05/08/2026
Joe and Cory De Hoog are third-and fourth-generation dairy farmers carrying on a family legacy that began in Southern California. Today, Cory and his uncle Joe own and operate Oak Creek Dairy in Merced, after purchasing the dairy and taking over ownership in 2022. The transition included the cows, employees, and an existing digester project. Oak Creek Dairy now employs 22 people.
The De Hoog family approach is rooted in continuous improvement. Staying on the leading edge of technology, using tools that drive efficiency, and always looking for ways to expand and improve are central to how Cory and Joe operate. In an industry facing rising costs, they believe adaptability is key to long-term success.
The digester was not the sole reason for the purchase, but it played an important role in the decision. It added a meaningful revenue component and fit into Cory and Joe’s broader strategy for building a resilient, forward-looking dairy operation.
They chose to work with Maas Energy Works because of the strong working relationship. “Maas has been fair and easy to work with. The communication is strong, and the team is always responsive. The techs are proactive when they’re on site, and it feels like a true
