Mission Statement For over 25 years Montana Claims Service has been the leader in the region by offering prompt, cost effective, efficient, high quality claims investigation and adjustment to the insurance industry, utilizing highly qualified, educated and experienced professionals. MCS maintains its advantage as a leader by providing continuing education courses to its professionals and support staff. MCS provides leadership roles in regional and state adjusters organizations. MCS utilizes state-of-the-art computer technology and software applications. MCS answers emergency calls 24 hours per day over the entire states of Montana and Wyoming Montana Claims Service was originally incorporated in Billings, Montana in 1982. The Missoula office was opened in 1983. In the late 1980's the decision was made to expand in order to offer statewide coverage. Offices were opened in Miles City, Great Falls, Kalispell and Bozeman.