CarlsonSV Partners and Audit Managers
Providing exceptional accounting, audit, tax, and consulting services to the Midwest area for over 40 years. All Locations
Managing Partner
Margo A. Rosen, CPA
Amery, WI
Margo's Bio
Margo is an audit partner who specializes in audit and review engagements for non-profit organizations, property and casualty insurance companies, employee benefit plans, and utilities. Margo serves on the firm’s accounting and audit committee.
A graduate of the Carlson School of Management at the University of Minnesota where she received her Bachelor of Science in Business – Accounting Degree, Margo is professionally licensed in Minnesota and Wisconsin.
Margo takes an active role in her family and in serving her community. She is past Chair of the Amery Area Community Foundation and is the Organizational Leader of her local 4-H Club. She also enjoys watching her three children participating in sporting events and showing beef cattle.

Partner
Dirk A. Prindle, CPA
Amery, WI
Dirk's Bio
Dirk works with a wide variety of clients, ranging from cooperatives to non-profit organizations. He is extensively involved with our cooperative clients, providing auditing, tax preparation, and consulting services. Dirk is also a tax partner, providing services for all taxation needs and clients. He keeps abreast of our clients’ industries through research and review of relevant weekly communications and updates.
Dirk is a member of the Wisconsin Institute of Certified Public Accountants, the Minnesota Society of Certified Public Accountants, the American Institute of Certified Public Accountants, and the National Society of Accountants for Cooperatives, as well as other professional societies.
Dirk enjoys spending time with his family and is active with various local religious and community organizations.

Partner
Matt J. Guyer, CPA
Golden Valley, MN
Matt's Bio
Matt has more the 20 years of experience working in public accounting, specializing in tax services and consulting to a variety of industries and client types, including cooperatives, non-profit organizations, real estate entities, utilities, contractors, common interest realty associations, individuals, and many others.
His strong business and tax background make him a sought after reference source for both the firm’s clients and other professionals. Matt enjoys working with clients in structuring transactions to minimize income taxes. He often represents taxpayers during audits by various taxing authorities.
Matt serves as the in Partner in Charge of the Golden Valley and Maple Grove offices. He serves on the firm’s tax committee and is an active speaker at the firm’s educational events. His professional memberships include the American Institute of Certified Public Accountants, the Minnesota Society of Certified Public Accountants, the North Hennepin Chamber of Commerce, and the North Central Chapter of the National Society of Accountants for Cooperatives. Matt currently serves on the local board of the North Central Chapter of the National Society of Accountants for Cooperatives.
Matt graduated from Minnesota State University – Mankato where he received his Bachelor of Science Degree Cum Laude. In his spare time he enjoys outdoor activities, golfing, and spending time with his wife Beth and their two children.

Partner
Jacob R. Holm, CPA
New Ulm, MN
Jake's Bio
Active in his local community, Jake is a member of the New Ulm Jaycees and serves on the board of Intermediate School District 88 Foundation, whose purpose is raising and distributing supplemental funds to enhance area education and promote student achievement and development. A skilled hockey player, Jake not only plays on a men’s hockey league team, but also coaches youth level hockey.
Jake’s free time is focused on spending time with his family and travelling with his wife. He also finds the time to pursue his passion for the outdoors, hunting, camping, golfing and riding mountain bike.

Partner
Todd D. Anderson, CPA
Osceola, WI
Todd's Bio
Todd is a partner in the Osceola and St. Croix Falls offices and is a member of the firm’s tax committee. Todd specializes in accounting, compilation, and tax services for businesses and individuals. He works closely with businesses in the real estate, mortgage, manufacturing, insurance, hospitality, medical, and various other professional industries.
Todd received his Bachelor of Science Degree in Accounting from University of Wisconsin – Superior. He is a member of the Wisconsin Institute of Certified Public Accountants and the Minnesota Society of Certified Public Accountants.
Todd serves as the treasurer of Redeemer Lutheran Church and as the treasurer of the Osceola Mainstreet/Chamber of Commerce. He is also treasurer of a local rental company that focuses on commercial buildings and apartment rental properties. Todd is married to Rebecca and they reside in St. Croix Falls, Wisconsin, along with their two children, Hope and Trey.

