About Us

RA Tax & Accounting Firm Serving Kansas City and Surrounding Areas

Since 1992, our accounting firm has been providing quality, personalized financial guidance to local individuals and businesses.

Our expertise ranges from basic tax management and accounting services to more in-depth services such as financial statements, tax and financial planning, tax preparation and consulting.

Our Mission

Help clients maintain financial viability in the present while taking a proactive approach to achieve future goals.

This will require a solid understanding of our clients’ needs obtained through:

  • open communication
  • thorough research
  • sound analysis

Our firm is dedicated to meeting these goals with high standards of excellence and professionalism.


James R. Leichter
Majority Partner
James Leichter is the majority owner of RA Tax and Accounting. He grew up in Johnson County, Kansas and has owned several businesses throughout the years. James also serves as the President of Aptora Corporation – a leading software company that provides accounting and job costing software to the service and construction industry. James strongly believes in the importance of having a close personal relationship with key advisors such as an accounting and tax professional. On a personal note, James is a cat lover, recycling freak, and a computer nerd. He is married and has three adult children. 

James Leichter

Mark Schlemmer, CPA
Managing Shareholder – Tax Division
Mark joined the RA team in July of 2019 with an extensive background in tax and accounting. He provides tax return preparation for individuals, partnerships, corporations, not-for-profits, and trusts. He also provides financial statement compilations, accounting services, projections, and tax analysis. Mark has experience in composite taxes, SALT, forensic accounting, performance-based auditing, and VBA application development of various tax and accounting tools. He also has litigation support experience with the primary role of calculating loss damages, preparing damage reports, and assisting in trial preparation. Mark attended the Bloch School of Business at the University of Missouri – Kansas City where he graduated Magna Cum Laude with his Bachelor of Science in Accounting in May of 2010. His professional qualifications include Certified Public Accountant (CPA) licensed in Kansas and American Institute of Certified Public Accountants (AICPA).