John Duffy

John Duffy is a skilled relationship manager at Grant Street Group, specializing in government payments and tax software, with responsibilities that include managing relationships with elected officials in Florida, tracking legislative activity, and fostering client communications for product development. Previously, Duffy served as a business analyst, providing technical support for tax collection software, managing the EscrowExpress product, and participating in client implementations. Additional leadership experience includes serving as president of the Beta Kappa Chapter of Alpha Tau Omega Fraternity and working as a software QA intern at Arccos Golf. Duffy holds a Bachelor’s Degree in Applied Mathematics and Spanish from Hillsdale College, and a background in customer service roles.