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How Mad Marc Wileman Won Dragons Den And Inspired A Million Kids With Science While Covered In Slime


And now for something completely different, as they used to say on a certain comedy show.

Graham Rowan’s guest for this episode is ‘Mad’ Marc Wileman, who so convinced the Dragons about his mission to get a million children interested in science with his wacky experiments that he received 4 offers and left the Den with Nick and Sarah on board. Since then he built Sublime Science into a national company before selling it to Hyphen Capital. He’s captured the lessons learned in a short book that you can download for free at…

Money and Me is one of the main platforms for speaker, author and investor Graham Rowan. Until lock down, the series was shown on Sky TV in the UK and focused on the financial life story of each high profile guest. Since the coronavirus pandemic, Graham has focused his guests on the business, financial, investment impact of Covid19. Guests in this series have included:

Fund Managers
Justin Urquhart Stewart
Tim Price
Lord Stanley Fink
Sir John Redwood
Mark Mobius

Jonathan Jay
James Sinclair
The Marquess of Bristol
Luke Lang
Simon Dolan

Claer Barrett
Dominic Frisby
John Stepek

Nicole Bremner
Dan Bradbury
Siam Kidd
John Howard

John Inverdale
James Max
Aidan Meller

Many of these interviews feature in Graham’s third book, Money and Me. While everyone is welcome to be informed and educated by the vast amount of free content that he provides, Graham primarily serves the one per cent who have taken control of their financial future and are looking at investments to further grow their wealth or strategies to protect their wealth. He helps them find interesting investments through Elite Investor Club which you can join at

He helps them acquire high end homes in low tax countries such as Monaco, Gibraltar and Montenegro through his Opulent Homes organisation which you can see at and

Graham also helps people acquire passion investments such as fine art and the latest AI driven robotic art at and to fuel their inner petrolhead through his platform at