Casey C. Peterson
CPA, AEP, President, Director
Income Taxes
Business Consulting and Start-up
Investment Advisory
Accredited Estate Planner
Chairman-First Western Bank/First Interstate Bank (1982-present),
Board of Directors & Audit Committee
WR Economic Development Foundation
Rapid City Regional Hospital Development Advisory Council
South Dakota Science and Technology Authority – Treasurer
Sanford Lab at Homestake – Member
Western South Dakota Buckaroos & Custer Trail Riders
Mark Lyons
CPA,Vice President, Director of Audit
Non-profit audit
Governmental audits
Healthcare audits & consulting
Board treasurer for Black Hills Area Council Boy Scouts
Email: markl@caseypeterson.com
Also licensed in Montana and Nebraska.
Kevin R. Eggebraaten
CPA, Director
Medical Consulting and Development
Income Taxes
Retirement Planning and Strategies
John M. Mitchell
CPA, CFP®, CVA, Director,
Consulting Services Director
Agriculture Tax
Bankruptcy
Estate Planning
Business Valuations
Financial / Retirement Planning
Litigation Support
Non-profit Tax
South Dakota Board of Accountancy Member
Michael P. Dell
M.S., CPA, CVA, Director of Tax
Corporate, Partnership, & Small Business Tax
Business Consulting from Start-up to Liquidation
Certified Quickbooks® Pro Advisor
Business Valuation
Litigation Support
IRS Representation
In an effort to maintain our growth and service level, we are always looking for qualified individuals to add to our team. We also like to refer qualified individuals to our clients. If you are motivated, skilled and want to belong to a dynamic team, please visit our
careers page .
Accounting Team
Theresa Hook
Accounting Tech , QuickBooks Certified Pro Advisor
Email: theresah@caseypeterson.com
QuickBooks Training & Consulting
Tax Team
Stacia Peters
CPA, Tax Team Manager
Email: staciap@caseypeterson.com
Corporate Tax Partnership Tax Individual Tax Business Tax Consulting
Audit Team
Deidre Budahl
M.B.A., CPA, MBA, Audit Manager
Email: deidreb2@caseypeterson.com
Governmental Audits Healthcare Audits Non-profit Audits Federal Award Programs
Administrative Team
Sue McCormick
Firm Administrator, Director, Member of CP Financial Services
Email: suem@caseypeterson.com
Human Resources Chairman- PCPS / AICPA Medium size MAP Network Group Community Volunteer for Children’s Miracle Network, Youth and Family Services and Festival of Lights (Co-Chair)