We live by our word to our customers, our suppliers and each other.

We develop and maintain long term relationships by demanding uncompromising ethical standards in all we say and do.

About Us

Cottam Diecasting is a supplier of high quality high volume, precision-machined zinc and aluminum die castings and assemblies for the automotive, industrial, military and marine applications.

We offer a wide variety of finishing options, from in-house impregnation, thermal deburring, shot-blasting and vibratory finishing to out-sourced polished, painted and chrome plated finishes.


Cottam Diecasting was founded in 1956 in Cottam, Ontario and operated by generations of the founding family until acquired by the Zynik Capital Corporation in 2018.

We are currently located in a 76,000 square foot facility in Tecumseh, Ontario, a suburb of Windsor which is directly across the river from Detroit, Michigan. Our customer base spans across Canada, Mexico, United States and several countries in Europe.

Cottam is certified by NSF to ISO:9001(2015) standards and is on track to acquire IATF16949 certification in 2021.

Certified as a Minority Company by CAMSC in 2020.

Cottam Sign

Our Team

The Cottam Diecasting Team consists of highly qualified, experienced and dedicated professionals that strive for excellence in everything we do.