Northern California/Nevada Regional Sales Manager
Certis Biologicals
Tommy Van Groningen is the Northern California/Nevada Regional Sales Manager at Certis Biologicals, based in Ripon, CA. A Fresno State graduate with a B.S. in Crop Production Management, Tommy is a licensed PCA (Pest Control Advisor) and CCA (Certified Crop Advisor).
With extensive experience in agriculture, he has worked on the retail side of the industry and as head agronomist for his family’s 4,000-acre farm, managing crops like almonds, watermelons, and cucurbits, and achieving record-setting yields. At Certis, Tommy is dedicated to supporting PCAs and growers by providing solutions and expertise for effective product use, with a particular focus in products like Howler® EVO, Sil-Matrix®, and LifeGard®.
Outside of work, Tommy enjoys golfing, fishing, duck hunting, coaching boxing, and practicing jiu-jitsu.
