0001181431-11-011992 4 1 20110217 20110222 20110222 Warren Ellen 0001381736 4 34 001-32169 11630026 311 ROUSER ROAD MOON TOWNSHIP PA 15108 ATLAS ENERGY, INC. 0001279228 4922 510404430 DE 1231 WESTPOINTE CORPORATE CENTER ONE 1550 CORAOPOLIS HEIGHTS RD. 2ND. FLOOR MOONTOWNSHIP PA 15108 412-262-2830 WESTPOINTE CORPORATE CENTER ONE 1550 CORAOPOLIS HEIGHTS RD. 2ND. FLOOR MOONTOWNSHIP PA 15108 ATLAS AMERICA INC 20040209 4 1 rrd301942.xml ELLEN WARREN ATLS FORM 4