Oliver Kent-Braham
Greater London, UK
A twin entrepreneur who sold golf balls from a lake aged 12, Oliver co-founded Marshmallow at 25, creating the UK's second Black-owned unicorn worth $2B by revolutionising insurance for immigrants before expanding into a comprehensive financial platform for global migrants.
Interests
Impact
$2bn
Recent valuation
1m+
Customers served
$206m
Funding raised
700+
People employed
5
Years from launch to unicorn
2
Companies Founded
$500m+
Annual Revenue Run Rate
Born & Raised
Oliver was born in the UK in November 1991. He has an identical twin brother Alexander who is his co-founder at Marshmallow and a younger sister named Georgia.
World Map
London, United Kingdom
GB
Born in London in November 1991 with his identical twin brother, Alexander, and spent early years there. They also founded Marshmallow, an insurance tech company, in London.
Press
The Times
How twins struck gold with their £1.5bn fintech firm Marshmallow
31st May 2025
The Sun
About millionaire Marshmallow car insurance CEOs Oliver & Alexander Ke
23rd May 2025
Marshmallow
Marshmallow raises $90 million: funding for more products, in more pla
15th April 2025
Sifted
Car insurtech Marshmallow secures $90m in bid to become the 'one-stop
15th April 2025
BusinessCloud
£68m funding values Marshmallow at sweet £1.5bn
15th April 2025
EU-Startups
British FinTech Marshmallow secures €79 million to provide motor insur
15th April 2025
Silicon Canals
London insurtech unicorn Marshmallow raises €79M at €1.7B valuation: K
15th April 2025
peopleofcolorintech.com
Twins Raise $90M For Their Insurance Unicorn That’s Now Valued At $2B
15th April 2025
Media
Career Milestones
Marshmallow
A technology-driven insurance company that aims to provide fairer, faster, and cheaper car insurance, particularly for groups often underserved by traditional insurers
2017 – Present
Yoti Ltd
A digital identity and age verification company that provides a free app and wider online platform for individuals to verify their identity and age online and in person.
2015 – 2017
Investec
A multinational bank and wealth manager.
2014
Reel Money
2012 – 2014
Early Stage Investments
Tech Nation
London
Tech Nation
A leading growth platform empowering ambitious founders with the access and knowledge they need to scale; Braham is list
London
Philanthropy
ClimatePartner
Marshmallow partnered with ClimatePartner to launch a carbon offsetting program. For every policy sold, Marshmallow offsets 500 miles worth of carbon emissions, per customer.
Wind farms in India 
Stoves to Rwanda
Protecting Amazon Rainforest2021 – PresentUnited Kingdom
Founders Brands Limited
180 Strand, 2 Arundel Street, London,
United Kingdom, WC2R 3DA
Company number: 15716753
VAT number: 487 5152 58
© 2025 Founders File