It was incorporated in 1869 as the Masonic Mutual Relief Association of the District of Columbia .
The structure was built to house the Acacia Mutual Insurance Company , which was the only federally chartered life insurance company .
Acacia Mutual Insurance Company was incorporated in 1869 as the Masonic Mutual Relief Association of the District of Columbia .
The structure was built to house the Acacia Mutual Insurance Company , which was the only federally chartered life insurance company .