a next generation Stilwell Solar technician in truck giving a thumbs up

About Us


Stilwell Solar has been installing pool heating systems and providing service in Lee, Collier and Charlotte counties since 1981. We have a long history of satisfied clients as well as the knowledge and experience to complete quality solar installations and related repairs. We have installed over 25,000 systems and can provide you with references in your neighborhood. Our company information can be verified with state, city & local county officials.


State of the art products, superior design and craftsmanship, and 30 years of experience set Stilwell Solar apart in the solar energy field. Our solar pool heating systems are designed for aesthetics, efficiency, longevity, as well as the highest safety and environmental standards. We do not subcontract out any work on our solar system installations. The quality of our work starts with our well-trained team. Stilwell Solar is proud to be a drug-free work place.


Service after the sale is just as important as the installation. We offer great service and an experienced team, in addition to offering prompt and reliable service when you need it. Our company is large enough to provide great service and small enough that every customer is important to us.


We offer high performance, energy efficient pool heating systems, and top of the line solar systems to residents and builders. We have excellent long-term relationships with our suppliers insuring accurate quotes. Our manufacturing partners offer the very best equipment for use in our installations. We carefully research the parts and equipment offered to select the best quality and value for our customers. The components of our solar pool heaters and pool heating systems are AMERICAN-made products.


Stilwell Solar is properly licensed, insured and registered to complete all types of residential & commercial pool heating and solar installations in Collier, Lee, and Charlotte Counties. We hold a State Certified Solar Contractor License #CVC56669 and #CVC57212, as well as a State Certified Pool/Spa Contractor License #CPC1457878.

State of Florida Pool/Spa Contractor License valid until August 31, 2024
State of Florida Solar Contractor License valid until August 31, 2024
State of Florida Solar Contractor License for Kelly Miller Expiring August 31, 2024

Doing the Research?

Properly licensed by the State of Florida?

Don’t Take Our Word for It…

Collier, Lee and Charlotte County highlighted on Florida map

Areas We Service

Our Southwest Florida Service Areas Include:

  • Marco Island
  • Naples
  • Golden Gate
  • Ave Maria
  • Bonita Springs
  • Estero
  • Fort Myers
  • North Fort Myers
  • Cape Coral
  • Lehigh
  • Sanibel
  • Punta Gorda
  • Babcock Ranch
  • Port Charlotte
  • Rotonda
  • Deep Creek