:Dave Zehnacker
Dave Zehnacker

About Dave Zehnacker

David Zehnacker is Colorants Lab Manager at First Source Worldwide and has acquired over 45 years of experience in the quality control and production of colorants and chemicals. He provides focus and clarity to resolving today’s challenges related to product development, production and customer application environment. While away from work he enjoys reading, billiards and a romance with the piano.

Quality Control – A State of Mind

By |March 26th, 2021|Blog|

Quality Control is more than just a title, more than ju [...]

The Quality Control Apprentice

By |September 10th, 2018|Blog|

I have begun my 12th year here working at First Source [...]