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Engineering a Legacy of Expertise

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.


Optimized Power Plant Controls for Solar and BESS Power Plant Controls represent a critical component of every new solar plant…


Reliability and usability of data are essential for top plant performance, and in the world of renewable energy, this is…

Substation SCADA

Renewable Generation Vs. Load Management When exploring different types of substations, it’s essential to emphasize the central importance of SCADA…

Renewable Generation

Renewable Generation Services

Renewable Development

NEI has a dedicated renewable development team specializing in PV and BESS design stages from bid support to 0-30% The…

Utility Substations

Elevating Utility Substations with Tailored Solutions and Strategic Partnerships At NEI, we don’t just design substations; we forge partnerships with…

Renewable Substations

H2 Renewables represent the future of our energy infrastructure. However, for every megawatt of energy generated by wind or solar,…

Substation Design & Engineering

Future-Proofing Designs to Meet your Standards and Requirements Substation and switchyard engineering have always been NEI’s core expertise. With a…

Transmission Engineering & Design

Overhead, Underground, or Anywhere in Between. We Have You Covered. As power demands continue to grow across various industries, the…


Comprehensive Solar System Design: From Module to Point of Interconnection (POI) In the dynamic and rapidly evolving solar energy landscape,…

Battery Energy Storage Systems (BESS)

Energy Storage Solutions for Your Industry In today’s ever-changing power landscape, reliability is the cornerstone of a sustainable energy grid….

SCADA, Automation & Controls

Real-Time Data and Communication Networks at your Fingertips In today’s data-centric environment, SCADA (Supervisory Control and Data Acquisition) systems are…

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The Modern Standard It’s no secret that much of America’s grid is aging and desperately outdated.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. In the fast-paced electrical industry, staying updated on the latest technologies and infrastructures is crucial to…

Wind Engineering & 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

Comprehensive Engineering-to-Energization Support Embarking on an engineering project involves a series of critical steps, from procurement to construction, commissioning, and…

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