Jayson Marks is a partner in our Corporate Practice, based in the London office. He is ranked as a leading individual by Chambers & Partners 2026 for Capital Markets: AIM and is a member of the Consulting Editorial Board (CEB) for Lexis+ UK Corporate.
Jayson specialises in public and private M&A, equity investments and joint ventures, as well as Initial Public Offerings (IPOs), secondary fundraisings and other equity capital markets transactions on AIM and the main market. He has over 20 years of experience advising on a broad range of corporate transactions and across various jurisdictions and industries, including natural resources, financial services, commodities and shipping.
“Jayson is an excellent lawyer and adviser; he‘s very commercial, he understands our business needs, and he’s very responsive”. Chambers & Partners 2026
“He's very pragmatic and he's unflappable under pressure”. Chambers & Partners 2026
“Jayson Marks is our relationship partner, who is an excellent lawyer, with very good expertise and experience, detailed knowledge of our industry sector, excellent knowledge of our business and understanding of our business activities and objectives. He is always available when we need him and very responsive. Overall, we have great confidence in his advice, and he provides us with an excellent service”. Legal 500 2026
“Jayson Marks is extremely knowledgeable, responsive, and commercial. He is easy to work with and knows which areas of a transaction involve risk and focus. Would always recommend him”. Legal 500 2025
Equity Capital Markets
Public M&A
M&A and Joint Ventures