Maria P. Siourounis

Maria P. Siourounis

P 312.670.7444 | F 312.670.8301


Maria Siourounis is a member of ORBA’s Audit Group. She began her career at ORBA as a tax season intern, where she analyzed financial data for personal and business income tax preparation. She is well versed in various aspects of financial reporting and accounting and has experience in conducting tax research and performing various audit procedures. She works with clients from a variety of industries, including real estate and health care as well as high-net-worth individuals. Maria is currently pursuing a Master’s in Taxation at DePaul University.

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Message from Managing Director Mark Thomson
Over the past two weeks, I have watched the many peaceful protests across the City of Chicago, our local communities and across the nation. People of all backgrounds are speaking out against the continuing injustice against people of color, specifically Black people.


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