Established in 1971, COR Enterprises is a disability services organization in Billings, Mont. The organization provides organizational employment, community employment and community supports services. It serves approximately 500 persons with disabilities every year. COR Enterprises has experience in serving bank, oil refineries, engineering firms, department stores and civic organizations. The organization works in partnership with nish, a nonprofit agency that creates employment opportunities for people with severe disabilities under the AbilityOne Program. Additionally, its document management services have the ability to handle mailing from start to finish.