Position

Valentina is a leading barrister in EU relations, procurement and tax law, including VAT, excise and customs duties.

The directories have consistently recommended Valentina as an outstanding practitioner.

Valentina has extensive experience of leading heavyweight, complex and high-profile litigation. Her recent cases include appearing before the Grand Chamber of the Court of Justice of the EU in a challenge to the validity of EU tax legislation and representing the claimant in a challenge to the Government’s procurement of a £1 billion contract for a supercomputer, one of The Lawyer’s Top 20 cases of 2022.

Valentina was previously a member of the Attorney General’s A Panel and has wide-ranging public law and judicial review expertise.

Education

Oxford (BA Law, First); Brussels (Diplôme d’Etudes Spécialisées en droit européen, grande distinction).

Mentions

London Bar

Public procurement

HALL OF FAME1

Valentina Sloane KC – Monckton Chambers ‘Valentina is a complete star, combining superb intelligence with laser-like legal insight.'

London Bar

Tax: VAT and excise

HALL OF FAME2

Valentina Sloane KC – Monckton Chambers 'Valentina is incredibly bright and an excellent advocate in hearings. She is responsive and thinks quickly on her feet and she is incredibly well prepared and insightful.'