Abbo Tax CPA | 303 A Street Ste 300 San Diego, CA 92101 | (619) 269-8190 | info@abbotax.com | http://www.abbotax.com | Abbo Tax is a San Diego CPA Firm serving San Diego self-employed individuals and businesses with their tax needs. Named “San Diego’s Best Accounting Firm” in the U-T San Diego’s Best Reader’s Poll 2016.