Vanguard Renewables, a U.S. leader in farm-derived renewable natural gas, announces the recent appointment of David Darr as its Chief Sustainability Officer. Darr joins Vanguard Renewables from Dairy Farmers of America (DFA) in Kansas City, KS. “For more than twenty years, David has worked to enhance sustainable and regenerative farming practices across the United States. At this time of expansive growth for Vanguard Renewables, it is a tremendous opportunity to bring David to our team,” said Neil H. Smith, Chief Executive Officer of Vanguard Renewables. More >>