About Professional Financial Services

Professional Financial Services has been a trusted part of the Miles City business community for over 30 years. Founded by Karissa Nissen’s mother, the firm has built a reputation for personalized, knowledgeable financial guidance.

Karissa joined the business in 2017 and now leads the firm with a clear mission: to help clients understand their taxes, what they are currently doing, and what they need to do — all while finding legitimate ways to keep more of their hard-earned money. She takes pride in helping clients feel confident and secure, knowing that nothing slips through the cracks and that they can face an audit with complete peace of mind.

From business owners to individuals, Karissa helps take the stress out of financial management, allowing clients to focus on what they enjoy most while knowing their finances are in expert hands.

Services Offered

Professional Financial Services provides a comprehensive range of financial solutions to help individuals and businesses in Miles City, MT and the surrounding area, stay organized, compliant, and financially secure.

• Tax Accounting – Expertise across personal, business, gift, fiduciary, estate, and nonprofit tax filings. They handle all informational returns, ensuring accuracy and compliance while minimizing stress during tax season.
• Tax Planning – A strategic approach designed to help clients keep more of their hard-earned money and legally reduce what they pay to the government. Planning today can save significant time and money tomorrow.
• Bookkeeping – Full-service bookkeeping, including both cash and accrual methods, ensuring your records accurately reflect your financial activity. (Cash bookkeeping records transactions as money moves in and out, while accrual bookkeeping records income and expenses when they are earned or incurred.)
• Payroll Services – Complete payroll management, including quarterly reporting and 1099 filings, helping business owners stay compliant and save time.

In addition to these core services, Professional Financial Services can assist with business start-up filings with the state and provide guidance on a variety of other financial and accounting needs — making them a Indispensable partner for keeping your business and personal finances on track.

Business Hours

• Monday – Friday: 8:30 am – 4:00 pm
• Saturday: Closed
• Sunday: Closed

Location & Contact

Discover Professional Financial Services:

• Address: 1707 Main Street, Miles City, MT 59301
• Phone: (406) 234-3368

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