About Sinn-Tech / Precision Machining Services

Sinn-Tech Inc. is a precision machining company that has been supporting the needs of the manufacturing community for over thirty years. Located in West Babylon, New York, on Long Island, we specialize in complex machining, contract manufacturing and assembly work for a multitude of industries including aerospace, military, and medical. We work with various types of material such as but not limited to Inconel, Beryllium Copper, Titanium, Aluminum, Stainless and Plastics.

A privately held company, Sinn-Tech’s production diversity, strong concurrent engineering team, and sound business plan has resulted in solid partnerships within the aerospace and military communities.

At our West Babylon operation, we currently employ a workforce of 25 employees and house a very diverse group of machinery in our facilities, which total 14,000 square feet.

Our goal is to continuously improve our services beyond the expectations of our customers. We feel it is this commitment to our customers that has sustained, and continues to drive our growth.

We consider our employees our greatest resource. We empower them with the ingredients necessary to support and provide for our customer's needs.

Sinn-Tech Inc is committed to excellence and providing service second to none. By investing in our employees, along with our state-of-the-art equipment, we feel that no one can beat us.

Our ongoing commitment to customer satisfaction and continuous improvement has enabled us to not just meet, but EXCEED your expectations.