Top 50 Social Network Angel Investors in United Kingdom in September 2025

Co-founder of Replay, by Stupeflix.

Co-founder and CEO at Grey Area.

Eduardo Ronzano is the Co-Founder and CEO of Kolet. He previously worked at The Bradery as a Pre-Seed Investor. Eduardo Ronzano attended ESCP Business School.

Jari Ovaskainen - Business Development Director @ Modulight

Robin Knox is the Founder and CEO at Boundary.

Richard started in his career in advertising but has since shifted his attention to start-ups. As an investor/advisor to over 50 early stage companies, including Sofar Sounds, Blaze, Dojo & What3Words, Richard has learnt a lot about what it takes to launch & grow a start-up. He also the co-founder of the ‘Friday Club London,’ a‘non-profit’ events company aimed at providing start-ups free access to senior marketing expertise. Since launching, over 250 start-ups have benefitted from the programme. And in exchange for their advice, industry mentors have had access to the UK’s brightest founders. In 2013 & 2014 Richard was named in BIMA’s ‘Hot 100’ list and in 2016 and 2017 short-listed for the Europas ‘Investor of the Year’ award.

Jlien Romanettois the Co-Founder and Product at Arianee. Julien Romanetto attended Université Paris-Est Créteil (UPEC)l.

Ryan Petersen is the CEO and Founder of Flexport. Prior to starting Flexport to fix the user experience in global trade, Ryan was co-founder and CEO of ImportGenius.com, a data-as-a-service business for global shipping. He holds a degree in economics from the University of California, Berkeley and an MBA from Columbia University.

Ian Hathaway is Research Director at the Center for American Entrepreneurship, where he leads content development efforts, publishes research and commentary, and advises on policy and strategy.He is also a nonresident senior fellow at the Brookings Institution, a research fellow at the Technology and Policy Research Initiative at BostonUniversity, and an adjunct professor at New York University.Ian has published for prominent research institutions, universities, non-profits, and businesses, and is regularly cited in leading press outlets for his views and research on entrepreneurship, including in The New York Times, The Economist, The Washington Post, Financial Times, and The Wall Street Journal, among many others.He has also been an advisor to organizations in the information technology, media, life sciences, venture capital, non-profit, government, and education sectors, on a range of research, public policy, and strategy issues.Previously, Ian was an economist at the Federal Reserve, World Trade Organization, and Bloomberg, and founded Ennsyte Economics. Ian is a graduate of the University of Chicago, where he studied economics and political economy.

Andy Chung is the Partner and Founder of Tiny Supercomputer Investment Company. He previously worked at AngelList as a Partner. Andy Chung attended University of Cambridge.

Philipp is an earliest stage technology investor in Berlin. He invested in more than 100 companies across various sectors, including open source software, ML/AI enabled SaaS, and deep tech from synthetic biology to materials science.

Marek Gumienny - Non Executive Director @ Sharedband Limited

Entrepreneur and investor with 20 years experience, Frédéric has founded, ran and exited 4 companies for a total value of more than USD 400 million. He has been involved in the field of cryptocurrency as an investor since 2013.

Paul Walton is the Founder and CTO of Boundary.

Rick has a wealth of knowledge in the energy industry. Rick has significant board experience, both as an executive and non-executive. He led the rescue of Invensys from 2001 to 2005 and the defence, turnaround and subsequent sale of Blue Circle Industries from 1997 to 2001. He spent his early career in various corporate, upstream and leadershippositions in BP from 1978 to 1995, including exploration and production roles in the North Sea, Alaska, France and Venezuela before moving to Premier Oil as commercial director from 1995 to 1997. He has served on the boards of Network Rail as chairman and Cookson, Lafarge, ICI and Land Securities as non-executive director

Deepali Nangia

Phil is an experienced equity derivatives broker working for Sunrise Brokers LLP, part of the BGC Partners Group. He is also an Angel Investor focused on post-seed early ventures.

