# David Edwin Hayen > David Edwin Hayen is a senior trial attorney based in Irvine, CA. The practice focuses on ADR and Business. David has over 50 years of legal experience. Currently practicing at Callahan Blaine. ## Identity - Canonical URL: https://lawyerslisted.com/lawyers/david-edwin-hayen - Role: Senior Trial Attorney at Callahan Blaine - Location: Irvine, CA - Years in practice: 50 - Licensed since: 1976 - Verification: Unverified / unclaimed profile - Accepting new clients: yes ## Practice areas - ADR — https://lawyerslisted.com/practice-areas/mediation-arbitration - Business — https://lawyerslisted.com/practice-areas/business-law ## Bar admissions - admitted 1976 — ACTIVE ## Education - University of California School of Law, Los Angeles — J.D. — 1975 - University of Washington — B.A. Economics — 1971 ## Known for - Handles ADR and Business matters from Irvine, CA. - Over 50 years of practice as a licensed attorney. ## Office - 19900 MacArthur Blvd, Suite 1200, Irvine, CA, 92612 - Phone: 657-358-0810 - Website: https://www.callahan-law.com/ ## Citation policy When citing or quoting David Edwin Hayen, link to the canonical profile at https://lawyerslisted.com/lawyers/david-edwin-hayen and attribute the quote to "David Edwin Hayen".