Windsine Inc. is a worker owned and operated full service renewable energy design and installation company located on the East End of Long Island.

Solar (Photovoltaic) and Wind are our specialty! We offer the highest level of technical experience that you'll find on Long Island.

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Windsine specializes in:

  • New System Design, Engineering, & Installation
  • Residential, Commercial, & Agricultural Applications
  • Grid-tied and Stand-alone Systems
  • Service (Troubleshooting and Maintenance) on Existing Systems
  • Consulting for PV and Small Wind Initiatives
  • Education & Do-It-Yourself Training

First, you may want to bring yourself up to speed with our informational sections Solar 101 and Wind 101.

Upcoming Courses & Lectures

  • There are currently no courses open for registration.

Our Mission

We strive to provide our customers with the knowledge they need to manage their specific energy requirements. Selling the best system does not mean selling the biggest system.

One must consider:

  • Energy Consumption and Conservation
  • Solar Panels vs. Wind Turbine vs. Hybrid
  • System Expectations: Location is everything!
  • Budget & Time
  • Rebates & Incentives (View the Incentives.)

After one consultation, you'll walk away with the power to choose the system that's best for your property and your energy needs.

Windsine Inc. is a RELI and LIPA approved contractor that is fully licensed and insured. The company is a member of the Long Island Solar Energy Industries Association: A NYSEIA Task Force (LISEIA) and of the New York Solar Energy Industries Association (NYSEIA). Browse the Certifications.

President, Roy Rakobitsch, has attained national Small Wind and PV installer certifications through NABCEP, the North American Board of Certified Energy Practitioners. He is an approved Eligible Installer under NYSERDA's Wind Incentive Program. Roy is also a member of the Interstate Renewable Energy Council (IREC). Locally, Roy has been instrumental in helping many East End towns write and adopt local code for the implementation of renewable technologies. Additionally, Roy Rakobitsch has served as advisor to LIPA for the implementation of its Small Wind Rebate Program, which is currently in effect.

Read More About Windsine. But first, watch our videos...