Ferdinand Ahorner

Dinika Mahtani

Looking for interesting co-founding and investment opportunities in financial tech. Providing seed-stage funding 10'-25' €. Authorised by FSA to lead regulated financial services within Europe. Master of Laws (LLM), 10 years of experience building successful products, teams, and companies.As an investor or advisor I can help you with: -Financial licenses and regulated operations. - Product Management & Product Development processes. - Funding strategy & general Business Development.

Brent Hoberman is the Co-Founder and Executive Chair of Founders Forum. He previously worked at Royal Academy of Arts as a Corporate Advisory Board. Brent Hoberman attended the University of Oxford.

Julien is an investor at Felix Capital where he focuses on SaaS (Worktech in particular) and gaming investments.Before joining Felix, Julien Codorniou spent 11 years at Facebook where he led the global platform partnerships team, helping Facebook partners to build, grow and monetize their mobile apps and games. From 2016 to 2021, he has beenserving as Vice President of Workplace. Under his leadership, Workplace went from 0 to 9 million paid subscribers at companies like Walmart, Grab, GSK, Nestlé, Chevron, MercadoLibre, ServiceNow, Astrazeneca, Lixil, Spotify, Save the Children and many more globally. Julien started his career in finance and before Facebook he was Director of Business Development at Microsoft Corp.Since 2012, Julien has served on the board of the French media group Le Monde. He is the co-author of the book: "The Kelkoo.com success story"published by Pearson in 2005.His former investments, as business angel include companies like TripleDot Studios, Bloom & Wild, Pigment, Xentral, Homesome, Olio, Peanut, Nabla, Curio, Linktree, Airlift Technologies and Sunday.He grew up in France and now lives in London with his wife and their two boys.

Den Christian Bocassa is the CEO and Founder at Ethereum Enterprises.

Alejandro Recouso

John Hegarty is one of the world’s most awarded and respected admen. Over six decades he has been at the forefront of the creative advertising industry from the early days of Saatchi and Saatchi to Bartle Bogle Hegarty, the global company he runs today.In 1982 he founded Bartle Bogle Hegarty with partners John Bartle and Nigel Bogle. The agencyswiftly became one of the most talked about and awarded advertising agencies in the world. BBH has won every Agency of the Year accolade and every creative award possible and has been at the forefront of the industry for twenty nine years.John has been responsible for campaigns for Levi’s such as the ground breaking commercial starring an unknown model called Nick Kamen who stripped off down to his boxer shorts in a launderette. He introduced the British to the phrase 'Vorsprung Durch Technik' for Audi and picked a young model/actor called Brad Pitt to star in a commercial for Levi’s. He pioneered the importance of music in commercials which has earned BBH nine number 1 hits. John also oversaw the first viral phenomenon to hit the headlines, the furry yellow puppet Flat Eric for Levi’s, who kicked Eminem off the number 1 singles slot in 1999.BBH now has offices in London, New York, Singapore, Sao Paulo, Shanghai and Mumbai and John oversees the creative output of all these offices. This unique global structure also contributed to the company winning the Queen’s Award for Export Achievement twice, in 1996 and 1997.John has won golds at every industry awards including D&AD, Cannes and British Television. He has been given the D&AD President's Award for outstanding achievement and was admitted to the US One Show Advertising Hall of Fame. He has also been voted as one of the most influential people in fashion thanks to his work with Levi’s.In 2006, he was awarded honorary doctorates from Buckinghamshire Chilterns University College and Middlesex University and sits on the Board of Trustees of the Design Museum.

Brigitte is the Founder of Go Beyond Early Stage Investing, www.go-beyond.biz, (see video) . Go Beyond enables novice & experienced, small & large investors, to access angel investing as an asset class through its unique platform, tools, training and expert angels. Go Beyond works with individual investors, family offices, professionalgroups/associations and corporations. Go Beyond operates in Europe and the US. Its team is comprised of seasoned business angels and is the subject of a Harvard Business School case. Brigitte is a Business Angel since 2003 and has received The European Investor of the Year from EBAN in May 2015. Brigitte is President Emeritus of EBAN, the European trade association for Business Angels and Seed Funds www.eban.org Brigitte Chairs Young Presidents Organization’s www.ypo.org global Angel Investing group.