Partner
Abby L. Williamson, CPA
Amery, WI
Abby's Bio
Abby is an officer in the local chapter of the National Society of Accountants for Cooperatives and is active in Amery Young Professionals (AYP).
Abby likes to relax outside of work with her husband and their golden retriever, Willow. They greatly enjoy the outdoors and can regularly be found fishing, camping, hunting, and kayaking, or simply soaking up the sun.

Partner
Samuel R. Fischenich, CPA
New Ulm, MN
Sam's Bio
Sam received his Bachelor of Arts degree in professional accountancy from Augustana College and maintains memberships in the American Institute of Certified Public Accountants and the Minnesota Society of Certified Public Accountants, as well as the National Society of Accountants for Cooperatives.
Sam has numerous “go to” activities outside of work that include traveling and spending time with his wife, Kelsey, family, and friends. He competed in both high school and collegiate sports and retains his passion for sporting events, attending as often as possible. Sam also likes to get outdoors and particularly enjoys hunting, fishing, camping, hiking, and canoeing.

Retired Partner
Roger Van Someren, CPA
Amery, WI
Roger's Bio
More than 40 years of working with the cooperative system have convinced Roger that it is one of the best structures for business organization and operation. Based on democratic principles, cooperatives challenge member-owners to create an ethical organization sustained by sound managerial practices that provide strategic results.
Roger is equally committed to his local community, and is active in the Amery Community Club, the Association Retreat Center (ARC), and his church council.
Visiting his numerous grandchildren, traveling, biking, and hiking keep Roger on the go. His travel adventures range from a mission trip to Brazil, where the group participated in house painting and school and orphanage clean-up, to motorcycling with his wife in the local area or exploring farther afield.

Principal
Dean A. Birkeland, CPA
Fergus Falls, MN
Dean's Bio
Dean has been with the firm for more than 25 years. He graduated from Moorhead State University in Moorhead, Minnesota, with a Bachelor of Science Degree in Accounting. He has extensive experience with auditing and assurance services for non-public companies, non-profit organizations, and governmental entities. He specializes in cooperative auditing and taxation. He also has experience with tax services for individuals and corporations.
Dean is a member of the American Institute of Certified Public Accountants, the Minnesota Society of Certified Public Accountants, and the National Society of Accountants for Cooperatives. He is also active in various community organizations.

Audit Manager
Adam P. Honl, CPA
Amery, WI
Adam's Bio
Adam has experience in both public and private accounting and performs audits for cooperatives, nonprofit organizations, and town mutual insurance companies.
Adam graduated from the University of Wisconsin – Eau Claire with degrees in both Accounting and Management Information Systems.

Audit Manager
Brittany M. Story, CPA
Amery, WI
Brittany's Bio
Brittany started her career in the public accounting sector where her primary focus was electric cooperatives, employee benefit plans, and labor unions. From there she worked in the private sector and has recently held the position of CFO at a cooperative.
Brittany graduated with a Bachelor of Science in Accounting and Finance from the University of Wisconsin – Eau Claire and is a member of the American Institute of Certified Public Accountants and the Wisconsin Institute of Certified Public Accountants.

Audit Manager
Marshall B. Blaukat, CPA
Golden Valley, MN
Marshall's Bio
Marshall specializes in audit and review services for cooperatives. He received his Bachelor Degree from the University of MN in 1983. Marshall has been with CarlsonSV since 1996. He graduated from Glyndon-Felton High School in 1979. Outside of the office, Marshall enjoys golfing, fishing, home projects and investing.

Audit Manager
Derek D. Wills, CPA
New Ulm, MN