Rosemary Sereti joins Deloitte in its Washington tax practice

International Tax Review is part of Legal Benchmarking Limited, 1-2 Paris Garden, London, SE1 8ND

Copyright © Legal Benchmarking Limited and its affiliated companies 2026

Accessibility | Terms of Use | Privacy Policy | Modern Slavery Statement

Rosemary Sereti joins Deloitte in its Washington tax practice

Rosemary Sereti-Deloitte Tax 100 x 90

Deloitte has appointed Rosemary Sereti as managing director of the firm’s Washington national tax, tax controversy services practice.

Sereti will advise Deloitte’s US clients to identify and resolve international and domestic tax issues, including the most recent Internal Revenue Service (IRS) initiatives that impact large business and international (LB&I) taxpayers.

Prior to joining Deloitte, Sereti was the deputy commissioner of the LB&I division at the IRS.

Sereti led notable ventures at the LB&I division whilst managing a team of more than 4,500 professionals. These include devising the compliance campaign procedure, forming a multidisciplinary team focused on providing guidance on audit procedures, and creating a tactical plan to reform the compliance assurance programme and the coordinated industry case programme.

more across site & shared bottom lb ros

More from across our site

Complex and constantly shifting rules on global mobility mean ‘the risk is too great’ for staff to work abroad on personal time, EY’s Maureen Flood tells ITR
While it’s great that the OECD is alive to multinationals’ fears of being caught in a compliance trap, the ‘common understanding’ illustrates a worrying lack of readiness
Rising demand for specialist expertise has fuelled the growth in tax partner headcounts, Cain Dwyer found; in other news, Switzerland has been urged to reconsider pillar two
An OECD report on the taxation of the digital economy is expected by the end of 2026, according to the group of nations
Trophy assets are evolving from personal indulgences to structured investments, prompting family offices to prioritise tax efficiency, governance discipline, and cross-border compliance
As demand for complex, cross-border private client counsel spikes, Patrick McCormick sees opportunity in starting from scratch
As part of an exclusive global alliance, KPMG will become one of Anthropic’s ‘preferred consultants’ for private equity
In the second part of this series, the focus shifts to how taxpayers can manage ongoing risks across the lifecycle of cross-border structures
Jurisdictions have moved to ensure that multinationals are not punished for late GIR filings due to a lack of available filing portals or exchange relationships
HMRC’s push for unified tax adviser registration won’t prevent every instance of improper conduct, but it is good for taxpayers and the UK’s reputation
Gift this article