A Deer Park aerospace manufacturer with roots going back to 1957, John J. Mazur Inc. is known for producing precision CNC-machined structural parts and assemblies for major aircraft companies. Its work has appeared in programs including the space shuttle and Boeing’s C-17 Globemaster, for which it supplied more than 1,000 parts a month over a ten-year period. The company is AS9100D and ISO 9001:2015 certified and is a Boeing Preferred Supplier.
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ISO 9001:2015
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Boeing Preferred Supplier
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Boeing DPD/MBD Approved
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TEK Precision Co., LtdFounded in 1968 as a precision grinding shop, TEK Precision has spent more than five decades becoming a Deer Park aerospace manufacturer known for flight safety-critical work. The company serves rotorcraft and fixed-wing defense programs from a 21,000-square-foot facility, where its audited quality system supports build-to-print production for customers including Sikorsky and Northrop Grumman. TEK is also recognized for Sikorsky approval covering all classes of SS8669 structural adhesive bonding.DEER PARK, NY
JBK Manufacturing & Development CoFounded in 1981, Dayton’s JBK Manufacturing & Development Co. makes precision CNC-machined parts and metal fabrications, including close-tolerance components for aerospace and defense customers. Its work on V-22 aircraft transmission lubrication jets helped establish a relationship that grew into Tier I aerospace supply, while the company also serves energy, oil, paper and other industrial markets. JBK is a flight safety-approved vendor and holds AS9100 and ISO 9001 certifications, with quality and on-time delivery central to its operation.DAYTON, OH
Aero Structures Long IslandFamily- and veteran-owned Aero Structures Long Island has been part of aerospace manufacturing since 1961, when it began as a small machine shop. The Long Island company is known for precision build-to-print work for demanding military and commercial aircraft programs, with AS9100-certified quality processes supporting its complex structural components.WESTBURY, NY
Olympic Tool & Machine CorpServing aerospace customers since 1960, Olympic Tool & Machine Corp. is a 100-employee machine shop in Aston, Pennsylvania, known for producing fully traceable flight-safety parts and assemblies. Its 65,000-square-foot facility supports customers from prototype work through completed machined parts, with nondestructive testing performed on-site since 1985. The company’s long record includes Boeing supplier recognition and AS9100 certification.ASTON, PA