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MRO Americas 2014

April 8th-10th, 2014: DK Manufacturing attended MRO Americas 2014 at the Phoenix Convention Center, AZ.

March 7th-9th, 2012: DK Manufacturing attended the 15th Anniversary of the Cygnus Aviation Expo at the Las Vegas Convention Center.

February 23rd-25th, 2011: DK Manufacturing attended the Cygnus Aviation Expo at the Las Vegas Convention Center.

January 1, 2007: Our company name was changed from DK Enterprises to DK Manufacturing LLC.

November 15, 2006: DK Enterprises relocated our offices and manufacturing facilities from 9520 Stewart and Gray Road, Downey, CA 90241 to 12635 Los Nietos Road, Santa Fe Springs, CA 90670.







About Us Header



In operation since 1987, DK Manufacturing, LLC., specializes in the design and manufacture of rugged and reliable equipment for aerospace, oilfield, and other commercial industries.


DK Manufacturing takes great pride in our reputation for building high quality, low maintenance equipment which has kept our customers coming back year after year.


Some of our many customers include the U.S. Navy, the U.S. Air Force, Boeing and Lear Siegler.


In order to meet our customers’ needs, DK Manufacturing has the capability of engineering and manufacturing unique, prototype and one of a kind pieces of equipment.


We are able to start with a customers’ concept or idea and build a reliable, working piece of equipment.


We also have the capability to produce equipment in large production runs.



In 2002, DK Manufacturing became the exclusive licensed manufacturer, spare parts supplier, and repair center for all Zwick Energy Research products.


This includes nitrogen generation units, liquid nitrogen servicing units, nitrogen and oxygen pumps, heat exchangers, burners, nitrogen pumping equipment, and the complete line of Ground Support and Oilfield Equipment formerly manufactured by Zwick Energy Research.



Our management and employees continue to build the best, most innovative and most reliable equipment in the marketplace.



We thank you for your interest in DK Manufacturing.



If you have any other questions about what we do or our capabilities in designing equipment for you, feel free to send us an e-mail at sales@dkent.org










Featured Products


Nitrogen Servicing Unit

Nitrogen Servicing Unit




8-Bottle Bottle Cart Nitrogen

8-Bottle Nitrogen Cart




Brake Test Stand

Brake Test Stand




Hydraulic Test Stand - Portable

Hydraulic Test Stand - Portable