Jeff Van Maanen

Jeff attended Central College and graduated from the University of Iowa in 1978. He received his CPA certificate in 1979 and has been in public accounting since 1978. He is a member of the American Institute of Certified Public Accountants (AICPA) and the Iowa Society of Certified Public Accountants (ISCPA). He is presently the general manager of Van Maanen, Sietstra, Meyer & Nikkel. In addition to management responsibilities, he provides services to clients in the areas of income tax planning and preparation, estate planning, and small business financial advice. He also reviews financial statement workpapers for audits, reviews, and compilations. Jeff enjoys spending time with his family and friends, participating in sports activities, and woodworking.



Dave Sietstra

In 1997, Dave graduated from Simpson College and joined VSM&N. He passed the CPA examination in 1998. He is a partner in the firm as well as the accounting manager. His responsibilities include  preparation of tax returns, compilations and reviews for business clients, and governmental auditing. He enjoys spending time with his family.



Melanie Meyer

Melanie majored in accounting at Central College. She graduated in 1997 and passed the CPA examination shortly thereafter. In 2008, she became accredited in business valuation through the American Institute of CPAs. Prior to joining VSM&N in 2004, Melanie worked in public accounting with an emphasis on auditing. She also worked as an accountant and controller for manufacturing companies. She became a partner in VSM&N in 2006. Melanie’s duties include fulfilling the various accounting needs of clients, preparing business valuations, performing audit field work, and preparing tax returns. Melanie enjoys spending time with her family and friends.



Brett Nikkel

Brett graduated from Northwestern College in 2009 with a degree in accounting and business administration. He obtained his CPA certification in 2013 and became a partner in VSM&N in 2014. Brett’s responsibilities include performing various accounting services for clients, auditing, and income tax preparation. In his spare time, he enjoys sports, music, and spending time with his family.



Colleen Williams

Colleen graduated from the University of Northern Iowa in 1996 with a major in accounting and economics. She passed the CPA examination in 1996 and has worked in public accounting ever since. Her specialty is income tax preparation. She also prepares compilations, reviews, and audits for businesses, nonprofits, and governments. Her family has lived in Pella since 2001, when she joined our firm and her husband joined the IT department at Pella Corporation. Prior to working in public accounting, she worked as office manager in a family-owned manufacturing business for nearly 20 years. Colleen, her husband, and her two daughters enjoy gardening, landscaping, and antique cars.



Darren Bogaards

Darren graduated from Northwestern College in 2011 with a degree in accounting. Prior to joining the company in 2015, Darren worked in the private sector as an accountant in the transportation and medical industries. His duties include assisting with various accounting duties for clients, as well as assisting with audit fieldwork and tax returns. In his spare time, he enjoys sports, hunting, and spending time with family and friends.



Renee Engbers

Renee joined VSM&N in October 2010. She performs payroll, accounts payable, accounts receivable, and accounting services for the firm’s clients. Outside work, Renee enjoys spending time with her husband, son, and two daughters.



Mia Verhoef

Mia joined VSM&N in July 2008. She works full-time assisting with payroll, accounts payable, sales and payroll taxes, and various office functions. Outside work, Mia keeps busy with her son and enjoys spending time with her husband and friends.



Rebekah Aeilts

Rebekah joined VSM&N in July 2015. She works full-time assisting with payroll, accounts payable, and sales and payroll taxes, as well as assisting with receptionist duties and other office functions. Rebekah enjoys spending time with family and friends, caffeine, reading, and playing games.



Lisa Jansen

Lisa Jansen joined the VSM&N staff in October 2012 as a part-time employee. She assists with client payroll processing and firm accounting and billing. She also shares receptionist duties. In her free time, you will often find Lisa at a sporting event cheering on her three kids.



Marla Terlouw

Marla is part of the VSM&N clerical staff. Other than keeping busy with four children, Marla and her husband are happy to take part in church duties and youth activities. She also enjoys cooking, gardening, and relaxing camping trips with her family.



Holli Kelderman

Holli joined VSM&N in August 2011. Holli works part-time assisting with payroll, preparation of audit reports, and other administrative support functions. Outside work, Holli enjoys home projects, walking, and spending time with friends and family.



Marcy Stravers

Marcy works part-time, primarily out of her home. She assists with various projects. Marcy enjoys spending time with her family and friends, staying fit, and pursuing musical interests.