Montana Advanced Caregivers is one of the longest-running vertically-integrated medical marijuana facilities in the country. Owners Rich and Jason have been friends since high school and were even growing together back in the day. In 2008 that they came together again in this new marijuana endeavor.MAC currently operates two stores in Billings and one in Laurel. Since the beginning, the focus has been to offer the highest quality craft cannabis flower, with dozens of strains available every day. We also carry a variety of edibles in varying strengths for nonsmoking patients. Those who want something stronger can choose from flavorful clean concentrates, clear distillate, and RSO.