Investment Industry Regulatory Organization of Canada - Trade Resumption - Sundance Energy Corporation (Formerly Sentinel Rock Oil Inc.) - SNY (Formerly SNT)

VANCOUVER, April 21 /CNW/ - Trading resumes in:

Issuer Name:Sundance Energy Corporation. (formerly Sentinel Rock Oil Inc.)
TSX-V Ticker Symbol:SNY. (formerly SNT)
Resumption Time:04 25, 2011 09:30 AM EDT

For further information:

Investment Industry Regulatory Organization of Canada, (416) 646-7299