Sun King Inc.

Sun King Inc., established in 1976 and based in Kahului, Maui with additional offices on Oahu and Kauai, is a leading local solar energy contractor serving Hawaii’s residential and commercial markets. As a third-generation family-owned business with nearly five decades of experience, Sun King specializes in the design, sales, installation, service and repair of high-quality solar electric systems—including photovoltaic panels for electricity generation—as well as solar hot water heaters and innovative solutions like solar air conditioning and pool heating.
The company also provides water treatment products to ensure clean water alongside clean energy. Sun King has built its reputation on quality workmanship using premium materials backed by manufacturer warranties. Their team stays current with renewable energy advancements to deliver cutting-edge solutions tailored to Hawaii’s unique climate needs.
Sun King was recognized with the 2009 Best of Hawaiian Islands Award by the U.S. Commerce Association for excellence as a local solar contractor—a testament to their commitment to customer service and community impact. With showrooms across three islands and comprehensive after-sales support, Sun King continues to help Hawaiians reduce utility costs while promoting environmental sustainability through renewable energy adoption.