Ragnar Sass

Ragnar Sass is a seasoned entrepreneur and investor with extensive experience in the startup ecosystem and defense technology. As a co-founder of Darkstar since May 2024, Ragnar focuses on building the European Defense Tech ecosystem through initiatives like boot camps and military hackathons. Ragnar also founded HELP99 in February 2022 to support Ukraine, having managed projects worth approximately $10 million. Other notable ventures include co-founding Maidla Nature Resort, which transforms a 15th-century manor into an ecotourism destination, and serving as a co-founder and board member at Garage48 Foundation. Previous roles include founding LIFT99, promoting a vibrant startup community, and co-founding Pipedrive, where Ragnar contributed to global market development. In addition, Ragnar is an active angel investor through Yoisho OÜ.