Klaas is a third-generation farmer in New York. He operates Martens Farm and Lakeview Organic Grain Mill with his wife, Mary Howell Martens, and their son Peter. On 1,600 acres, he produces numerous crops, including corn, soybeans, spelt, wheat, einkorn, emmer, triticale, buckwheat, oats, barley, rye, cabbage, dry beans, and hay. He’s been farming since the 1970s and shifted to organic farming in the 90s. Klaas is a Farm Foundation Round Table Fellow (since 2015) and also serves on the Farm Foundation Board of Directors. He also serves as a mentor in our Young Farmer Accelerator Program.  Klaas is also a cofounder of the Soil Health Institute and an advisor to Cornell's organic and no-till research projects.