Meet Our Global Executives

Hemlock Semiconductor Group’s leadership team oversees the company’s business strategy and ensures effective corporate governance globally.

Dave Brandt Site Manager Clarksville, Tennessee PDF	D. Aaron Howald Vice President, Chief Financial Officer and Treasurer PDF	John B. (Brad) Reitz Vice President Science and Technology PDF
David Rengering Site Manager Hemlock, Michigan PDF	Gregory J. (Greg) Skufca Vice President Engineering and Expansions PDF	John J. Tierney Corporate Counsel and Secretary
Andrew (Andy) E. Tometich President PDF