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Our Team

Jenna Ahlers - Staff Accountant

Jenna is a 2009 graduate of the University of Sioux Falls with a bachelor’s degree in Business Administration with an emphasis in Accounting. She joined DKH in September 2009. Jenna and her husband Mike live in Worthington. She enjoys being outdoors (especially in the summer), tropical vacations, shopping, and spending time with family.

Kelly Ahrenstorff - Office Assistant

Kelly has worked for DKH since 1989. She has an accounting diploma from Granite Falls and a secretarial/computer diploma from Minnesota West. She is responsible for electronic filing, supporting staff, organizing and preparing forms and providing customer support. Her interests and hobbies include spending time with family, traveling and helping raise cattle on the farm.

Galen Gordon – Tax Preparer

Galen has been preparing tax returns since 1978 and rejoined us at the DKH Tax Service office in 1999. Galen farms northwest of Worthington. Galen and his wife, Colleen, are active in various community activities and enjoy spending time with their children and grandchildren.

Crystal Groen - Office Assistant

Crystal is a graduate of Rasmussen Business College in Mankato with a degree in Business Management. She joined DKH in 2006 and enjoys spending time with her husband Brent and family, going to sporting events, traveling and fishing.

Karen Gunnink – Office Assistant

Karen is a graduate of Southwestern Technical College in Pipestone with a Receptionist/Clerk Typist diploma. She provides our administrative support as well as Eldercare assistance in the Luverne, Minnesota office. Karen and her husband, Bernie, live in Hardwick.

Doreen Harrold - Staff Accountant

Doreen is a 2001 graduate of Minnesota State University, Mankato with a degree in accounting and a minor in business management. She joined DKH in 2011. She and her husband Joseph live near Bingham Lake and have two children, Samantha and Dustin. In her free time Doreen enjoys camping, boating, reading, gardening and motorcycling with her family.

Dea Klumper - Paraprofessional

Dea started in the accounting field in 1974 and has been with DKH since 1985. She focuses on financial statement preparation, payroll, sales tax, farm bookkeeping and Quickbooks assistance. She and her husband Wayne have three children, Tresse, Daniel and Joseph. Dea enjoys spending time with her family, playing the flute, running and exercise, sewing, cooking and helping raise sheep on the farm.

Vickie L. Kuipers, EA, RAP

Vickie has been preparing taxes and providing farm accounting assistance since 1988. She joined DKH in 2006. She and her husband, Marvin, live near Bigelow. In her spare time she enjoys time with family, fishing, and traveling.

Meredith A. Mammen, CPA

Meredith joined DKH in 1997 after working in both public and private industry. She earned a BS in Accounting, Magna Cum Laude, from the University of Minnesota, Duluth and provides traditional accounting services to individuals and small businesses. She also has experience in trust and estate taxation and financial statement compilations, reviews, and audits. Meredith lives in Worthington with her husband.

Tom Martin - Tax Preparer

Tom is a Worthington native who farms near Reading. He is a graduate of the University of Minnesota - Mankato and joined DKH as a seasonal tax preparer in 2004. Tom and his wife Deb have two children.

Marilyn McDowell, CPA

Marilyn is a graduate of Iowa State University in Accounting and Computer Science and has worked in both corporate industry and public accounting. She has been with DKH since 2000 and works in accounting, taxation and computer consulting. She is married with two children and enjoys spending time with her family, playing bridge and bicycling.

Nancy Myrom - Firm Administrator

Nancy is a graduate of Moorhead State University with a B.S. degree in Administration-Management. She joined DKH in 1990 and is responsible for office administration and wealthcare support.

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Dona Onken - Paraprofessional

Dona has worked for DKH since 1996 and does bookkeeping, payroll and financial statement preparation for a wide variety of clients. She has a two-year accounting degree from Minnesota West Community College. She and her husband Denny farm east of Worthington and they have three sons. She is active in her church and enjoys gardening, counted cross stitch, sewing and spending time with her family.

Cindy Penning, CPA

Cindy is a graduate of Winona State University with a Paralegal degree and Mankato State University with an accounting degree. She joined DKH in 1996 and focuses on tax, auditing, eldercare and in-house continuing education presentation. Cindy’s flexible schedule allows her to spend time with her husband and three children on their farm as well as volunteering in many community and church activities.

Marjorie Winter, CPA

Marjorie is a graduate of Southwest State University in Marshall with a degree in accounting. She also has a two year degree in Business Administration from Minnesota West Community College. Marjorie was a previous employee of DKH and returned in January of 2014. She and her husband Ted live in Fulda and have four grown children and eight grandchildren. She serves as treasurer at her church and is on the Fulda Food Shelf board. She enjoys camping, flower gardening and antiques.