Stephen S. Galliker

STEPHEN S. GALLIKER has served as Executive Vice President,
Finance and Administration, and Chief Financial Officer of Dyax
Corp. since September 1999. He was Chief Financial Officer of
Excel Switching Corporation, a developer and manufacturer of open
switching platforms for telecommunications networks, from July
1996 to September 1999 and was Excel’s Vice President, Finance
and Administration from September 1997. Mr. Galliker was employed
by Ultracision, Inc., a developer and manufacturer of
ultrasonically powered surgical instruments, from September 1992
to June 1996. At Ultracision, Inc., Mr. Galliker was Chief
Financial Officer and Vice President of Finance until November
1995 and Chief Operating Officer from December 1995 to June 1996.