Kauai's Expert Solar and Renewable Energy Systems Contractor

Renewable Energy Technologies

Renewable Energy Technologies (RET) is the renewable energy division of Nathan Wood General Contractor.  RET specializes in the design and installation of residential and commercial solar electric systems.  RET's focus is to provide the highest quality equipment and engineering expertise in the solar market.  Whether a system is 4 panels or 4,000 panels, it is designed and engineered with the same quality and professionalism.  With decades of combined experience, RET understands all aspects of solar PV installation - from structural analysis of the building and electrical, to waterproofing and mounting hardware, and everything in between.



Renewable Energy Services

Solar PV Systems 

  • Roof-Mount
  • Ground-Mount
  • Canopies/Structures
  • Solar Carports 
  • Tesla Powerwall Batterys 
  • Grid-Tied, Off-Grid, Battery Back-up Systems
  • Solar Air Conditioning & Solar Attic Fans
  • Solar Car Charging Stations

Solar PV Services

  • Design & Engineering
  • Solmetric SunEye Assessments
  • Installation
  • County Permitting
  • KIUC coordination




  • Licensed General Contractor (BC-31122)
  • Licensed Solar Power Systems Contractor (BC-31122)
  • Licensed Electrical Contractor (BC-31122)
  • Licensed Electrical Engineer (PE-13970)
  • Professional Design and Engineering Services
  • County of Kauai Permitting and Utility Interconnection Agreements 







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