THE CORPORATE LIBRARY

Related Party Transactions and Outside Related Director Information

CSG Systems International, Inc. (CSGS)

4/12/2006 Proxy Information

No related party transactions or special relationships reported for this company. Director relationships marked "Outside Related" at this firm will most often be former executives of the company. Additional information regarding these relationships will be added during our regular updates.

4/8/2005 Proxy Information

Mr. Haddix is a co-founder of CSG Systems International, Inc. where he served as President and Chief Technical Officer from its inception in 1994 until September 1997. Subsequent to his retirement as an employee of CSG Systems at the end of 1997, Mr. Haddix served until December 1999 as a consultant to CSG with respect to technical management and administration.

4/5/2004 Proxy Information

George F. Haddix is a co-founder of CSG Systems International, Inc. where he served as President and Chief Technical Officer from its inception in 1994 until September 1997.

4/15/2003 Proxy Information

No related party transactions or special relationships reported for this company. Director relationships marked "Outside Related" at this firm will most often be former executives of the company. Additional information regarding these relationships will be added during our regular updates.