Cindy has over 35 years of combined management-level experience in national staffing, employee training, bonus systems, and payroll delivery systems. For the past 25 years, Cindy has provided management consulting services to the clients of Wohlenberg Ritzman & Co., LLC with a focus in tribal casinos, tribal colleges, and tribal governments. She specializes in internal audits, human resources/employee benefits, information technology, and major financial affairs, including set-up and delivery of payroll systems and serving in the position of interim Chief Financial Officer.
INDUSTRY
PRACTICE
Adjunct Professor for Mount Marty College
Yankton, South Dakota
Adjunct Professor for Little Priest Tribal College
Winnebago, Nebraska
Master Degree in International Management (MIM)
Treasurer, Wild Turkey Days Committee
Spencer, Nebraska
Masters in International Management, Finance,
University of Denver – Denver, Colorado
Bachelor of Science, Chemistry,
University of South Dakota – Vermillion, South Dakota
Bachelor of Science, German,
University of South Dakota – Vermillion, South Dakota
Jessica has been in public accounting since 2005. Her industry specialization includes governmental and non-profit entities with a focus on state, local, and tribal governments. Her responsibilities include financial statement and compliance audits; assisting in the preparation and review of annual financial statements, related footnotes and combining schedules; and serving in the position of Interim Finance Director for governmental and non-profit entities.
INDUSTRY
PRACTICE
Certified Public Accountant (CPA)
Licensed in Arizona and South Dakota
Chartered Global Management Accountant (CGMA)
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Vice President and Treasurer, Meridian District of Downtown Yankton
Past Board Member, Susan G. Komen South Dakota Affiliate
Past Member, Yankton Morning Optimist Club
Master of Professional Accountancy,
University of South Dakota – Vermillion, South Dakota
Bachelor of Arts, Accounting
Mount Marty College – Yankton, South Dakota
Kathryn has practiced public accounting since 1984 and specializes in providing professional and proactive services to tribal entities and financial institutions. She provides accounting and auditing services, as well as management consulting, to tribal governments and their related entities, focusing on giving her clients a practical, clear understanding of findings to help them improve their operations and providing management services as an interim finance officer. She has managed all stages of financial institution audits and director’s exams, including engagement reviews, planning, compliance testing, fieldwork, and report preparation.
INDUSTRY
PRACTICE
Certified Public Accountant (CPA)
Licensed in Arizona, California, Iowa, Kansas, Minnesota, Montana, Nebraska, New Mexico, South Dakota, Texas, Wisconsin, and Wyoming
Chartered Global Management Accountant (CGMA)
Member, American Institute of Certified Public Accountants
Member, South Dakota Society of Certified Public Accountants
Member, Governmental Audit Quality Center – AICPA
Past Member, Mount Marty College Board of Trustees
Past Member, Mount Marty College Finance Committee
Past Member, Yankton Community Transportation Program Board
Past Honoree, University of South Dakota Alumnus of the Year
Master of Professional Accountancy,
University of South Dakota – Vermillion, South Dakota
Bachelor of Science, Accounting,
University of South Dakota – Vermillion, South Dakota
Mollie joined Wohlenberg, Ritzman & Co., LLC in 2022 and has been in public accounting since 2014. Her primary focus is on business and individual taxation. She provides tax and accounting services to businesses through general accounting services such as QuickBooks consultation and training, sales tax, payroll, and strategic year-end planning.
INDUSTRY
PRACTICE
Certified Public Accountant (CPA)
Licensed in South Dakota
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Past Member, Mount Marty College Board of Trustees
Past Member, Mount Marty College Finance Committee
Past Member, Yankton Community Transportation Program Board
Past Honoree, University of South Dakota Alumnus of the Year
Bachelor of Arts, Accounting and Business Administration
Augustana University – Sioux Falls, South Dakota
Magan joined Wohlenberg Ritzman & Co., LLC in 2017, bringing a wealth of experience from her six-year career in private accounting. During this time, she honed her expertise across both the non-profit and for-profit sectors, gaining a deep understanding of diverse financial environments.
As an Audit Manager at WRC, Magan specializes in auditing and accounting services, with a particular focus on governmental and non-profit audits. Her commitment to excellence and meticulous attention to detail ensures that her clients receive comprehensive and reliable financial insights.
