Craig Hartman is the Principal Engineer of Hartman Engineering and Hartman Construction, both based in Visalia, CA, which provides services mainly to the Agricultural Industry and performs work within 14 states within the United States. Most of the services are related to helping agriculture become more sustainable through turning waste into renewable energy and renewable fertilizers, automation, water reuse, and water reduction strategies. He graduated from Cal Poly, San Luis Obispo in 2004 and went to work for QK for 3 years before co-founding 4 Creeks with 3 others. Seven years ago he started his own business focused on Sustaining Resources Naturally. Amongst 50 or more active projects, his proudest is serving as the owner's engineer for Cal Poly SLO since 2018, when they hired him to look into the feasibility of his senior project and now oversees the engineering and construction. He is also the managing partner of Lake Bottom Eatery, Brewery, and Distillery which he enjoys being around in his downtime. He resides in Visalia with his wife Chelsea.