Maria Isabel Reija Ruiz

Fon Technology SL develops shared wireless internet access network based on Wi-Fi technology. The firm's solutions enable service providers to configure, deliver and operate their own WiFi services. The company was founded by Martin Varsavsky Waisman-Diamond in 2006 and is headquartered in Madrid, Spain.

Part of Orange SA, FT España ISP is a company based in Alcobendas, Spain. FT España ISP operates as an Internet service provider. The Spanish company was founded by Martín Varsavsky Waisman-Diamond. FT España ISP was acquired by Orange SA from Deutsche Telekom AG on August 01, 2007 for $432.72 million.

Orange Espagne SA is a telecommunications company. It is engaged in providing fixed telephone, mobile phone and internet services, television broadcasting, and audiovisual and interactive content. The company was founded in 1988 and is headquartered in Pozuelo de Alarcón, Spain.

Eolia Renovables de Inversiones SCR SA invests in mid-sized renewable energy companies located in Europe, primarily in Spain. The fund targets companies operating in the alternative power generator industry including specific wind and solar projects.

Jazzya Investments SL is a private company based in Madrid, Spain. The Spanish company operates a blog that focuses on entrepreneurship.

The Varsavsky Foundation is a grant making organization which operates an online political blog. Its projects include www.educ.ar, www.educarchile.cl, safe-democracy.org, and Atocha workshop. The company was founded by Martín Varsavsky Waisman-Diamond in May 2000 and is headquartered in Alcobendas, Spain.

FON Wireless Ltd. Operates as a telecommunications company. The firm engages in the provision of internet access services and voice image and data transmission. The company was founded by Martín Varsavsky Waisman on November 10, 2005 and is headquartered in London, the United Kingdom.

Prelude Fertility, Inc. operates as a fertility company. Its network of fertility clinics and egg donation centers offers egg freezing, egg storage, genetic testing, IVF and egg donation services. The company was founded by Martin Varsavsky Waisman in October 2016 and is headquartered in Atlanta, GA.

Overture Life, Inc. operates as a biotechnology firm. The company was founded by Martin Varsavsky, Santiago Munné and José Horcajadas and is headquartered in New York, NY.

VAS Ventures is a venture capital firm founded by Martín Varsavsky Waisman in 2017. The firm is headquartered in Spain.

Goggo Network GmbH develops the legal and engineering framework of European autonomous mobility networks. The company was founded by Martin Varsavsky and Yasmine Fage in September 2018 and is headquartered in Berlin, Germany.

Viatel Ireland Ltd. provides telecommunications, cyber security, and software services. Its solutions include secure connectivity, cyber security, and colocation. The company was founded by Martín Varsavsky Waisman and is headquartered in Dublin, Ireland.

Gameto, Inc. is a biotechnology company based in New York, NY that focuses on developing novel treatment solutions for women's health, starting with infertility. The company's lead program, Fertilo, aims to make IVF and egg freezing shorter, safer, and more accessible through reduced hormonal injections by maturing eggs outside of the body. The company's goal is to improve assisted fertility outcomes, make the medical burden of menopause optional, and redefine female reproductive health by testing and developing drugs for ovarian disease. Gameto is led by CEO Dina Radenkovic, a physician-turned-entrepreneur, and Chairman Martin Varsavsky, a serial entrepreneur and founder of the largest fertility network, Prelude Fertility.

Part of Barter Energia SL, Blaudrive SL provides charging services for electric vehicles. The company is based in Barcelona, Spain. Blaudrive was acquired by Barter Energia SL on October 25, 2022.