Outside of work, Magan enjoys staying active through running and spending time outdoors. She cherishes moments with her husband and their four children, whether it’s family adventures or attending her kids’ sporting events. Magan also loves unwinding with a good book whenever she gets the chance.
INDUSTRY
PRACTICE
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Master of Business Administration
University of Sioux Falls – Sioux Falls, South Dakota
Bachelor of Business Administration, Accounting
University of South Dakota – Vermillion, South Dakota
Keith joined Wohlenberg Ritzman & Co., LLC in 2001 as a Staff Accountant and currently serves in the position of Senior Audit Manager. He specializes in preparing financial statements for a broad range of industries. He has over 45 years of accounting experience. Prior to joining the firm, Keith served as a Bank Examiner for a state regulatory authority, a Cashier for a community bank, and a Controller for an implement dealership.
INDUSTRY
PRACTICE
Certified Public Accountant (CPA)
Licensed in South Dakota
Member, American Institute of Certified Public Accountants
Member, South Dakota Society of Certified Public Accountants
Vice President and Treasurer, Meridian District of Downtown Yankton
Past Board Member, Susan G. Komen South Dakota Affiliate
Past Member, Yankton Morning Optimist Club
Bachelor of Science in Business Administration,
University of South Dakota –Vermillion, South Dakota
Patrick joined Wohlenberg Ritzman & Co., LLC in November 2024 as an Audit Manager. He brings a wealth of knowledge to the Firm with 4 years of prior public accounting experience and 3 years of private accounting experience at a financial institution. His focus is successfully leading audit teams in the Firm’s preparation of financial statement audits and single audits for a variety of clients, and also assisting with special projects in the management consulting division.
INDUSTRY
PRACTICE
Certified Public Accountant (CPA)
Licensed in South Dakota
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Vice President and Treasurer, Meridian District of Downtown Yankton
Past Board Member, Susan G. Komen South Dakota Affiliate
Past Member, Yankton Morning Optimist Club
Master of Professional Accountancy
Augustana University – Sioux Falls, South Dakota
Bachelor of Science, Accounting, Cum Laude
Dakota Wesleyan University – Mitchell, South Dakota
Keegan joined Wohlenberg Ritzman & Co., LLC in 2020 as an intern and joined the staff full-time in May 2021. As a staff accountant for WRC, his focus is on auditing and accounting services.
INDUSTRY
PRACTICE
Certified Public Accountant (CPA)
Licensed in South Dakota
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Vice President and Treasurer, Meridian District of Downtown Yankton
Past Board Member, Susan G. Komen South Dakota Affiliate
Past Member, Yankton Morning Optimist Club
Master of Business Administration – Public Accounting
Wayne State College – Wayne, Nebraska
Bachelor of Business Administration, Accounting, Criminal Justice
Mount Marty University – Yankton, South Dakota
Certified Public Accountant (CPA)
Licensed in Arizona and South Dakota
Chartered Global Management Accountant (CGMA)
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Vice President and Treasurer, Meridian District of Downtown Yankton
Past Board Member, Susan G. Komen South Dakota Affiliate
Past Member, Yankton Morning Optimist Club
Bachelor of Arts, Accounting
Mount Marty College – Yankton, South Dakota
Mariah joined Wohlenberg Ritzman & Co., LLC in January 2022 as an Intern, joined the staff part-time in January 2023, and full-time in January 2024 as a Staff Auditor I. Her focus is on auditing and accounting services, and also assisting with special projects in the management consulting division.
INDUSTRY
PRACTICE
Certified Public Accountant (CPA)
Licensed in Arizona, California, Iowa, Kansas, Minnesota, Montana, Nebraska, New Mexico, South Dakota, Texas, Wisconsin, and Wyoming
Chartered Global Management Accountant (CGMA)
Member, American Institute of Certified Public Accountants
Member, South Dakota Society of Certified Public Accountants
Member, Governmental Audit Quality Center – AICPA
Past Member, Mount Marty College Board of Trustees
Past Member, Mount Marty College Finance Committee
Past Member, Yankton Community Transportation Program Board
Past Honoree, University of South Dakota Alumnus of the Year
Master of Professional Accountancy
University of South Dakota – Vermillion, South Dakota
Bachelor of Arts, Accounting
Mount Marty University – Yankton, South Dakota
Kathleen has practiced public accounting since 1978, including owning her own accounting firm in Petaluma, California for 35 years. She has a broad industry focus and her areas of expertise include tax, tax planning, and strategic business consulting.
