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Battery Energy Storage Systems (BESS)

Maximizing the Potential of Renewable Generation

Energy Storage Solutions for Your Industry

In today’s ever-changing power landscape, reliability is the cornerstone of a sustainable energy grid. Battery Energy Storage Systems (BESS) stand as the key to unlocking the full potential of renewable energy, ensuring a steady supply of power, and fortifying grid stability. Our skilled team of engineering experts at NEI provides a tailored, comprehensive solution to address the needs of the growing energy storage market, whether it’s seamlessly incorporated into a renewable energy project or implemented as a standalone installation.

Cutting Edge Adaptability

BESS Design Services

We offer multi-disciplinary engineering and design services that integrate and deliver optimized results customized to our client’s needs and objectives. Our major services include:

BESS Electrical

NEI’s team of experts offers a range of BESS electrical solutions crucial for maximizing renewable energy potential and ensuring grid stability, including:

  • MV & DC Design
  • Auxiliary Power Design
  • Equipment Specification
  • System Studies

BESS Civil

  • Grading
  • Stormwater Design
  • Permitting Support

BESS Structural

Our BESS structural team balances electrical and civil site requirements to provide optimized foundation designs with steel and concrete savings in mind. Our team can adapt to a variety of site conditions and can recommend the most efficient foundation types for your project. Our services include but are not limited to: 

  • Structural Analysis and Design
  • Foundation Design
  • Equipment Rack Design
  • Fence Details and Foundation Design
  • Secondary Oil Containment


  • BOP SCADA Design
  • Power Plant Controller (PPC)
  • Integration, Testing, & Commissioning

Standalone BESS

Recent market trends have bolstered the development of standalone battery energy storage systems. These cutting-edge solutions offer grid operators the flexibility to store excess energy during periods of low demand and discharge it when needed most. These systems provide a reliable and efficient way to stabilize the grid and integrate renewable energy sources, revolutionizing the utility scale energy landscape. NEI has the knowledge and experience to support standalone BESS projects of varying types and scales. 


Photovoltaic (PV) battery energy storage optimizes PV power production. By seamlessly integrating solar power generation with advanced battery and inverter technology, it ensures a constant, reliable energy supply. Whether your project requires AC or DC coupling, our experienced team is well-equipped to provide tailored engineering solutions.

Industrial BESS

Industrial battery energy storage is powering the future of industrial innovation by reducing energy costs and promoting sustainability. NEI can support a range of behind-the-meter applications for BESS, including integration into existing control systems. We understand the intricate details of strategic BESS integration to maximize reliability, offering engineering support from concept to commissioning.

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