Jan-Joost Rueb

Part of Booking Holdings, Inc., eBuddy BV is a Dutch company that provides instant messaging services. The company is based in Amsterdam, the Netherlands. The company was founded by Jan-Joost Rueb, Paulo Taylor, Onno Bakker. eBuddy was acquired by Booking.com BV from eBuddy Holding BV on December 04, 2013.

Part of Doctolib SAS, Siilo BV is a secure medical messenger platform designed for healthcare professionals. The company is based in Amsterdam, Netherlands. Siilo Messenger allows easy exchange between medical professionals without risking patient data security. Siilo complies with GDPR and international security standards to protect patient data, ensure privacy, and protect personal messages, files, and photos. Siilo Messenger and Siilo Connect change internal communication in modern healthcare and promote collaboration across medical institutions. The Dutch company was founded in 2016 by Arvind Rao, Joost Bruggeman, Jan-Joost Rueb, Onno Bakker. Joost Bruggeman has been the CEO since 2016. Siilo was acquired by Doctolib SAS on March 02, 2023.

Promon AS develops security software systems for protecting applications and data. It provides system for protecting applications and data against security threats and cyber-crime. It develops and sells its security software on a business-to-business basis such as Banks, Payment Service providers, Health Care providers, Hi-tech Industry, Public Sector, and organizations. The firm's product includes Promon Shield, which provides dedicated Trojan protection on the end point which is integrated in the actual service to be secured; and the Promon SDK module provides Promon Shield protection as plugin for existing applications or mobile apps. The company was founded by Tom Lysemose Hansen in January 11, 2006 and is headquartered in Oslo, Norway.

Visma Software ASA develops business software solutions and related support services. The company supplies a range of business ASP solutions, and consultancy, support and training services in European countries. Visma Software is headquartered in Oslo, Norway.

Funda Real Estate BV offers real estate brokerage platform. It develops applications for searching real estate properties. The company was founded in 2001 and is headquartered in Amsterdam, the Netherlands.

Relay42 Netherlands BV provides online marketing services. It provides integrated marketing, Unlimited data, Personalized dialogue and Technology for marketers. The company was founded by Tomas Salfischberger, Koen Bos, Koen Koppens, Erik Broekhuis and Maurice Pothof in 2010 and is headquartered in Amsterdam, the Netherlands.

Sanoma Media BV provides media solutions. It offers public magazines, events, customer media, e-commerce, websites, and applications. The company was founded in 1913 and is headquartered in Hoofddorp, the Netherlands.

VONQ BV engages in the provision of online recruitment marketing services. Its solutions include job marketing, employer branding, recruitment analytics, media channels, media mix, multi-posting, and applicant tracking system (ATS) integration. The company was founded by Tycho van Paassen, Wouter Goedhart, and Remy Verhoeven in 2006 and is headquartered in Rotterdam, the Netherlands.

Part of ABN AMRO Bank NV, Holland Venture BV is a private equity fund. The company is based in Amsterdam, the Netherlands.

Antea Participaties (Antea) is the private equity subsidiary of De Boeckwaarde BV in The Netherlands. Founded in 1999 by Robert De Boeck, the firm is located in The Hague and provides equity capital to growing, small -to medium-sized Dutch companies and manages equity funds for institutional and private investors. The firm's network of private investors, called Informal Investors, provides investee companies with expertise in a range of areas, including international expansion, innovation, building distribution networks and outsourcing to low-wage countries.