Professional Staff

Senior Advisor, Retired

Geoffrey Quinn, CPA
Senior Advisor, Retired

Geoffrey began his career in public accounting in 1977 with Arthur Andersen in Chicago where he worked in the areas of banking, regulated industries, governmental contracts and… read full bio


Christopher Burdeau, CPA

Christopher is a Principal of Quinn & Company and Chief of all professional staff. Chris has worked with Quinn & Company in public accounting since 1999 and brings years of…read full bio

Natasha Chen, CPA

Hsiang-Ting (“Natasha”) Chen is an Illinois and California licensed Certified Public Accountant. She joined Quinn & Company in 2015 and is a Principal at the Firm. In her current role…read full bio

Lee Koutsky, CPA

Lee is a longtime friend and colleague of Geoffrey Quinn. Their friendship dates all the way back to 1969 when they meet in high school. In 2020, after more than 40 years in public and private…read full bio

Senior Staff

Amanda Reyelts, CPA
Senior Staff Member

Amanda is a senior accountant with Quinn & Company. Her career started in public accounting in 2007, and she brings her years of accounting and tax experience to individuals…read full bio

Chandler Claudé
Senior Staff Member

Chandler Claudé is a staff accountant with Quinn & Company. Prior to joining the firm in 2021, he worked in the real estate industry while also gaining income tax preparation experience…read full bio

Olonbayar Munkhdash, EA
Senior Staff Member

Olonbayar Munkhdash is a senior staff member with Quinn and Company. Before joining the firm in 2022, she worked in the banking industry for over 10 years and gained income tax…read full bio

Junior Staff

Geoffrey T Quinn
Junior Staff Member

Geoffrey Thomas grew up in the public accounting profession as the son of the Firm’s founder, Geoffrey M Quinn and is one of the Firm’s junior staff members. Geoffrey Thomas joined…read full bio