Energy efficient lighting made easy

Lighting Audit Services - Lighting Retrofit Design - Supply Chain Management


No matter the project our lighting experts are there: municipal, industrial, healthcare, commercial, state, retail or institutional. 

NES' executives have over 50 years of experience in the lighting industry and have retrofitted over 20 million square feet of space.  

With a deep understanding of utility efficiency programs, construction logistics, and manufacturing nuances, NES is the premier distributor for ESCOs and end-users alike.

Featured Products


Mountain View and Meadow Brook Schools LED Retrofit

Annual Savings: ​$26, 278

Read the project story here 

Project spotlight

  • Partner distributor of:
  • MassSave
  • Energize CT
  • Duquesne Lighting Co.
  • ESCO Logistics and Support Team
  • ​​Contractor Supply and Consulting 
  • Schools: K-12 and Universities
  • Restaurant and Hospitality
  • ​Assisted Living and Healthcare
  • Office and Meeting Space
  • Retail

Programs & Markets

National Efficiency Supply

Don't have the in-house expertise or bandwidth to properly design your lighting retrofit?  We will provide you with calculation, utility-approved savings photometric layouts, and a bill of materials.

NES knows that the flow of materials can make or break a job.  We can receive materials at our warehouse and job-pack skids for delivery to your site when and how it is convenient to you.

After your project is done, we'll still be here.  We will make sure that you have realized all utility incentives, and we will manage any warranty issues quickly and effectively for you.

​​National Efficiency Supply offers full lighting audit services, which can be utilized by ESCOs and end-users.  An accurate survey of a facility's existing system ensures the right LED fixtures and lamps are specified.