Samuel A. Ramirez & Co., Inc. | 10,308 followers on LinkedIn. Our Clients' Success is Essential to Ours | Ramirez is a nationwide, full service investment bank, brokerage and advisory firm serving the needs of thousands of individual investors, business owners and top institutional investors, corporations and government agencies in the U.S. We are a leader in the fixed income market and one of the nation's top managing municipal bond underwriters. Since 1971, our mission has been to help clients succeed by executing with integrity, experience, teamwork, and performance.