Headquartered in the Vail Valley for over a quarter of a century, R.A. Nelson & Associates, Inc. has set the standard in mountain construction throughout the Rocky Mountain West. Formed in 1976 by R.A. "Chupa" Nelson, the company has gradually expanded into Aspen/Snowmass, Telluride, Breckenridge, Keystone, Copper Mountain and Lake Tahoe, California. The company is comprised of 100-plus full-time professionals and craftsmen, as well as project managers, superintendents, engineers, carpenters and a full-time safety director.