Stephen Morana was the Chief Financial Officer at Debenhams. Stephen Morana attended The University of Sheffield.

Dave Bailey is CEO of The Founder Coach, an organisation that supports venture-backed founders around the world. Dave runs several programs for startup and scale-up CEOs, and works one-on-one with a limited number of CEOs as executive coach and mentor. Dave is editor-in-chief of The Founder Coach blog, and hosts The Founder Coach Podcast, mentorsat Techstars in London, and angel invests in areas of his domain knowledge.Previously, Dave co-founded three VC-backed businesses including Delivery Hero, Ezlearn and Spotnight. Dave studied Mathematical Sciences at Oxford University, before going on to Stanford Graduate School of Business and Singularity University.

Abdo Achkar is the Founder & CEO at Sowlutions.

Gaby is the founder and Managing Director of Wharton Asset Management, a private London based family office specialising in private equity investment in diverse sectors including healthcare and biotechnology. Gaby has over 20 years of experience in finance and investment. He is the co-founder of Rexgenero bringing together the licence partner, theinvestors and management team within Rexgenero. He represents the principal shareholders and funders of Rexgenero.

Mr. Henry Ritchotte has been a Member of Management Board at Deutsche Bank AG since June 1, 2012 and serves as its the Chief Operating Officer. Mr. Ritchotte serves as the Chief Operating Officer of Global Markets Division Worldwide at Deutsche Securities Inc. He served as Head of Global Markets of Deutsche Securities Inc. Mr. Ritchotte joinedDeutsche Bank in 1995 in hedge fund coverage and has played an important role in the development of Deutsche Bank's global markets business. Mr. Ritchotte has held a variety of senior management positions including global head of hedge fund sales and head of sales for Asia. He served as Joint Chief Operating Officer of Global Markets Division at Deutsche Bank AG since 2008.

Rob founded Actix (actix.com) in 1991 and as CEO (1991-2005) grew it to over $50m revenue by 2005. More than 90% of the world’s mobile phone customers have their networks optimized by Actix software and Rob has worked with many of the world’s leading mobile operators and infrastructure vendors. In 2005 he sold a majority stake in the company toPE firm Summit Partners at a $100+m valuation. He has invested in a further 30+ startups and has had five very successful exits (he's not counting failures as they come with the territory). Rob is chairman of Robotical (robotical.io) and DevicePilot.com. He's also the founding chairman of Singletrack.com and a supporter of the unique orchestra SouthbankSinfonia.co.uk. As an inveterate tinkerer in software and hardware, he's fascinated by IoT, 3D printing and the maker movement (as you can probably see from his personal website (robdobson.com). Rob is a Fellow of the IET and has a 1st class honours degree in Electronic Engineering.

Zac is the CEO of OpenGov, the "GovTech" cloud software leader. OpenGov has raised $200 million in capital from Andreessen Horowitz and other venture funds and powers more than 1000 cities, counties, and state agencies across the United States. Before co-founding OpenGov, Zac served as Advisor to U.S. Army General H.R. McMaster on theAnti‑Corruption Task Force at the ISAF headquarters in Kabul, Afghanistan. He previously practiced trial litigation at Keker, Van Nest & Peters in San Francisco, and served as law clerk to the Honorable Sandra S. Ikuta on the U.S. Court of Appeals for the Ninth Circuit. Zac studied corruption in Mexico as a Fulbright Fellow and has taught American Government at San Quentin Prison. He holds a JD from the Yale Law School, an MPA from the Harvard Kennedy School, and graduated valedictorian from the University of Maryland. Zac serves on the board of and as advisor to various technology companies and funds, and is a member of the Council on Foreign Relations and the YPO. He has been named a World Economic Forum Technology Pioneer, a Goldman Sachs 100 Most Intriguing Entrepreneurs, and San Francisco and Silicon Valley Business Journal 40 under 40.