Certified Public Accountant (CPA)
Licensed in California and South Dakota
Member, American Institute of Certified Public Accountants
Member, South Dakota Society of Certified Public Accountants
Member, Santa Rosa Junior College Foundation
Treasurer, Petaluma GAP Winegrowers’ Alliance
Past Member, Santa Rosa Junior College Board of Trustees
Past President & Past Treasurer, Petaluma Chamber of Commerce
Past President & Past Treasurer, Petaluma Sunrise Rotary Club
Past Treasurer, Petaluma Lion’s Club
Bachelor of Arts
Hood College – Frederick, Maryland
Mike graduated from the University of Sioux Falls, South Dakota, in 2020. After working for another public accounting firm for three years, he joined Wohlenberg Ritzman & Co., LLC in 2023. Mike works primarily in the areas of tax, accounting services, and management consulting.
INDUSTRY
PRACTICE
Certified Public Accountant (CPA)
Licensed in South Dakota
Member, South Dakota Society of Certified Public Accountants
Past Member, Mount Marty College Board of Trustees
Past Member, Mount Marty College Finance Committee
Past Member, Yankton Community Transportation Program Board
Past Honoree, University of South Dakota Alumnus of the Year
Bachelor of Arts in Accounting and Minor in Finance
Sioux Falls University – Sioux Falls, South Dakota
Jon has over 35 years of accounting experience with tribal casinos and served as a controller. He has experience in preparing financial statements, accounts payable, accounts receivable, 941’s, W2’s, other required tax returns, and preparing analysis reports for casino operations.
INDUSTRY
PRACTICE
Certified Public Accountant (CPA)
Licensed in Arizona and South Dakota
Chartered Global Management Accountant (CGMA)
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Vice President and Treasurer, Meridian District of Downtown Yankton
Past Board Member, Susan G. Komen South Dakota Affiliate
Past Member, Yankton Morning Optimist Club
Bachelor of Science in Business Administration, Accounting
University of South Dakota – Vermillion, South Dakota
Rachael joined Wohlenberg Ritzman & Co., LLC in 2023 after a decade of office administrative work. As an Accounting Associate, she provides bookkeeping and tax support services to the Firm’s clients, including payroll processing and payroll and sales tax reporting.
INDUSTRY
PRACTICE
Certified Public Accountant (CPA)
Licensed in South Dakota
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Past Member, Mount Marty College Board of Trustees
Past Member, Mount Marty College Finance Committee
Past Member, Yankton Community Transportation Program Board
Past Honoree, University of South Dakota Alumnus of the Year
Associate Degree in Business Administration
Saddleback College – Mission Viejo, California
Pursuing Bachelor of Business Administration, Accounting
Colorado State University – Denver, Colorado
Cassie joined Wohlenberg Ritzman & Co., LLC in 2012, bringing four years of banking experience with her. As our Audit Coordinator, she’s the go-to person for keeping the audit process on track. From sending out audit notifications and coordinating audit setups with the team to organizing documentation and tracking requests, Cassie makes sure everything runs smoothly. She also monitors timelines, keeps audit folders organized, and stays in close communication with staff to address progress, priorities, and any issues that come up.
In addition to her audit responsibilities, Cassie lends her expertise to bookkeeping and tax projects, showing her versatility and dedication to client needs. At our Madison office, her approachable and professional demeanor makes her a welcoming presence for both clients and coworkers.
Certified Public Accountant (CPA)
Licensed in Arizona and South Dakota
Chartered Global Management Accountant (CGMA)
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Member, Yankton Morning Optimist Club
Bachelor of Business Administration,
Mount Marty College – Yankton, South Dakota
Blaine has practiced public accounting for over 35 years and has been a Partner of Wohlenberg Ritzman & Co., LLC for the past 20 years. His primary focus is business and individual taxes with extensive experience in estate, trust, 401K and employee benefit administration.
INDUSTRY
PRACTICE
Certified Public Accountant (CPA)
Licensed in South Dakota
Member, American Institute of Certified Public Accountants
Member, South Dakota Society of Certified Public Accountants
Treasurer, Yankton Community Library Foundation
Past Member & Scorekeeper, Hillcrest Pro-Am Committee
Yankton, South Dakota
Bachelor of Science, Accounting
University of South Dakota – Vermillion, South Dakota
Luis joined Wohlenberg Ritzman & Co., LLC in 2020 as an intern and joined the staff full-time in May 2021. As a staff accountant for WRC, his focus is on auditing and accounting services.
