VIA EDGAR AND FACSIMILE (202-772-9210)
February 12, 2009
Katherine Ray
Staff Attorney
Securities and Exchange Commission
Division of Corporation Finance
100 F Street, N.E.
Washington, D.C. 20549
| RE: | Pegasystems Inc. |
Comment Letter dated January 29, 2009
Definitive Proxy Statement on Schedule 14A
Filed April 4, 2008
File No. 001-11859
Dear Ms. Ray:
Pegasystems Inc. will respond to the comments contained on the above referenced comment letter on or before February 17, 2009.
| Very truly yours, |
/s/ Shawn Hoyt |
| Shawn Hoyt, |
| General Counsel and Secretary |
