0001086364-10-007018 SC 13G 1 20100129 20100129 ATLAS ENERGY, INC. 0001279228 4922 510404430 DE 1231 SC 13G 34 005-80454 10557227 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 BlackRock Inc. 0001364742 6211 320174431 DE 0226 SC 13G 55 EAST 52ND STREET NEW YORK NY 10055 212-810-5300 55 EAST 52ND STREET NEW YORK NY 10055 BlackRock, Inc. 20060929 New BlackRock, Inc. 20060601 SC 13G 1 atlasenergy123109.txt