Sean Maher

Sean Maher currently serves as Vice President of Underwriting at O2 Sponsor Finance, a division of Old Second National Bank, where responsibilities include providing leveraged senior secured cash flow loans to lower middle market manufacturing, distribution, and service companies. Prior to this role, Sean Maher held multiple positions at M&T Bank, including Vice President of Commercial Senior Credit Underwriter and Assistant Vice President, demonstrating expertise in commercial credit analysis for middle market clients. Earlier experience at The Bonadio Group as an Associate II further solidified Sean Maher's financial acumen. Sean Maher holds a Bachelor of Science in Business Administration with a focus on Accounting and Economics from The Ohio State University.