Manufacturing, Fabrication & General Machining

EnDyn Manufacturing Company History

EnDyn Manufacturing, located in San Antonio, Texas, is a manufacturing, fabrication and general machining center that services the construction, mining, safety, medical, and oil & gas production industries. We offer complete turn-key solutions to your machining needs, including material procurement, heat-treating, turning, milling, grinding, honing, welding, plating, assembly, packaging, and delivery.

Founded in 1971 by Monroe & Pauline Frerich, Monroe joined the EnDyn family in 2002 and employs people in Management, Programming, Machinists, Fabricators and QC personnel. This steady growth can be attributed to our dedication to customer needs, and determination to buy quality, technological state-of-the-art machines to produce superior products at a reasonable cost.


Our twenty one computerized numerically controlled (CNC) machines are capable of manufacturing various engine, compressor, pump and industrial equipment parts. Every aspect is performed in-house including all programming, jigs and fixtures, and inspection. Heat treating, varios plating services, etc. are performed by certified third party specialists in their respective fields.

A formal quality management system program ISO 9001:2008 registration insures that all processes are performed to develop products under customer specifications.

IMG_0090(resized)We provide custom production machining to a wide range of industries including equipment for the medical, oil & gas processing, environmental, heavy machinery and structural sectors.

EnDyn Manufacturing prides itself on Quality Production and Customer Service from request-for-quote, to quality control of machining, to on-time delivery.

EnDyn Manufacturing
9615 Ball Street
San Antonio, Texas 78217
ph 210.655.6046
fax 210.655.6070