Tytus Stempniewicz is the founding partner of TechniVentures, writing $100k-$500k checks into AI/ML, infrastructure, and deep tech companies, with a portfolio spanning AI startups like Epistemic AI, semiconductor companies like Volantis, and digital health ventures like Dr. B and Solvemed Group. He combines nearly a decade of venture investing with an earlier background in institutional finance at firms like Cantor Fitzgerald and Merrill Lynch, and serves as both GP at TechniVentures and LP at SWG Growth, connecting Eastern European technical founders with US capital networks across TechniVentures' offices in Tallinn, San Francisco, and Warsaw.
What they've been talking about across their social media accounts

- Highlights Poland as a top-tier location for technical talent and engineering hubs.
- Demonstrates high enthusiasm for specific founders and their product launches, frequently cheering on builders like Jimmy Koppel and the team behind Command Center.
- Expresses clear preferences on product direction, such as the need for a unified wallet solution in the crypto space and concerns that business interests might be diluting the potential of artificial intelligence.
- Values active leisure time involving racquet sports, specifically sharing updates about playing pickleball, paddle, and tennis on the weekends.
About their Fund
Sectors
AI, Health, Enterprise, Fintech, Deeptech / Hardware
Rounds
Pre-Seed - Seed
Avg Check Size
$50K - $250K
Notable Investments
support, connect & invest in eastern European tech startups with local market traction and global ambitions
Other partners at the fund
Notable Fund
Investments
No items found.
Sheets they're in
No items found.
Sheets they're Fund is in
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Popular Investors
investor name
Active in
Rounds
Avg. Check
Links
Deeptech / Hardware
Robotics
Biotech
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12
View more in profile...
Unknown
Pre-Seed - Seed
Unknown
$400K - $2M
Unknown
Defense
Deeptech / Hardware
Energy
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7
View more in profile...
Unknown
Pre-Seed - Series A
Unknown
$100K - $5M
Unknown
Defense
Deeptech / Hardware
Energy
+
7
View more in profile...
Unknown
Pre-Seed - Series A
Unknown
$100K - $5M
Unknown
Biotech
Health
Deeptech / Hardware
+
2
View more in profile...
Unknown
Pre-Seed - Seed
Unknown
$250K - $2M
Unknown
Climate
Deeptech / Hardware
Materials
+
4
View more in profile...
Unknown
Pre-Seed - Seed
Unknown
$400K - $1.5M
Unknown
Deeptech / Hardware
Robotics
Biotech
+
7
View more in profile...
Unknown
Pre-Seed - Seed
Unknown
$400K - $2M
Unknown
Deeptech / Hardware
Robotics
Biotech
+
2
View more in profile...
Unknown
Pre-Seed - Seed
Unknown
~$750K
Unknown
Fintech
Deeptech / Hardware
Devtools
+
2
View more in profile...
Unknown
Pre-Seed - Series A
Unknown
$250K-$1M
Unknown
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