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Api Precison Machining

API Precision Machining, Inc. is a HUB certified woman owned company that has specialized in precision parts since its establishment by the Hejkal family in 1945.

617 W. Commerce St, Dallas, TX 75208, United States

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Our Company

API Precision Machining, Inc., was established in 1945 as Commerce Welding and Mfg., Inc. This independent machining business was started by Charles S. Hejkal and his co-worker, Clarence Grieving.

In 1957, Mr. Hejkal and Mr. Grieving established a "sister" company called Aircraft Products, Inc. Aircraft Products secured contracts with several international companies and has earned a stellar reputation for quality work and customer satisfaction.

In October 2002, ownership of the company was realigned to include partnership of Mr. Hejkal and his daughter Karen Hejkal Lynch.

In July 2003, Aircraft Products, Inc., became a certified woman-owned business known as API Precision Machining, Inc. under the direction of Karen Lynch. Quality products and services provided by API Precision Machining, Inc. continue to be a priority of our 70 year-old company.

Our company has been recognized for its outstanding reputation:
Saturn/Apollo Program Supplier Award and Roll of Honor in the Smithsonian Institution
E-Systems Supplier Achievement Award
Rockwell International Top Performance Supplier
Alcatel Achievement Award
Small Business Administration Contractor of the Year Nomination
Boeing Top Supplier Achievement Award
Atlas Copco Top Performing Supplier 2008
API Precision Machining, Inc., continues to serve the manufacturing industry of today as a supplier of quality machined parts.


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  • Location:

    Primary: 617 W. Commerce St, Dallas, TX 75208, United States