Pretech Engineering, Inc.

Apollo Metal Spinning Co., Inc.

Since 1963, our founder George Di Matteo has built Apollo Metal Spinning Inc. as one of the premier metal fabrication companies in Southern California handcrafting quality metal products for a variety of industries with quick lead times and unmatched customer service. Every potential client is given the same time, attention, and effort no matter how big or small the job. For the past fifty-six years, Apollo has continued to grow and thrive in the metal spinning industry by following one basic yet meaningful principle; to treat every customer like family.


When choosing Apollo as the source for your metal spinning and stamping services, we guarantee to deliver only the highest quality parts with 100% satisfaction. We have the capabilities to mass produce thousands of parts of all shapes using material as thick as .125 inches with blank sizes maxing out at 72 inches. We specialize in both short and long run production, close tolerances, high volume, prototypes, various commercial/industrial More... parts and the creation of low-cost tooling and dies. Apollo Metal Spinning Inc. handcrafting quality parts in America for fifty-six years.

Z-Tronix, Inc.

Golden State Engineering, Inc.

Industrial Tool & Die Design Inc

Universal Metal Marking Co.

Universal Metal Marking Co. (UMMCO) is one of the largest and most diversified metal marking 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 AS 9003 certified corporation offering over 30 different marking services Since acquiring Paramount Stamp Works in 1983, UMMCO also provides over 20 different inspection stamps and marking devices. For nearly four decades, customers consistently turn to UMMCO as the leading expert in the 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.
 More... As the most trusted and most diversified company in the metal marking industry, UMMCO is the Only one-stop shop for all your marking needs. 


 No other company has the RANGE of UMMCO in the following categories:


 Number of Marking Methods: 32 (including Laser Etching, CNC Engraving, Electrochemical Etching, Roll Stamping, Hot Stamping, Knurling, Dot Peening, Vibro Peening, Diamond Scribing, Pad Printing, Ink Marking, Silkscreening and Die Manufacturing).


 Number of Customers: 300+


 Number of Industries: 25+ (including Aerospace, Military, Defense, Oil & Gas, Medical Equipment, Auto, Industrial, Retail, Wineries, Entertainment, Food & Beverage, Utilities, Chemicals, Government, Agricultural, Fashion, Textiles, Construction, Steel Fabrication, and Telecom).


 Size of Customers: Sole Proprietors to Fortune 500 Companies.


 Quality Tolerances: General marking instructions to 0.001" in strict Aerospace Specs.


 Number of Specifications Marked to: 1,000+ (complete Specifications List on website).


 Geographical Reach: Over 40 states and internationally, including Asia, Europe, and the Americas.


 Production Job Quantities: One piece runs to millions per run.


 Production Part Weight: 2 ounces to over 2,000 lbs.


 Production Part Dimensions: 0.125" diameter caps to 30 feet long aerospace parts.


 Lead Times: Next day delivery to monthly releases spanning over 1 year.

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Specialized solutions and distribution

Industry Expertise

Suppliers located in (Paramount)

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