Wollman moves from Sullivan & Cromwell to IRS; Schnabel succeeds as NYSBA tax section chair

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

Wollman moves from Sullivan & Cromwell to IRS; Schnabel succeeds as NYSBA tax section chair

fotoflexer-photoirs.jpg

Diana Wollman, a former partner of Sullivan & Cromwell, begins her new job today as director, international strategy in the Large Business and International division of the Internal Revenue Service.

She will report to Michael Danilack, deputy commissioner (international), and will be, said a recent internal e-mail, his principal adviser on a wide range of high-level and sensitive international issues and will oversee the development and implementation of all aspects of the IRS’s international strategic programme, including risk assessment, data management, trend analysis, training, and knowledge management capabilities, as well as assisting in developing and maintaining key contacts outside the Service.

At Sullivan & Cromwell, she specialised in the tax aspects of complex international transactions, managing tax audits and controversies, and handling clients’ other interactions with tax authorities.

David Schnabel will succeed Wollman as chairman of the tax section of the New York State Bar Association. He is a partner of Debevoise & Plimpton specialises in corporate M&A, acquisition financing and private fund formation.

more across site & shared bottom lb ros

More from across our site

Partners at both firms have voted in favour of the tie-up, which marks ‘the largest law firm merger in history’
The latest edition of Taxing Times with ITR covers all the controversy from a dramatic period for the carve-out deal, and also dissects the big four's AI strategies
Hany Elnaggar examines how the OECD’s global minimum tax is reshaping PE concepts across the GCC, shifting the focus from formal presence to substantive economic activity
The combination between Ashurst and Perkins Coie, which will create a $2.8 bn law firm, is expected to close in Q3
The ‘highly regarded’ Stephanie Pantelidaki, who has big four experience, will be based in the firm’s London office
A co-operative working relationship with the UK tax agency has helped 'unblock entrenched positions' to the benefit of clients, Kara Heggs tells ITR
New hires from rivals are reportedly being axed from the firm, following a steep decline in profits
Following Richard Houston’s switch to the newly formed Deloitte EMEA, Graves has the opportunity to bring Deloitte’s tax practice up to speed with its rivals
Firms announced tax hires and promotions across Europe and the US, while fresh figures from Ireland showed corporation tax receipts edging down in the first quarter
The country has overseen better audit procedures and demonstrated commitment to acting as a 'regional leader' on international tax matters, the OECD said
Gift this article