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Siena Secondary Fund

siena.ee Direct investor

Siena is a secondary fund based in the Baltics that provides liquidity to early employees and founders of high-growth startups by purchasing their shares. It also offers investors access to companies that were previously out of reach.

Siena Secondary Fund is an investor headquartered in Tallinn, Estonia. It invests directly in companies, at growth, in high-growth startups. 12 portfolio companies, as it reports.

“We empower early employees and founders by providing liquidity for high-growth startups.”

— Siena Secondary Fund, own website
Layer
Direct investor
Type
Other
Stage
Growth
Headquarters
Tallinn, Estonia
Invests in
Baltics
Sectors
high-growth startups
Portfolio
12 companies

Team, as Siena Secondary Fund publishes it

  • Rain Tamm General Partner
  • Rando Rannus General Partner
  • Lauri Isotamm General Partner
  • Jüri Härm Senior Associate
  • Patrick Parts Associate
  • Annika Ljaš Eilat Visiting CMO
  • Kristóf Székely Venture Partner
  • Kristin Karu Chief Operating Officer

Names and roles exactly as listed on siena.ee. Nothing else about these people is recorded.

Co-invests most often with

Derived from portfolio pages both investors publish themselves: each pair below lists at least one company in common. 48 co-investors found.

and 38 more — the graph.

Where this comes from

Every fact above was read from a page Siena Secondary Fund publishes itself. Nothing is taken from third-party databases. Investment activity (deals, co-investors) is not yet recorded.

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Record 6124 · added 2026-09-03 · link last verified 2026-09-06 · confidence medium

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