from425formarcellusshalepres.htm -- Converted by SEC Publisher, created by BCL Technologies Inc., for SEC Filing

425 1 from425formarcellusshalepres.htm from425formarcellusshalepres.htm -- Converted by SEC Publisher, created by BCL Technologies Inc., for SEC Filing

FILED BY ATLAS AMERICA, INC.
PURSUANT TO RULE 425 UNDER THE SECURITIES ACT OF 1933
AND DEEMED FILED PURSUANT TO RULE 14a-12
UNDER THE SECURITIES EXCHANGE ACT OF 1934
SUBJECT COMPANY: ATLAS ENERGY RESOURCES, LLC
COMMISSION FILE NO. 1-33193

On May 6, 2009, Atlas Energy Resources, LLC issued the following press release: