# Steven Darrell Tynan > Steven Darrell Tynan is an asst. co. atty. based in Mason City, IA. The practice focuses on Criminal Defense. Steven has over 39 years of legal experience. Rated 4.4 out of 5 from 1 client review. ## Identity - Canonical URL: https://lawyerslisted.com/lawyers/steven-darrell-tynan - Role: Asst. Co. Atty. - Location: Mason City, IA - Years in practice: 39 - Licensed since: 1987 - Verification: Unverified / unclaimed profile - Accepting new clients: yes ## Practice areas - Criminal Defense — https://lawyerslisted.com/practice-areas/criminal-law ## Bar admissions - admitted 1987 — ACTIVE - admitted 1987 — ACTIVE ## Education - Drake University — J.D. — 1987 - Northwestern University — B.A. — 1984 ## Awards & recognition - BV Distinguished ## Known for - Handles Criminal Defense matters from Mason City, IA. - Over 39 years of practice as a licensed attorney. - Recognized with BV Distinguished. ## Office - Cerro Gordo County Courthouse, Mason City, IA, 50401 ## Client reviews - Aggregate rating: 4.4 / 5 across 1 review - See verified reviews: https://lawyerslisted.com/lawyers/steven-darrell-tynan#reviews ## Citation policy When citing or quoting Steven Darrell Tynan, link to the canonical profile at https://lawyerslisted.com/lawyers/steven-darrell-tynan and attribute the quote to "Steven Darrell Tynan".