NEOTENY 4, LP LIMITED PARTNER SUBSCRIPTION MATERIALS INSTRUCTIONS FOR INVESTORS If you are interested in purchasing a limited partner interest in Neoteny 4, LP (the "Partnership"), please complete (and do not date) all applicable signature pages and exhibits of the Subscription Agreement as indicated below. In addition, please complete the U.S. Internal Revenue Service ("IRS") tax withholding form applicable to you. Please return all materials to Danielle Prague at the following address: Prague & Company, P.C. 15 Walnut Street, Suite 150 Wellesley, MA 02481 All materials should also be emailed to Danielle Prague at with a copy to Jeremy Heckman of Barack Ferrazzano Kirschbaum and Nagelberg LLP at Please direct any questions regarding this Subscription A eement and/or the Partnership to Danielle Prague at (email: ) or Jeremy Heckman at (email: NOTE: PLEASE DO NOT DATE ANY SIGNATURE PAGES AND PLEASE BE SURE TO COMPLETE ALL EXHIBITS (A THROUGH D). Investors also need to complete and sign the appropriate U.S. federal income tax withholding form W-9, W-8BEN, W-8BEN- E, W-8IMY, W-8EXP or W-8ECI (each with explanatory instructions published by the IRS). EFTA00806036