VIA EDGAR AND FACSIMILE (202-772-9210)
December 18, 2008
Jennifer Fugario
Staff Accountant
Securities and Exchange Commission
Division of Corporation Finance
100 F Street, N.E.
Washington, D.C. 20549
| RE: | Pegasystems Inc. |
Comment Letter dated December 16, 2008
Form 10-K for Fiscal Year Ended December 31, 2007
Filed March 10, 2008
Definitive Proxy Statement on Schedule 14A
Filed April 4, 2008
Form 10-Q for Fiscal Quarter Ended September 30, 2008
Filed November 6, 2008
File No. 001-11859
Dear Ms. Fugario:
This is to confirm that Pegasystems Inc. will respond to the comments contained on the above referenced comment letter on or before January 12, 2009.
Very truly yours,
/s/ Shawn Hoyt
Shawn Hoyt,
General Counsel and Secretary
