ACRA strives to embody aspen's 'DEFY ordinary' mentality by providing programs and incentives that help our members to prosper. Since its creation in the 1970's, ACRA has worked to create and support an environment for aspen to thrive. Our mission is to attract visitors to the resort, foster a dynamic aspen experience and provide valuable member benefits to support a sustainable local economy.our membership of 700+ organizations represents 75 percent of the local workforce, with members coming from throughout the roaring FORK valley and beyond.