Welcome to Sinn-Tech Industries Inc.

Welcome to Sinn-Tech INDUSTRIES, inc.

Established 2015, Sinn-Tech Industries, Inc. is a precision machining company supporting the needs of the manufacturing community. Located in Bohemia, Long Island, NY, we specialize in complex machining, contract manufacturing and assembly work for a multitude of industries. We work with various types of material such as but not limited to Inconel, Beryllium Copper, Titanium, Aluminum, Stainless and Plastics.


SINN-TECH INDUSTRIES has the tools, technology, trained staff and the most modern equipment to ensure conformance with product specifications.

SINN-TECH INDUSTRIES has the manufacturing skill and experience to verify and maintain quality from start to finish: from raw material inspection to in-process control to first piece approval to final inspection.


SINN-TECH INDUSTRIES has a full complement of horizontal mills, vertical mills, turning machines, and assembly tools.

Our Mission

"Serve client needs by manufacturing products to specification the first time, every time, on time."

AS 9100C Cert. No. 10012084 ASH09-1

ISO 9001 Cert. No. 10012084 QM08

For the best in precision machining, call the sales department at:

Sinn-Tech Industries Inc.
125 Wilbur Place
Suite 210
Bohemia, NY 11716
Phone: (631) 643-1171
Fax: (631) 643-1176