Theo Osborne is a Managing Partner at 9Yards Capital.

Magnus Rausing

David Frankel is a Venture Partner with Blueprint Ventures. David brings more than 20 years of entrepreneurial, technology, investment and executive experience to the Blueprint Ventures team. He is recognized as a technology executive able to bridge technical, managerial, regulatory and financing issues and help management teams drive towardsdifferentiation in the marketplace.David's technology interests include wireline and mobile communications, high-performance computing, and IT infrastructure.Previously, David was the Founder and CTO of Jetstream Communications, a pioneering developer of voice-over-packet systems backed by Canaan, Crosspoint, Mayfield, Mohr Davidow, MCI/Worldcom, Nortel, and others. Prior to its acquisition by Paradyne, Jetstream successfully shipped more than $50 million of products to carriers in North America, Asia, and Europe. As a seasoned Silicon Valley entrepreneur, David brings a deep understanding of technology, company building, fundraising, business development, and marketing. In addition, he brings deep relationships with equipment providers and carriers.David also served as Vice President of Engineering at Tricord Systems, a leading developer of Intel-based server computers. Earlier, at ETA Systems, David was Director of Systems Engineering for the company's line of supercomputers.David started his career at Control Data Corporation, working with semiconductor CAD tools and chip design automation. He holds three US patents, with several US and international applications pending. He is also a member of the IEEE.David holds a BS in Electrical Engineering from the University of Illinois.David's current board responsibilities include KeyEye Communications and WiSpry.David is a licensed commercial pilot and enjoys flying his single engine airplane in and out of Palo Alto airport.via:

kaushal kumar

Co-founder of mnfst.com, docplus.ai, leta.io. Prior to that, VC with a focus on consumer. Holds an MBA degree from Cranfield School of Management (United Kingdom).

Amadeo Brenninkmeijer - Senior Partner @ inPositiv

Dryden Brown

Christian Dörffer is the Founder and General Partner of Defiance Capital. He co-founded Mindshapes (mobile gaming), Masters (online fitness), Midnight Runners (global running community), Sweet Capital (King.com founders fund) and Defiance Capital. Christian Dörffer attended Copenhagen Business School and Harvard University.

June Angelides currently works as an Investor for Samos Investments. She previously worked at the University of Oxford as an Oxford Foundry Mentor. June Angelides attended UCL.

Raphaël Devreker, Co-founder & co-CEO : THE PHOTO ACADEMY & Picsmentor.

Barnaby Weiner - Portfolio Manager @ MFS Investment Management

Adam Perrin

Gustavo Alberelli is the Co-Founder and Managing Partner at Sunstone Partners. He attended Columbia Business School and Swarthmore College.Gustavo “Gus” Alberelli joined Trident Capital in 2012 as a Managing Director. He leads Trident's proactive sourcing efforts and focuses on growth equity and buyout investments in Software, Internet &Technology-Enabled Services. Gus currently serves as a Board Director at Prolexic Technologies and previously served as a Board Director or Board Observer at AcademixDirect, Intelepeer, MyPerfectSale (acquired by Sugar, Inc.), and Revolution Prep. In addition to his work on behalf of Trident, Gus serves as an Advisor to Swarthmore College's Business Network.Previously, Gus was a Director at Kennet Partners where he led growth equity investments across the technology sector, typically as the first institutional investor, and worked extensively with portfolio companies to optimize the efficiency of their respective sales models. Gus started his investment career at Trinity Ventures, where he primarily worked with seed and early stage technology companies. Prior to becoming an investor, Gus held several business development and marketing positions at Saltare, a venture-backed enterprise software company. He began his career as an analyst in the technology investment banking division of Robertson Stephens.Raised in Miami, Gus received an MBA from Columbia Business School and a BA degree from Swarthmore College where he was a Swarthmore Scholar. Outside of Trident, Gus enjoys soccer, tennis, sitting in an aisle seat, and dancing with his wife.

