Henry Willem Nelis

Partner at Accel Partners Management LLP

Henry Willem Nelis

Henry Willem Nelis

Partner at Accel Partners Management LLP

RelSci Relationships


Number of Boards






Number of Awards


RelSci Relationships are individuals Henry Willem Nelis likely has professional access to. A relationship does not necessarily indicate a personal connection.

Founder, Chief Executive Officer at Funding Circle Holdings Plc

Relationship likelihood: Strong

Managing General Partner at Accel Partners Management LLP

Relationship likelihood: Strong

Investor at Spotify Technology SA

Relationship likelihood: Strong

Founder at Cross Continental Ventures

Relationship likelihood: Strong

Co-Founder at General Catalyst LLC

Relationship likelihood: Strong

Principal & Senior Adviser at StormHarbour Securities LLP

Relationship likelihood: Strong

Former Managing Director at Goldman Sachs & Co. LLC

Relationship likelihood: Strong

Co-Founder at Index Ventures SA

Relationship likelihood: Strong

Head of European M&A at Lazard Ltd.

Relationship likelihood: Strong

Director at LMAX Ltd.

Relationship likelihood: Strong

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Henry Willem Nelis
Partner at Accel Partners Management LLP
PhD Electrical Engineering

Delft University of Technology is one of the world's top universities of technology ( 15 in QS ranking), located in the historic city of Delft, The Netherlands, in the heart of Europe. TU Delft offer 16 Bachelor's programmes and over 35 Master's programmes in the fields of science, engineering and design. All TU Delft's Master's programmes are taught in English, as well as (at the moment) the Bachelor's programmes Aerospace Engineering and Applied Earth Sciences; their other bachelor's programmes are offered in Dutch. A good balance between theory and practice, project work and hands-on experience at TU Delft's outstanding research facilities, will enable you to gain the skills the engineer of the future needs. Delft students are typically inquisitive, pro-active, entrepreneurial and see opportunities in how to make things better. With over 100 nationalities, 30% of TU Delft master's students and even over 60% of their Ph.D. students being international students, we can honestly say that you will become part of a truly international community. With partnerships with more than thirty universities all over the world and TU Delft's close links with (inter)national industry, they enable their students to further increase their international experience. TU Delft cooperates with many other educational and research institutions, both in the Netherlands and abroad. The high quality of TU Delft's research and teaching is renowned. TU Delft has numerous contacts with governments, trade associations, consultancies, industry and small and medium-sized companies.

Master of Business Administration

Harvard Business School (HBS) is the graduate business school of Harvard University in Boston, Massachusetts, United States. The school offers a large full-time MBA program, doctoral programs, and many executive education programs. It owns Harvard Business School Publishing, which publishes business books, leadership articles, online management tools for corporate learning, case studies, and the monthly Harvard Business Review.


The World Economic Forum is an independent international organization committed to improving the state of the world by engaging business, political, academic and other leaders of society to shape global, regional and industry agendas.

Career History
2004 - Current

Accel Partners-London is an active manager which aims to partner with outstanding management teams to build world-class internet, software and networking companies. The firm brings what they call the 'prepared mind', a distinct and specific expertise and understanding, to each investment to contribute meaningfully and add value to their investee companies.The firm partners with entrepreneurs to lead fundamental industry transformations rather than following predefined market trends, sharing their entrepreneur's passion for fundamental uniqueness and their courage to be first.Accel Partners-London leverages the team's experience in operations and venture development and provides investee companies with access to their network of companies, corporate partners, and executive managers.

Investor, London

Accel Partners invests in companies located in the US, the United Kingdom, Europe and Israel. The firm targets companies operating in the fields of cloud/SaaS, consumer, enterprise IT, fintech, hardware, healthcare, media, security and services. It provides financing for seed, early, later and growth stage capital requirement.

VC Investor

Flaregames is a fast-growing mobile game publisher and developer that is focused on creating and bringing fun, high-quality, free-to-play games to smartphones and tablets. The company has a pipeline of games in development internally, and is working with some of the most talented mobile game developers from around the world to bring their games to mobile gamer. Flaregames publishes and builds games across a number of top genres including Tower Defense (and Offense), Real-Time Strategy, RPG, and world building games. The company has also recently signed publishing partnerships with Subatomic Studios, Superweapon, and FuzzyCube Software as part of its portfolio publishing initiative to bring AAA titles from world-class studios to market. Based in sunny Karlsruhe, Germany, flaregames is located just an hour from Frankfurt, and two hours from Paris by train. The company was founded in 2011 by a group of industry veterans, including Klaas Kersting, the former CEO and founder of online games leader Gameforge. Flaregames is committed to an environment free of office politics under the belief that in the games industry, it should be fun to come to work and rewarding to be a part of a great team. The company is venture-backed, having raised $23 Million to employ the best people in mobile games and ensure the company fulfills its destiny of becoming a major publisher reaching and entertaining the massive global audience of mobile gamers.

Boards & Committees
Non-Executive Director

Gigle Networks, Inc. develops SW and silicon based solutions for home networking. It provides solutions for multimedia home networking that can extend wired and wireless Ethernet everywhere in the home, without the need for new wires. The company was founded in 2005 and is headquartered in Irvine, CA.


WorldRemit Ltd. engages in the provision of digital international money transfer services using a smartphone, tablet or computer. The company was founded by Ismail Ibrahim Ahmed, Catherine Pierrette Francoise Wines and Richard Scott Igoe in 2009 and is headquartered in London, the United Kingdom.


CartoDB, Inc. develops cloud based location intelligence, analysis and data visualization. Its products include editor, platform, data and basemaps. The firm’s solutions include banking and finance, bi and analytics, earth observation, education, government, journalism, natural resources, real estate and web development. The company was founded by Sergio Álvarez Leiva and Javier de la Torre in April 2012 and is headquartered in New York, NY.

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ACCEL LONDON IV L.P. raised money in a private placement transaction

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eMotion, Inc. provides digital asset management software solutions. The eMotion platform is used daily by customers around the world to power and support business applications such as Marketing Extranets, Brand Portals and Digital Asset Libraries. Its customers include Exxon Mobil, Oracle, Fila Online, Nationwide and many other brand-driven global companies. It is located in San Francisco, CA

Awards & Honors
Rank #89
Forbes Magazine - The Midas List
London, DD, United Kingdom
2011 London NOAH Conference

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