Executive Team

Our Executive Team is committed to creating an environment of inspiration, energy and purpose. Our focus on the personal growth and well-being of every TaxAudit team member ensures our staff has the unmatched commitment, experience and skill needed to successfully defend our members.


Mark D. Olander


As the CEO, Mark’s principal job is to create, develop, and implement the vision and direction for TaxAudit. In this role, he ensures that the strategic goals and objectives are understood by all team members and the appropriate resources are constantly focused on the achievement of that vision while maintaining the core values and strengths of the enterprise.


Jane T. Smith

Chief Experience Officer

As the CXO, Jane’s most important responsibility is to maintain and continue to evolve the culture and environment of TaxAudit to support our company mission. Her focus is on making sure that the team member experience is one of engagement, pride, and personal development while safeguarding the company’s dedication to an amazing customer experience.


David E. Du Val, EA

Chief Customer Advocacy Officer

As the CCAO, Dave’s principal job is to maintain and continue to evolve the customer advocacy function of TaxAudit. His focus is on making sure that each team member has the knowledge and technical experience needed to provide quality audit representation while providing an appropriately customer-centric Member experience.


Jake J. Sindt

Chief Operations Officer

As the COO, Jake’s focus is to continually improve the quality and efficiency of operations at TaxAudit. To achieve this, he ensures that each team member has access to the tools and support they need to do their jobs while understanding our processes, procedures, and technology. This focus is essential for our company to fulfill the corporate mission.


Zachary VandeKamp

Chief Legal Officer

As the Chief Legal Officer, Zack has the overall responsibility for the management, oversight, and operation of the Legal Department at TaxAudit. Zack is responsible for providing legal guidance on matters pertaining to operations of the business, risk management, regulatory compliance, management of outside counsel, and other legal services.


Matthew J. Estes

Chief Strategic Planning Officer

As CSPO, Matt works with the Executive Steering Committee to develop and manage portfolios of critical initiatives and projects that support the strategic goals and objectives of TaxAudit and to assure timely execution of these projects. His focus is on continually improving the ability of the enterprise to execute in a manner consistent with corporate priorities.


Kurt Lee

Chief Financial Officer

As the CFO, Kurt has the overall responsibility for managing the financial risks of TaxAudit. These responsibilities include timely financial planning and reporting to the Executive Steering Committee and Board as well as playing an active role in the Strategic Plan and long-term goals of the organization.


Bob Dover

Director of Technology

As Director of Technology, Bob strives to ensure that our members and employees are provided with the most reliable and secure technology services possible. Working as a member of the Executive Team, Bob leverages his two decades of experience building technology teams and systems to translate the business needs of TaxAudit into workable, secure network and software systems that support those needs.  


Karen M. Reed

Director of Communications

As the Director of Communications, Karen's major focus is building awareness of TaxAudit as a credible brand and trusted resource for tax information, expert commentary, reliable data and tax audit trends and best practices. Equally important to her role is developing and implementing programs that promote an internal culture that reflects the company's core values, ensuring that our mission is fulfilled with each audit we defend. Karen ensures that TaxAudit has a consistently focused and authentic message.


Joanne Wiedermann

Human Resources Manager

As the Human Resources Manager, Joanne's job is to continually improve employee experience while ensuring the company's policies remain in compliance with state and federal laws. She draws on her strong management background to achieve her goal of providing the best possible service and support to the employees of TaxAudit.


Stephanie D. Lindsay

Director of Audit Support

As the Director of Audit Support, Stephanie strives to give our members the best experience possible by supporting and strengthening three of our four largest departments. Stephanie's passion for Corporate Community Involvement is exemplified in her additional role of Corporate Volunteer Manager. She oversees TaxAudit.com's volunteer program, ENGAGE.


Eric Vanpraag

Director of Audits

As Director of Audits, Eric is responsible for managing TaxAudit's Audit Department – our largest team. Eric has a strong belief in fostering good working relationships, continuous training and development, and ensuring that all members of his team have the tools, training, resources, and mentoring they need to be successful.