An executive retention bonus agreement is a contract between an employer and executive employee that provides the latter with a bonus for continued employment. A key employee retention agreement, sometimes called a stay bonus agreement, is an employment contract between a company and its employee." Emphasize the Employee's Value. Dear (employee name):. This retention bonus agreement defines each aspect of your continued employment at (Company Name). The retirement program and benefits for Unit 3 employees are listed in the Phoenix City. Charter. ARTICLE 6: Miscellaneous. I am writing to inform you that, in appreciation for your continued support of Alexza Pharmaceuticals, the company is offering you a retention bonus. These can be tied to longer-term goals and can be given in the form of stock options or deferred compensation. An example of this is our project in a box (PiB) approach.