Marvin Wastell founded Gro Master in 1982 to bring his expertise in nutrition, consultation and formulas to livestock and poultry producers. In the late 1980s, Marvin focused his efforts on developing and marketing a newly patented wet/dry hog feeder in the United States. Today, our team provides advanced equipment solutions for modern animal agriculture, specializing in biosecurity measures, efficient pig sorting, precision feeding during lactation and gestation, and advanced monitoring and control systems to optimize performance.