Mountain State Attorneys by AVantGarde Law Firm provides representation and counsel to clients residing in and around Billings. Its lawyers advocate for defendants in criminal cases, including drug possession, partner or family member assault, and DUI. Its legal team helps clients navigate through breath and field sobriety tests. In addition, its attorneys have helped clients with commercial driver’s licenses. The firm’s founding and managing partner, Joshua R. Kotter, served in the U.S. army before pursuing his career as a lawyer.