About
Joseph J. Prieto is a skilled criminal defense and DUI attorney with over 23 years of legal experience. As the founder of Prieto Law, PLLC, he has successfully represented clients in a wide range of criminal cases, including DUI and DWI, felony charges, and landlord-tenant disputes. His strategic defense approach has led to numerous case dismissals, reduced charges, and favorable verdicts for his clients. He is dedicated to protecting the rights of individuals and ensuring they receive strong legal representation.
Mr. Prieto earned his B.A. from Franklin Pierce College in 1994, where he focused on finance. He then pursued his J.D. at the University of New Hampshire School of Law, graduating in 2001. His legal education provided him with a solid foundation in trial advocacy, criminal law, and litigation strategies. Additionally, he holds a certification in DWI Detection and Field Sobriety Testing from NHTSA, further enhancing his ability to defend DUI cases effectively.
After law school, Mr. Prieto gained extensive courtroom experience as a public defender at the New Hampshire Public Defender’s Office, handling over 2,000 cases and participating in hundreds of trials. In 2011, he established Prieto Law, PLLC, where he continues to provide aggressive defense for individuals facing serious legal challenges. His expertise has led to successful case outcomes, including dismissals and acquittals in high-stakes criminal cases.
Beyond his legal practice, Joseph J. Prieto is an active member of professional organizations, including the DUI Defense Lawyers Association, the National Trial Lawyers, and the New Hampshire Association for Justice. He also serves on the Manchester Zoning Board. Recognized for his legal excellence, he has received multiple awards, including the Clients’ Choice Award and recognition as a Top 100 Criminal Defense Trial Lawyer.
Law Office Affiliations
- Founder, Prieto Law Firm
- Member, The National Trial Lawyers
- Member, New Hampshire Association for Justice
Licensed State
- New Hampshire
Education
- University of New Hampshire School of Law
Juris Doctor (JD) - Franklin Pierce College
Bachelor of Arts (BA)
Awards & Badges


- Commercial Real Estate
- Landlord Or Tenant
- Residential Real Estate
- DUI and DWI
- Sex Crime
- Speeding And Traffic Ticket
- Domestic Violence
- Sexual Harassment