Universal Metal Marking Co. (UMMCO) is one of the largest and most diversified metal part marking service companies in the U.S. Founded in 1975, UMMCO is located in Paramount, CA and serves over 300 customers in 24 different industries in over 40 states and internationally, including Asia, Europe, and the Americas.  UMMCO is an AS9003 approved corporation offering over 30 different metal part marking services. Since acquiring Paramount Stamp Works in 1983, UMMCO also provides over 20 different inspection stamps. For nearly four decades, customers consistently turn to UMMCO as the leading expert in the metal part marking industry.  UMMCO is the definition of Value-Add. In many instances, customers all over the world see UMMCO as an extension of their businesses. Customers do not have to outlay unnecessary capital, time and energy to mark parts that have strict marking requirements. Instead, they repeatedly send their parts to UMMCO, knowing they will be Marked Correctly, Delivered Quickly, and Priced Reasonably.  As the most trusted and most diversified company in the metal part marking industry, UMMCO is the ONLY one-stop shop for all your metal marking needs.