24Haymarket focuses on growth equity and venture capital investments in the UK.

We invest aligned private capital to accelerate commercial success.

Why 24Haymarket?

Headquartered in London and with a regional office in Edinburgh, we are distinguished by the calibre and engagement of the 24Haymarket Investor Network. 

We follow a strict investment thesis with a focus on verticals in the nascent stages of high growth where we can leverage proprietary insight from our Investor Network.

We focus on investing in companies that have demonstrated initial commercial traction.

We adhere to an active investment philosophy with a right to a board seat in each investment we pursue combined with an involved post-investment model.

Key Facts

3,000+

Years of collective entrepreneurial, investment and operational experience

100+

Sophisticated, engaged private investors

£70m+

Syndicate members' own capital invested

£1-£3m

Initial investment with follow-on ambition and capacity

49

Lead investments

18%

Average ownership

Our Values

Connectivity

Thousands of years of collective experience in our Investor Network.

Alignment

Direct financial commitment to each of our investments.

Transparency

We aim to complete within 6 weeks of first conversation.

Partnership

We seek to optimise each investment without the constraint of a traditional fund structure.

Key People

Paul Tselentis CEO and Board Member

Paul Tselentis Paul is a co-founder and CEO of 24Haymarket. He previously spent over ten years working in private equity at The Carlyle Group and CCMP Capital and in Investment Banking at Lehman Brothers. Paul has a BA (magna cum laude) in Economics from Harvard University.

Charlie Green Board Member

Charlie Green Charlie Green is a co- founder of 24Haymarket and a former Partner of Candover Partners and Director of Morgan Grenfell and Deutsche Bank. He was a founder of the Private Equity Foundation, now Impetus, and is currently the chair of ThinkForward. Charlie read Law and Management Studies at Cambridge.

Jean-Lou Rihon Board Member

Jean-Lou Rihon Jean-Lou is a co-founder of 24Haymarket and a former partner of Silverfleet Capital. He has more than twenty years’ experience investing across specialty retail, leisure and business services. Having started his career in manufacturing and commercial banking, he moved to investment banking at SG Warburg. He holds a Bachelor’s degree in Financial and Commercial Sciences from ICHEC in Brussels.

Lindsay Dibden Board Member (Observer)

Lindsay Dibden Lindsay is a co-founder of 24Haymarket and spent a 24-year career in private equity investment. He is a Founding Partner of HgCapital and established the healthcare investment practice in 1996, which he managed for 16 years. Lindsay read Aeronautical Engineering at Imperial College and is a Chartered Accountant.

Jamie Dunnett Investment Director

Jamie Dunnett Jamie is an Investment Director at 24Haymarket, having joined the firm in 2016. He previously spent five years at Deloitte in the Transaction Services team. Jamie is a graduate of Durham University.

Vladia Ballesteros Head of Investor Relations

Vladia Ballesteros Vladia is Head of Investor Relations at 24Haymarket. She joined 24Haymaket in September 2019 with a wealth of experience in working with high net worth and family office investors at Coutts & Co, Committed Capital and AngelsCube. Vladia holds an MBA from London Business School.

Hugo Melvin Investment Associate

Hugo Melvin Hugo is an Investment Associate at 24Haymarket. Prior to joining 24Haymarket in 2018, he completed a Masters in Economics and History at the University of Edinburgh.

Darryn Koster Head of Operations

Darryn Koster Darryn is Head of Operations at 24Haymarket, having joined in 2016. She previously spent over 20 years working in the TMT Sector in Banking, Consulting and Private Equity at CCMP Capital, Gresham LLP, Delta Partners Group and iTouch plc. She studied Public Relations.

The investment by 24Haymarket has been a catalyst for Wattbike, both strategically and operationally. 24Haymarket’s track record and know-how in working with businesses at our stage of development has been invaluable. The support, rigour and strategic direction are applied with the right balance and timing.
Richard Baker, CEO Wattbike

24Haymarket has supported our business over multiple years with more than just investment funds. The team at 24Haymarket are collegiate and supportive of their portfolio businesses and add material value beyond investment capital. My colleagues and I greatly appreciate our relationship with 24Haymarket and believe that their approach to investment is both rare and of high quality.
Jordan Shlosberg, CEO proSapient

Stay in touch with 24Haymarket

Sign up for our newsletter to stay up-to-date on news from 24Haymarket and our portfolio.