Description Mutual Service Corporation (MSC) assists independent financial advisors throughout the US by offering broker-dealer services, as well as customized business development, training, communications, and technological support. It also provides access to mutual funds, variable annuities, and other financial products. MSC is registered to operate in all 50 states and serves more than 1,200 financial professionals. Founded in 1969, the company was acquired by Pacific Mutual Distributors in 1987 and became a subsidiary of Pacific Mutual Holding Company. LPL Financial, one of the nation's largest independent-contractor broker-dealers, acquired MSC for nearly $100 million in 2007.