VEO Energy Systems Share: Fuel OilPropane VEO Energy Systems Visit Website Request Info 79 St. John Street Monticello, NY 12701 (845) 794-5511 (845) 794-5125 (fax) Facebook About Rep Info Map About VEO Energy Systems supplies propane gas and home heating fuel oil as well as heating and air conditioning services to the residents and businesses of Sullivan County, N.Y. and the surrounding areas. Whom to Contact Eli Van Etten Phone: (845) 796-9721 What's Nearby? Distance: 5 10 15 20 25 50 mi.