AMSMC was incorporated in 1989 to operate the facilities owned by Thomas R. Swanson and East Valley Storage Solutions Partnership. Since that time, the company has taken on a number of owned, third-party managed clients and affiliate management contracts.

Operating under the trade name of STORAGE SOLUTIONS, today the company has under its banner over 1.8 million square feet of rentable storage space and ranks 26th in the US on square footage managed.