Partners and Associates

Partners and Associates

A hybrid team of accountants, advisors, and consultants whose collective experience and diverse backgrounds ignite ideas, reconfigure approaches, and recommend strategies and innovative solutions for our clients.

Anna Kooi

One Westbrook Corporate Center
Westchester, IL 60154

Tel: 630.928.1455


Audit and Accounting

Areas of Focus

  • Consulting
  • Audit and accounting
  • Technology
  • Insurance, banking, and asset management
  • Financial institutions
  • Attestation, review, and examination


Financial Services


University of Wisconsin-Whitewater
  • Bachelor of business administration degree in accounting

Anna Kooi, CPA

National Financial Services Industry Leader, Partner

Anna Kooi is a partner in Wipfli’s financial services practice with more than 20 years of experience in serving a variety of public and private clients in the financial services industry. She has advised clients ranging from startups to Fortune 50, bringing deep industry knowledge to the clients she services. In addition to core audit work, Anna has experience in attestation engagements including internal audit, agreed-upon procedures, and examination engagements. She has advised startups from proof of concept through exit strategies and is accomplished in buy-sell due diligence, IPOs, and strategy consulting.


  • Certified Public Accountant

Professional Memberships and Activities

  • American Institute of Certified Public Accountants (AICPA) - Member
  • Illinois CPA Society (ICPAS) - Member
  • Illinois Bankers Association (IBA) - Member
  • Insurance Accounting and Systems Association (IASA) - Past chapter president
  • Wisconsin Insurance Accountants - Member
  • The Institute of Internal Auditors (IIA) - Member