February 6, 2007 Timothy E. Campbell [Personal Address] Dear Tim: (May 12th, 2008)
I am pleased to offer you a position with Symyx Technologies, Inc. ("Symyx") as President, Symyx Software reporting to Paul Nowak. You will receive a monthly salary of $21,700 (twenty one thousand, seven hundred dollars) which will be paid semi-monthly in accordance with the Symyx's normal payroll procedures, less applicable withholding taxes. It is our intention, provided satisfactory individual personal achievement, company performance coming in on budget, and upon full achievement of Symyx Software goals including revenue and allocated contribution, we would award you your full bonus of up to 50% of 2007 annualized salary (note we are waiving our normal prorating of the 2007 bonus), for a target bonus under the stated conditions of up to $130,000. Your participation in this plan is subject to the terms of the bonus plan, including that you must be an employee at the time the bonus is paid in order to receive the bonus.