Company Leadership

CEO and owner of QualiTru Sampling Systems (QualiTru), Darrell Bigalke worked for Ecolab for 10 years prior to establishing QualiTru. He now manages the manufacture and sale of the QualiTru System.

Darrell’s experience includes monitoring and controlling post-pasteurization contamination in dairy processing plants. He has worked in more than 200 dairy plants and understands the environmental, engineering, sanitation and laboratory procedures needed to produce safe, high quality dairy products.

Darrell is a graduate of the University of Minnesota with a Bachelor of Science degree majoring in Animal Science and a Master’s Degree in Food Science with a minor in Biochemistry. He is a regular speaker at seminars and workshops on monitoring and controlling post-pasteurization contamination in dairy processing plants.


QualiTru Team

(Left to right) Anne Bigalke, International Sales; Mark Schwab, President; Joan Lindsley, Office Manager; Chris Lindsley, Inside Sales; Gwendolyn Raddatz, VP of Marketing; Darrell Bigalke, CEO; Lanette Mayer, Document Control Specialist; Brett Roeller, Quality Control Manager; Janet Vue, Administrative Assistant.