Kosan Biosciences – June 24, 2005 VIA HAND DELIVERY Bruce E. MacMillan Kosan Biosciences, Inc. 3832 Bay Center Place Hayward, CA 94545 Dear Bruce: (August 5th, 2005)
As you know, you have tendered the resignation of your employment with Kosan Biosciences Incorporated (the Company), to be effective as of July 1, 2005. As we discussed, this letter sets forth the terms of the separation and consulting agreement (the Agreement) that the Company is offering to you to aid in your employment transition.
Kosan Biosciences – June 18, 2004 Bruce E.MacMillan. Dear Bruce: (August 9th, 2004)
On behalf of Kosan Biosciences Incorporated (Kosan or the Company), I am pleased to extend to you an offer of employment for the position of Senior Vice President/General Counsel. In this position you will report to the Chief Executive Officer. This letter sets forth the terms and conditions of your employment with Kosan.