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Twin Tier Solar and Wind, LLC

Why Twin Tier Solar Should be Your Solar Partner

"Twin Tier Solar is a family-owned and operated company. We are local to the Southern Tier, based in Elmira Heights, and all of our employees live, work and contribute in this area. We believe in solar, we use it at our headquarters, and we stand behind our work." - Lindsay Mills, president.

Twin Tier Solar is an experienced and well-qualified solar installation company. To date, we have installed more than 4.5MW of solar in the Southern Tier Area of New York. That's enough solar to power about 750 homes. We've installed solar for large solar farms, commercial businesses and residential.

Twin Tier Solar is local to the Southern Tier. We are headquartered in Elmira Heights, and we have offices in Ithaca and Endwell.
- We hire locally and support the local economy
- Our installation project managers are NABCEP-Certified and our installers are highly trained
- We sell only high-quality products
- We stand behind our work

Our parent company, John Mills Electric is an established staple in the Southern Tier, and has been in business since 1946. At any given time, the company employs approximately 150 electrical contractors.

It's good to have an established electrical contractor on your team when it comes to solar.

With Twin Tier Solar you can rest assured knowing that:
- You're system incorporates the best materials
- You're system has been installed by highly trained and experienced professionals
- You're system is backed by a local and established company
Twin Tier Solar and Wind, LLC logo
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About Twin Tier Solar and Wind, LLC

For individuals and businesses wanting to save money on their energy bills, and at the same time recapture some of their federal and state income taxes, Twin Tier Solar provides the comprehensive alternative energy solutions that you are looking for.

Twin Tier constantly seeks out the best and latest solar technologies and provides them to customers at a competitive and affordable price.

Unlike other alternative energy companies, Twin Tier uses only high quality products, installed by our own professionally trained technicians, ensuring that our customers get the very best product possible.

Visit us today at

Twin Tier Solar
18136 Grand Central Avenue
Elmira Heights, NY 14903
(607) 734-1029
Phone Number

Services Offered

  • Installation
  • Financing
  • Energy Auditing
  • Electrical Contracting
  • Solar Repair & Maintenance

Workmanship Warranty

Twin Tier Solar and Wind warranty workmanship for a period of 10 years from completion of installation. Workmanship constitutes: the attachment, fastening, connecting and condition of electrical devices that are part of the original installed system. Workmanship warranty ensures that the original installed system is installed per applicable codes, permits and regulations.


Master Electrician Licenses for Rochester, Binghamton, Endicott and Johnson City.


Workers Compensation and Employers Liability in accordance with statutory requirements of the State of New York


New York State Journeyman Wireman Certificate

What Customers Are Saying

4 reviews
Average Rating 4 review(s)
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Happy Customer

We are very happy with our solar panels from Twin Tier Solar & Wind. The installation and commissioning over a year ago went very smoothly and they are still very responsive whenever we have a question or concern. Our generation in 2016 exceeded the annual production estimate.

Posted by ugoers on Mar 26, 2017
No Suprises

The system has been ioperating for just over a year with NO problems & energy cost reductions exactly as advertised. We're very happy we decided to go solar

Posted by wstuart on Mar 03, 2017
Here Comes The Sun

I've been very happy with the work Twin Tier Solar and Wind performed on my roof in Horseheads NY. The quality and their expertise was just what I was looking for and I'm so happy seeing my monthly electric bills decrease dramatically. Thank you Twin Tier Solar and Wind!

Posted by wmuuse on Mar 02, 2017
Fast and Efficient

Twin Tiers Solar did a great job for us. They communicated well, did what they said they would do and in a timely manner. We would recommend them.

Posted by schamel57 on Mar 01, 2017



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