Use a California business purchase agreement to record the sale of a business. Download your free template today.Filed with the Securities and Exchange Commission. 0168257 in the Official Records of San Bernardino County, California. Our business law attorney in San Bernardino provides legal assistance to startups, business owners, partners, and shareholders. All vendors being awarded a purchase order or contract must submit a W-9 to the department in charge of the purchase. Fill out an application, either at our office or online (under quick links above). Find small business purchase agreement lawyers for California to hire. No cost to post a project to get multiple bids in hours to compare before hiring. We can help you prepare various needed documents to close the sale such as an Asset Sales Agreement, Entity Sale Agreement, Promissory Note, Security Agreement.