Katherine R. Wiernicki

Katherine Wiernicki

Partner, CPA · +1 (703) 923 8508

Katherine Wiernicki is a partner in our tax and assurance group with more than 25 years of experience. She is the leader of the commercial assurance practice in the Washington, D.C. region and serves as regional quality leader. Kathy has significant experience serving the business advisory, assurance, financial reporting, and tax needs of clients in multiple industries including real estate investment, home building, land development, mortgage banking, brokerage and leasing, publishing, software development, and technology.

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  • Directs assurance and tax compliance engagements for closely held, multistate businesses with revenues ranging from $5 million to $800 million
  • Advises entrepreneurial companies and their stakeholders in addressing business, accounting, and tax challenges as they build, buy, and sell their businesses
  • Consults with clients on recapitalization and sales transactions related to deal structure and accounting for acquisitions
  • Serves as the regional technical reviewer for complex financial reporting matters
  • American Institute of Certified Public Accountants
  • Greater Washington Society of Certified Public Accountants
  • Commercial Real Estate Women
  • Leadership Montgomery
  • Virginia Society of CPAs
  • Maryland National Capital Building Industry Association
  • Member of Baker Tilly’s firm-wide GROW Council Advisory Committee focusing on the growth and retention of women


Washington DC


The Pennsylvania State University – University Park Campus
Bachelor of Science in accounting, emphasis in finance