Gooch & Housego plc announced the following additional information in respect of Dr. Peter Bordui and Mr. Mark Webster's previous directorships. Dr. Peter Bordui and Mark Webster were appointed as Non-executive Directors of the Company on 22 February 2012. Previously Dr. Peter Bordui was President, CEO and chairman of Bookham Inc. (March 2004 to April 2009).

In addition to Mark Webster's current and previous roles announced on 23 February 2012, he has also been a director of the following companies during the past 5 years: Webspriory Consultants Limited (now dissolved); Webster Consultants Limited (now dissolved); ICP Therapeutics Limited (a dormant, non-trading company that has now been dissolved).