Andrew Black formed Betfair in 2000, together with Edward Wray. The company came about after Black had an idea for a fairer way for people to bet against each other rather than with a bookmaker. He turned his idea into a reality, and in doing so created one of the biggest gambling sites on the internet.

Nathan brings a unique entrepreneurial business and organizational development background developed during years of hands-on, active leadership and operational experience. As one of the Northwest’s leading organizers of entrepreneurial and investor relations-focused media and funding events, he has facilitated scores of engagements and successfullypromoted hundreds of privately financed high-growth companies.In June 2014, Nathan became CEO of Keiretsu Capital with the mission of fostering closer ties between Keiretsu Forum angels, the institutional investor community and Keiretsu Forum portfolio companies. Keiretsu Capital provides access to proprietary deal flow by investing alongside the angels, providing additional capital to complete rounds and acting to source follow on capital where appropriate.Nathan co-founded and currently serves as Chairman of the Northwest Region of the Keiretsu Forum global angel investment group. He wrote the business plan and designed the organizational structure, which led to the initial license agreement with global Keiretsu Forum. He recruited the team, implemented policies and procedures, designed, and coordinated multi-faceted events. As part of his overall regional growth strategy, he created and implemented controlled expansion activities in Seattle, Bellevue, Boise, Portland, Spokane, Victoria and Vancouver, B.C. Nathan’s leadership and personal networking skills combined to quickly build the region into the fastest growing angel investment group in the nation, adding over 650 investor members and facilitating over $164 million in funding for over 240 companies.In 2004, Nathan became Managing Director of Venture Velocity, a business growth consulting organization. He recruited a talent pool of executive-level consultants from among the most successful and fastest growing companies in the region. Nathan has been a moving force in building and shaping investor networks for two emerging fund managers including The University Funds and Pacific West Land.Nathan has dedicated much of his career to stimulating growth-stage capital investment including as lead organizer for the Northwest’s most successful venture funding conference, raising over $30 million for 15 growth companies. As Co-founder and Managing Director of the Investment Forum, he produced the highest quality educational programs, social events, and investment forums in the region in collaboration with more than thirty-five industry groups and hundreds of different sponsors. Nathan co-founded an industry leading showcase event and media piece, which attracted over 500 of the region’s most influential investors and CEO’s to recognize and celebrate their accomplishments.Nathan is a graduate of University of Washington Michael G. Foster Business School with a Bachelor of Arts degree in Business Administration & Finance with an emphasis in entrepreneurial leadership and venture finance. He has been a consistent supporter and volunteer for his alma mater, serving as a sponsor and judge for the UW Center for Innovation and Entrepreneurship Business Plan Competition for many years. Nathan and his wife Brianna live in the Wedgwood neighborhood in Seattle with their three young children Evan and Wyatt and Ana Leigh.

Bogdan Iarovoi is a Managing Partner of SmartHub Investments.

Prior to founding GLOBAL VENTURES, Christoph was a partner at M2P Venture & Capital Partners, CEO of Deutsche Telekom Strategic Investments (T-Venture) and Vice President at DT Capital Partners. At Detecon International he headed the restructuring & efficiency practice and worked for the turnaround management boutique Turnaround ManagementSociety. Christoph founded, managed and successfully exited several companies such as an internet service provider, an IT consulting & security company and a new media publishing company earlier in his career.In addition, Christoph is the author of some bestselling textbooks on corporate restructuring, international management and financial markets. Christoph studied at the University of Hamburg and received a Master of Accounting as well as an MBA from Bond University, Australia. Afterwards he went to France and received his Doctorate with honors, from a leading French University.