☰ Menu
× Close


Our team of consultants is the heart and soul of everything we do. They allow us to deliver on the promises we make to clients and to take care of the issues entrusted to us as your project partner.

We hire passionate problem solvers with the hearts of servants, who want more out of a job than a traditional corporate role can provide. We seek individuals with a strong passion for solving problems, figuring things out, and making order out of chaos. After all, our clients don’t hire us to maintain status quo. Integrity is a core characteristic required on our team as well, ensuring we are doing the right thing for clients every time.

Our team’s experience ranges from three to twenty plus years and includes Big 4 public accounting as well as industry experience with the largest and most complex organizations. We know that credentials matter and our team is made up an impressive group of certifications and designations including:


Tim Kelly – Managing Partner

Contact Tim

Tim has more than 20 years’ experience serving business leaders in Cincinnati and leading professional service firms to solve complex issues in accounting, finance, internal audit, risk, compliance, and technology. He has an established reputation for delivering results and meeting commitments. Tim led a local office of a national consulting firm, was a Partner in a regional CPA consulting practice, and served as Vice-President and Managing Director at a global firm that spun out of Deloitte, prior to launching Grandin Solutions. Tim is a member of the Association for Corporate Growth, Internal Audit Association, and has been a Chapter Sponsor for the Financial Executives International (FEI) in Cincinnati.

A lifelong Cincinnatian, Tim received his BBA in Finance from the University of Cincinnati, Carl H. Lindner College of Business. He enjoys many outdoor activities, a whole host of DIY projects around the house, garage, and yard, as well as spending time with his wife, adult children, and extended family.

Erica Drinnen, CPA

Contact Erica

Erica has more than 15 years of public accounting, professional services, and private industry experience in accounting, finance, audit, and consulting. She began her career at Deloitte serving the largest companies in Cincinnati before joining Procter and Gamble’s corporate accounting team. Prior to launching Grandin Solutions, Erica served in a financial reporting role for a Private Equity portfolio firm and was also in a Director position in the Cincinnati office of a Global Consulting firm.

Erica received her BBA in Accounting from the University of Cincinnati and is a licensed Certified Public Accountant in the State of Ohio. Born and raised on the west-side of Cincinnati, Erica was a scholarship recipient in the Carl H. Lindner Honors-PLUS Program where she majored in accounting. She resides in Mason with her dog Toby and enjoys spending time with her nieces and nephews. Erica also can be found practicing, instructing, and coaching in the areas of fitness, health, and nutrition.