Colorado Stone, Sand & Gravel Association
The Colorado Stone, Sand & Gravel Association (CSSGA) is a Colorado based not for proﬁt organization representing the interests of the state’s aggregate mining industry. Founded in 1956, the CSSGA is a member driven organization that works with state and local governments, regulatory agencies, and the Colorado community to continue improving and growing the aggregate mining industry. CSSGA also educates the aggregate community about environmentally friendly products and practices. Interested in joining ?