Place
Sofia: startups, funding and events
Capital tracked€274,600,000
Rounds2
Startups1
Events tracked6
€274.6M
Capital tracked
2
Disclosed rounds
€178.9M
Biggest round
1
Startups tracked
Sofia, in numbers
2 rounds on record · 2 with a disclosed amount
Rounds by stage
Series D+ 50%
Series B 50%
Capital by year
Share of rounds
Source: Sesamers round tracker · full data desk →
Largest rounds tracked
Disclosed rounds only · EUR-converted at desk rates
Startups in Sofia
From the directory
Who invests here
Funds with a verified round in this hub · most active first
Riot Ventures
Series B–Series D+
Led 2 of 2 rounds tracked in Sofia. Riot Ventures is a Los Angeles venture firm backing deep tech companies…
$200M
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AM
Atreides Management
Series D+
Led 1 of 1 round tracked in Sofia. Crossover fund bringing a long-term, private-equity-style perspective to high-growth technology and consumer…
Ticket undisclosed
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Endeavor Catalyst
Series A–Series B
1 round tracked in Sofia. Endeavor Catalyst is a rules-based co-investment fund that invests exclusively alongside rounds…
Ticket undisclosed
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Next up
The Sofia calendar · 6 tracked
29Oct Crossroads 2026 Conference · Sofia, Bulgaria 2 days 07
Nov OpenFest 2026 Conference · Sofia, Bulgaria · 3000 2 days