INDUSTRY
PRACTICE
Certified Public Accountant (CPA)
Licensed in Arizona and South Dakota
Chartered Global Management Accountant (CGMA)
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Vice President and Treasurer, Meridian District of Downtown Yankton
Past Board Member, Susan G. Komen South Dakota Affiliate
Past Member, Yankton Morning Optimist Club
Pursuing Master of Professional Accountancy
University of South Dakota – Vermillion, South Dakota
Bachelor of Business Administration, Accountancy
Mount Marty University – Yankton, South Dakota
Dawn comes to Wohlenberg Ritzman & Co., LLC after working 10 + years in the factoring industry and 6 years prior to that in the banking world. Dawn joined Wohlenberg Ritzman & Co., LLC in September 2025 as an Administrative Support Specialist. She will greet you with a smile and some conversation every time you see her in the Madison location. She has been in the Madison area for close to 20 years, so she is a familiar face in the community. Outside her professional life, she enjoys spending quality time with her family and friends, helping her husband on the family farm, coaching, volunteering, and reading. You will see her cheering on her 4 children at all sorts of events, so feel free to come chat with her at any time.
Certified Public Accountant (CPA)
Licensed in South Dakota
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Vice President and Treasurer, Meridian District of Downtown Yankton
Past Board Member, Susan G. Komen South Dakota Affiliate
Past Member, Yankton Morning Optimist Club
Bachelor in Business Administration, Finance and Accounting,
with emphasis in Economics
Dordt University – Sioux City, Iowa
Sam joined Wohlenberg Ritzman & Co., LLC as a Staff Auditor I and is currently working toward a Bachelor’s degree in Accounting at the University of South Dakota. In his role, he supports audit and assurance engagements, gaining valuable hands-on experience while contributing to client service efforts. Sam is committed to developing his accounting knowledge and delivering dependable, high-quality work as he begins his professional career.
Certified Public Accountant (CPA)
Licensed in South Dakota
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Vice President and Treasurer, Meridian District of Downtown Yankton
Past Board Member, Susan G. Komen South Dakota Affiliate
Past Member, Yankton Morning Optimist Club
Bachelor in Business Administration, Finance and Accounting,
with emphasis in Economics
Dordt University – Sioux City, Iowa
Jack joined Wohlenberg Ritzman & Co., LLC in 2026 as a Staff Auditor I after earning a Bachelor of Arts, cum laude, and a Master of Professional Accountancy from Augustana University in Sioux Falls, South Dakota. He assists with audit and assurance engagements and is dedicated to providing quality service while building a strong foundation in the accounting profession.
Certified Public Accountant (CPA)
Licensed in South Dakota
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Vice President and Treasurer, Meridian District of Downtown Yankton
Past Board Member, Susan G. Komen South Dakota Affiliate
Past Member, Yankton Morning Optimist Club
Bachelor in Business Administration, Finance and Accounting,
with emphasis in Economics
Dordt University – Sioux City, Iowa
Cammi joined Wohlenberg Ritzman & Co., LLC as an Administrative Support Specialist, bringing more than 13 years of experience in the banking industry. Her background in customer service, financial services, and business operations allows her to provide dependable support to both clients and team members. Cammi holds an Associate of Arts degree in Business Administration and is committed to delivering exceptional service while helping ensure the smooth operation of the firm. Outside of work, Cammi enjoys spending time with her family, boating, and serving her community as a volunteer EMT.
Certified Public Accountant (CPA)
Licensed in South Dakota
American Institute of Certified Public Accountants
South Dakota Society of Certified Public Accountants
Vice President and Treasurer, Meridian District of Downtown Yankton
Past Board Member, Susan G. Komen South Dakota Affiliate
Past Member, Yankton Morning Optimist Club
Bachelor in Business Administration, Finance and Accounting,
with emphasis in Economics
Dordt University – Sioux City, Iowa
Founded in 1955, dedicated to providing our clients with efficient & effective financial services involving tax, audit & accounting, tribes, and business consulting. We pride ourselves in giving personal attention and quality service to each and every client.
SUMMER HOURS:
JULY-AUGUST
Mon-Thu: 8am – 5pm
Fri: 8am – 12pm
Sat-Sun: CLOSED
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