STI Solar: Kauai's Local Solar & Roofing Experts
Located in Lihue, Hawaii, STI Solar is a NABCEP-certified company that helps Kauai residents and businesses harness the sun's power. Since 2008, they've installed over 350 photovoltaic systems, offering solar panel installation, roofing services, and HVAC solutions. Their team understands Kauai's sunny climate and unique housing styles, making them a trusted local partner for energy savings.
Business Overview
STI Solar focuses on both residential and commercial projects across the island. Their installers receive ongoing training to stay current with industry standards. The company operates with extended hours, seven days a week, to accommodate customer schedules and provide timely service for maintenance and repairs.
Key Services
STI Solar handles a full range of solar and roofing needs. Their services are grouped to meet common homeowner and business requirements.
- Solar Installations: Adding panels or shingles to existing roofs, complete new system setups, and rooftop panel installations.
- System Support: Maintenance and repair for existing solar systems to keep them running efficiently.
- Energy Upgrades: Adding solar attic fans and battery storage options to further reduce energy costs.
- Roofing & HVAC: Integrated services that pair solar installations with roofing and heating & air conditioning work.
Areas Served
STI Solar serves communities across Kauai, including Kapaa, Lihue, Wailua Homesteads, Kalaheo, Hanamaulu, Puhi, Kekaha, Kilauea, Koloa, Eleele, Hanapepe, Wailua, Lawai, Anahola, Princeville, Omao, Poipu, and Kaumakani. Their team knows local building styles, from coastal homes to inland properties, ensuring installations work with Kauai's specific conditions.
Company History
Founded in 2008, STI Solar is a division of the Solar Training Institute. This background as a training provider gives them a unique focus on installer education and quality. They've grown by bringing affordable, high-quality PV systems to Hawaii, emphasizing customer service and reliable performance.
Leadership
While specific owner details aren't highlighted, the company's foundation in professional training speaks to its leadership's commitment to industry standards. Their local presence in Lihue, Hawaii, means they're invested in the community and understand the island's energy needs.
Specialties & Highlights
- NABCEP certification for all installations.
- Over 350 PV systems installed since 2008.
- Financing options available with no money down.
- Services include solar attic fans and battery storage.
- Continuous training for installers to maintain compliance.
Why Locals Choose STI Solar
Kauai residents and businesses pick STI Solar for their reliable, quality work and long-standing local presence. Their deep knowledge of solar, roofing, and HVAC makes them a single source for home energy improvements. With a focus on training and customer care, STI Solar in Lihue, Hawaii, provides solutions that fit the island's lifestyle and help reduce energy costs effectively.
Contact Information
STI Solar
: 3083 Akahi St Loft, Lihue, HI 96766
Business Services
- Add to existing system
- Add solar panels
- Add solar panels on roof
- Add solar shingles on roof
- Solar system installation
- Solar rooftop panel installation
- Solar shingle installation
- Solar system maintenance
- Solar system repair
Business Location & Hours
| Mon: | 8:00 AM - 8:00 PM |
| Tue: | 8:00 AM - 8:00 PM |
| Wed: | 8:00 AM - 8:00 PM |
| Thu: | 8:00 AM - 8:00 PM |
| Fri: | 8:00 AM - 8:00 PM |
| Sat: | 8:00 AM - 8:00 PM |
| Sun: | 8:00 AM - 8:00 PM |

