For our clients locally and around the world, we provide personalized tax planning and preparation, financial services, business accounting and payroll, and more. Who we are
At Williams & Schiller, PC, we are focused on building relationships that endure with personalized, attentive service. With offices in Sandpoint, Idaho and Fargo, North Dakota, we work with individuals and small businesses bas
ed in both our hometowns – and around the world. Our CPA Professionals
Our staff of knowledgeable professionals can assist with your tax, accounting and financial planning over the long term. Our goals are to provide our clients with long-term financial and tax planning advice. We also provide our clients with up-to-date guidance regarding U.S. Meet the Partners
BRAD WILLIAMS, CPA, PFS
Sandpoint office • Managing Partner
Born and raised in Libby, Montana, Brad went on to earn his BS in Geology, and further focused on graduate work in accounting and finance at the University of Montana. He achieved the CPA designation in 1987, and began his career with the ‘Big Four’ accounting firms – KPMG in Billings, and Coopers and Lybrand in Spokane, Washington. Brad honed his expertise to provide tax planning, preparation and accounting services to businesses and their owners, as well as to individuals. He relocated to Sandpoint, Idaho in 1991 and opened his own firm. In 1995, he merged his private practice with fellow local CPA Paula (Freeman Parsons) Hall, creating Williams & Parsons, PA, CPAs. In addition to being a CPA, Brad holds the designation of Personal Financial Planning Specialist. Brad is also an accredited Peer Reviewer, providing reviews to other CPA firms around the western US to help them maintain their firms’ system of quality control. MARK SCHILLER, CPA/ABV, CFP
Fargo office • Managing Partner
Mark began his career in 2001 working for CPA and investment advisory firms in Minnesota. Mark was a
partner in our Sandpoint office before moving back to Minnesota in 2012, and subsequently to open our
Fargo office in 2019. Mark specializes in comprehensive wealth management including portfolio
construction, investment management, estate planning, insurance needs analysis, tax planning,
business consulting, and business valuations. In addition to being a CERTIFIED FINANCIAL PLANNER
(CFP®) professional, Mark is also a CPA and is Accredited in Business Valuation (ABV). Mark received his B.A. in Accounting from Concordia College, Moorhead, MN. He also holds graduate
certificates in Estate Planning and Financial Analysis from the College for Financial Planning. Mark enjoys all things outdoors and resides in Moorhead with his wife Kristi, and their two children.