needs