 The company raised $28.8 million and grew its restaurant base to 9 locations by December 31, 2005.By 2014, Kona Grill had grown to 26 restaurants in 17 states.In 2014, it saw same-store sales growth in 14 out of its past 15 quarters with an increase of 6.2%, ranking the concept in the top quartile of the casual dining segment and marking it as one of the fastest growing restaurants that year.