Mr. Burrell and Mr. Kao began developing domestic versions, introducing GPS systems for cars, in 1998. Garmin went public in 2000, and Mr. Burrell served as CEO until 2004. He still serves as Chairman Emeritus, with Min Kao serving as acting Chairman. He currently owns over 15% of the company. Garmin is based in Kansas City and is known for its face-to-face customer service model.