JUNIOR PROFILE
Cleon Catsambis

Cleon Catsambis

UK Bar 2026

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Ranked in 1 practice area

About

Provided by 3 Verulam Buildings

UK Bar

Practice Areas

Cleon has a busy international practice, which encompasses commercial litigation and dispute resolution (including arbitration), banking & finance, financial services, regulatory & disciplinary law, company law and insolvency. He also has specialist expertise in the areas of media, art and cultural property, aviation, sport, telecommunications and energy.

Whether as sole counsel or as part of a larger team, Cleon works tirelessly to achieve the best legal and commercial outcome for his clients, which include household names such as Vodafone, Arsenal Football Club, Sir Frederick Barclay and Sotheby’s. He regularly appears in high-value and complex disputes in the High Court, the Court of Appeal and a variety of Tribunals (often against KCs).

Cleon is an editor and contributing author to several leading publications, including Atkin’s Court Practice (Financial Services and Administrative Law volumes), Jordan’s Regulatory and Disciplinary Proceedings and Butterworths Financial Regulation Service. He also has experience of giving evidence as an expert on English law in support of foreign proceedings in multiple jurisdictions.

He is an elected member of the Bar Council (representing the interests of 18,000 barristers) and of the Lincoln’s Inn Bar Representation Committee.

Chambers Review

Provided by Chambers

UK Bar

Aviation - London (Bar)

Band 3
Band 3

Individual Editorial

Cleon Catsambis of 3 Verulam Buildings is a well-regarded junior with a strong commercial practice particularly focused on the aviation and aerospace sector. He regularly advises and represents the Civil Aviation Authority, airlines and airports on regulatory, commercial and leasing matters.

Strengths

Provided by Chambers

  • Sensible, really client-friendly and someone who gives very clear advice free of bluster.

    AviationUK Bar
  • Cleon is a very strong senior junior who is a real team player. He's always very willing to engage and take the fight to the opposition.

    AviationUK Bar
  • He is very thorough and pays great attention to every detail in his analysis.

    AviationUK Bar

Ranked Barristers at 3 Verulam Buildings (248)

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