EXHIBIT 21.1 SUBSIDIARIES 1. Heritage Operating L.P., a Delaware limited partnership, which does business under the following names: o Adams LP Gas of Lake City o Archibald Propane o Balgas o Big Sky Petroleum o Blue Flame Gas o Blue Flame Gas of Charleston o Blue Flame Gas of Mt. Pleasant o Blue Flame Gas of Richmond o C & D Propane o Carolane Propane Gas o Clarendon Gas Co. o Covington Propane o Cumberland LP Gas o Duncan Propane o Eaves Propane & Oil o Efird Gas Company o Fallsburg Gas Service o Foster's Gas o Foster's Propane o Foust Fuels o Franconia Gas o Gas Service Co. o Gas to Go o Gibson Homegas o Gibson Propane o Greer Gas Co. o Grenier Gas Company o Harris Propane Gas o Heritage Propane o Holton's L.P. Gas o Horizon Gas o Horizon Gas of Palm Bay o Houston County Propane o Hydratane of Athens o Ikard & Newsom o J & J Propane Gas o Jerry's Propane Service o John E. Foster & Son o Johnson Gas o Kingston Propane o Kirby's Propane Gas o Lake County Gas o Lewis Gas Co. o Liberty Propane o Love Propane o Lyons Gas o Modern Propane Gas o Moore LP Gas o Mountain Gas o Mt. Pleasant Propane o Myers Propane Service o New Mexico Propane o Northern Energy o Northwestern Propane o Paradee Gas Company o Pioneer LPG o Pioneer Propane o ProFlame o Propane Gas Inc. o Quality Gas o Rural Gas and Appliance o San Juan Propane o Sandwich Gas Service o Sawyer Gas o ServiGas o ServiGas/Ikard & Newsom o Spring Lake Super Flame o TriGas Propane Company o Tri-Gas of Benzie o Truett's Propane Service o V-1 Propane o Wakulla L.P.G. o Waynesville Gas Service o Wurtsboro Propane Gas o Young's Propane 2. Heritage-Bi State, L.L.C., a Delaware limited liability company, holding a partnership interest in the following: o Bi-State Propane (Bi-State Propane also transacts business under the name Turner Propane) 3. Heritage Service Corp., a Delaware corporation, holding a direct or indirect interest in the following: o Heritage Energy Resources, L.L.C., an Oklahoma limited liability company o M-P Oils Ltd., an Alberta, Canada corporation, holding a partnership interest in the following: o M-P Energy Partnership o EarthAmerica, L.L.C., a Delaware limited liability company, holding a direct or indirect interest in the following: o EarthAmerica of Texas, L.P., a Texas limited partnership 4. EarthAmerica GP, L.L.C., a Delaware limited liability company, holding a direct or indirect interest in the following: o EarthAmerica of Texas, L.P., a Texas limited partnership