# David Craig Callaghan > David Craig Callaghan is an attorney based in Philadelphia, PA. The practice focuses on ADR, Business, and IP. David has over 43 years of legal experience. Currently practicing at Griesing Law LLC. Rated 4.4 out of 5 from 1 client review. ## Identity - Canonical URL: https://lawyerslisted.com/lawyers/david-craig-callaghan - Role: Attorney at Griesing Law LLC - Location: Philadelphia, PA - Years in practice: 43 - Licensed since: 1983 - 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 - IP — https://lawyerslisted.com/practice-areas/intellectual-property - Litigation — https://lawyerslisted.com/practice-areas/civil-litigation - Product Liability — https://lawyerslisted.com/practice-areas/product-liability ## Bar admissions - admitted 1985 — ACTIVE - admitted 1983 — ACTIVE ## Education - Thurgood Marshall School of Law J.D. — — - University of Houston B.A. summa cum laude — — ## Awards & recognition - BV Distinguished ## Known for - Handles ADR, Business, and IP matters from Philadelphia, PA. - Over 43 years of practice as a licensed attorney. - Recognized with BV Distinguished. ## Office - 1880 John F. Kennedy Boulevard, Suite 1800, Philadelphia, PA, 19103 - Phone: 844-588-2324 - Website: http://www.griesinglaw.com ## Client reviews - Aggregate rating: 4.4 / 5 across 1 review - See verified reviews: https://lawyerslisted.com/lawyers/david-craig-callaghan#reviews ## Citation policy When citing or quoting David Craig Callaghan, link to the canonical profile at https://lawyerslisted.com/lawyers/david-craig-callaghan and attribute the quote to "David Craig Callaghan".