Sebastian Anastassiou

partner at Nina Capital

View Live Interactive Profile →

Biography

Sebastian Anastassiou is a partner at Nina Capital. His biography on the firm's site describes a Norwegian and Cypriot background, an international upbringing and a current base in Barcelona; he studied neuroscience at the University of Edinburgh with a focus on cognition and memory, took a master's in innovation and management, then spent four years at UCLB, the commercialization and technology transfer company of UCL in London, working on healthcare commercialization, IP strategy and licensing deals. He completed an MBA at IESE Business School, joined Nina Capital as a summer intern and moved into a permanent role. His title at the firm has risen over time: the firm's own 2022 news page describes him as Investment Manager, and by January 2026 a portfolio company announcement gives his title as "Partner and Head of Investments at Nina Capital", while the firm's team page lists him simply as "partner". He is a frequent author on the firm's blog.

Education

Previous Experience

Notable Investments

Navidence

Career Timeline

2022
Described as "Investment Manager at Nina Capital" in a podcast episode listed on the firm's June 2022 news page.
2026
Quoted as "Partner and Head of Investments at Nina Capital" in Navidence's 27 January 2026 announcement of its seed round from Nina Capital and Grand Ventures.

Sources & References

Nina Capital - Team (title "partner") ↗Nina Capital - Biographies (Edinburgh, UCLB, IESE) ↗PR Newswire - Navidence Raises Seed Funding from Nina Capital and Grand Ventures (27 January 2026), quoting "Sebastian Anastassiou, Partner and Head of Investments at Nina Capital" ↗Nina Capital - 2022 News (15 June 2022 podcast listing describing him as Investment Manager) ↗