Deason CPA, P.C.

Deason CPA, P.C. is an accounting firm in Miles City, Montana, providing bookkeeping, payroll services, and tax preparation for individuals and businesses. The firm specializes in preparing federal and state tax returns, including forms such as 1040, 1065, 1120, 1120S, 1041, and 990, and offers support with payroll processing, financial record maintenance, and tax refunds. Serving clients across eastern Montana, the firm is led by Toni Deason, a Certified Public Accountant and owner who has been practicing in the field since 2017, and Cindy Anderson, an IRS Enrolled Agent and co-owner who joined the firm in 2025. With a perfect 5.00 rating and positive reviews, Deason CPA, P.C. is recognized for its reliable, client-focused service.

Toni Deason, born and raised in Miles City, earned her accounting degree from Miles Community College and a Bachelor of Science in Accounting from the University of Mary. She became a Certified Public Accountant in 2017 and is also a Certified QuickBooks Online Pro Advisor. Cindy Anderson, also a native of Miles City, holds a Bachelor of Science in Business Administration from MSU-Billings and became an Enrolled Agent in 2023. She brings extensive experience from running a wholesale grocery distribution business and serves on several community boards. Together, the team combines deep local roots with professional expertise in accounting and tax compliance.

Located at 509 Main Street in Miles City, the firm sits just a short walk from key local landmarks. It is approximately 0.2 miles from the Miles City Post Office, Miles City City Hall, and Riverside Park Water Tower, and is within a quarter-mile of the Natural Oasis sports center and Cellar Casino, all situated along Main Street.

With a strong reputation built on accuracy, personal service, and long-standing community involvement, Deason CPA, P.C. stands as a trusted financial partner for residents and small businesses throughout Miles City and surrounding areas. Their commitment to clear communication and expert tax guidance makes them a dependable choice in eastern Montana’s accounting landscape.