John Seabrook

PSG and Proven Solutions Leader | Deloitte Tax LLP

John Seabrook

550 S. Tryon Street

Suite 2500



United States


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John is a longstanding member of our National Federal Tax Services (NFTS) practice. He was a founding member of the Partnership Solutions Group (PSG) in 2006. John has a national leadership role; he currently leads both the PSG and ProvenSolutions groups of NFTS and has been an integral member of the NFTS management committee. John has more than 21 years of tax experience, serving our clients on a national level. John has worked across a wide range of federal tax specialties, including methods & periods, partnerships, federal credits, and excise taxes. He has also served in a practice office capacity, managing clients, and working across compliance & provision issues. John also played a lead role in the development of many of the NFTS practice offerings through his leadership role in our innovation efforts. John has initiated technology investments and architecture of all PSG technology tools including iPACS and PTP K-Calc, as well as other tools offered outside of the PSG practice.

John Seabrook