Montana’s CPA Firm History
Founded in 1957 in Helena, Montana, AZ has grown to be Montana’s CPA, technology solutions, and business advisory firm with over 200 professional and administrative support personnel in offices throughout the state. For our entire history, our firm was based on the principle of building relationships and providing excellent client service. Today, our mission remains the same.
We’ve provided tax, audit, accounting, and advisory services to individuals and organizations in the Northwest for more than half a century. Our attention to your needs will enable you to respond confidently to changing personal circumstances or business environments, as well as the dynamics of a global economy.
1957
George Anderson andCarl ZurMuehlen form the partnership of Anderson ZurMuehlen & Co., Helena, Montana.
1978
Anderson ZurMuehlen & Co., opens office in Butte, Montana.
1983
Anderson ZurMuehlen & Co., opens office in Billings, Montana.
1999
Anderson ZurMuehlen & Co., expands office in Billings, Montana.
2001
Anderson ZurMuehlen & Co., opens office in Bozeman, Montana.
2005
Anderson ZurMuehlen & Co., opens office in Missoula, Montana.
2011
Anderson ZurMuehlen & Co., opens office in Great Falls, Montana.
2014
Anderson ZurMuehlen & Co., opens office in Havre, Montana.
2015
Anderson ZurMuehlen & Co., establishes AZ Technology Services.
2018
Anderson ZurMuehlen & Co., establishes Wealth Management & Leverage Services.
2019
Anderson ZurMuehlen & Co., acquires Information Technology Core (ITC).
2020
Anderson ZurMuehlen & Co., expands into Salt Lake City and Boise markets.
Our history is reflected in our quality services.
- Montana Leadership History
- Great Northern Town Center Anderson ZurMuehlen
- Montana’s CPA Helena
- Montana’s CPA Firm History