GREAT SOLAR WORKS!, INC. was started in January, 1988, then known as Tri-Wind Energy Products, as a company specializing in designing and installing off-grid PV systems in Washington State's Puget Sound region. From 1988 to 1995 Dana Orzel and his company designed and installed over 85 off-grid PV systems, solar powered water pump systems in tandem with wind & hydro-electric assistance.

In 1995 the company was relocated to Colorado and in 1996 was incorporated as Great Solar Works! Inc. Great Solar Works! has been very active in the design, installation, service and repair of micro- to super-sized PV, solar hot water, wind, and water pumping sytems for grid-tied and off-grid enterprises. Since 1996 Great Solar Works! has designed and installed over 200 residential, commercial, and governmental power and heating systems in Colorado, New Mexico, Utah, California, and even the Nicoya Peninsula in Costa Rica.
 
Members of our design, installation, and servicing team are certified by: