Jeff Oster
About Jeff Oster
Jeff Oster is the Head of Tax Controversy at MassMutual with over 18 years of experience in taxation, specializing in complex tax controversy issues.
Title: Head Of Tax Controversy
Jeff Oster holds the title of Head of Tax Controversy at MassMutual. He has been with the company since April 2015, dealing with intricate tax issues and controversies. His position demands a high level of expertise in federal and state tax regulations and a deep understanding of tax compliance and consulting services. At MassMutual, he collaborates closely with legal and financial teams to resolve tax disputes efficiently.
Company: MassMutual
Jeff Oster currently works as the Head of Tax Controversy at MassMutual, located in the Springfield, Massachusetts area. Since joining the company in April 2015, he has specialized in handling complex tax controversy issues, utilizing his extensive experience and in-depth knowledge of tax regulations. His role at MassMutual involves frequent collaboration with legal and financial teams, helping to navigate and resolve multifaceted tax-related challenges.
Previous Roles at Deloitte and KPMG
Before joining MassMutual, Jeff Oster gained substantial experience at Deloitte Tax LLP and KPMG LLP. From 2011 to 2015, he worked as a Tax Manager at Deloitte in Denver, where he handled significant tax controversy cases. Prior to that, he served as a Sr. Associate at KPMG from 2005 to 2011 in the Greater Boston Area. These roles honed his skills in tax compliance, consulting services, and resolving complex tax disputes.
Education and Expertise
Jeff Oster's educational background includes a Bachelor's degree from Boston College, where he studied from 1998 to 2002. Furthering his expertise, he achieved a Master's degree in Taxation from Bentley University. With over 18 years of experience in the field, Jeff has developed specialization in tax controversy, combining his academic knowledge with practical experience to excel in both public accounting and corporate tax departments.