Founded in the early 1970’s as a partnership, the firm has grown and matured over the years into a professional corporation serving four western states. In January of 1980, we re-organized forming a professional corporation and have operated as such under a Montana charter ever since. We have also attained corporate licensing in Wyoming, and North and South Dakota. Spectrum functions as a professional corporation under Montana Law with Gary R. Levine, AIA as CEO and Kathleen L. Armstrong, AIA as President.