Marriott Employees' Federal Credit Union is a non-profit cooperative financial institution owned entirely by its members and operated for the benefit of all who belong. Founded in 1953, it is chartered and supervised by the Federal Government via the National Credit Union Administration and federally insured by the National Credit Union Share Insurance Fund.

Membership is open to current and retired employees and family members of Marriott International, Inc., Host Marriott Corporation, Host Marriott Services Corporation and Sodexho Marriott Services Corporation.