Konstantin Plavnik

Entrepreneur | FinTech | Crypto markets professional

📍 Turkey🔄 Updated October 2026💼 1 investments📅 5 years investing🗓 Last invested Mar 2021
Operator-angel🌍 Turkey
1
Total investments
1
Early stage
0
Mid stage
0
Late stage
5y
Years active

Portfolio

1 investments · sorted by recency
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Mid stage
Late stage
Angel Investor
Mar 2021
TULU is a tech-enabled amenity designed to elevate the resident experience. Our self-service smart units offer on-demand access to premium rentals—like Dysons, e-scooters, and gaming consoles—alongside convenience shopping and printing. With no build-out required and full operational management included, TULU helps properties increase engagement, improve retention, and drive NOI.
Experience · 3 entries
All (3)
Investments (1)
Founder (2)
2021
Angel Investor
Mar 2021
TULU is a tech-enabled amenity designed to elevate the resident experience. Our self-service smart units offer on-demand access to premium rentals—like Dysons, e-scooters, and gaming consoles—alongside convenience shopping and printing. With no build-out required and full operational management included, TULU helps properties increase engagement, improve retention, and drive NOI.
2017
Chief Operating Officer & Co-Founder
Aug 2017
Xena Exchange is the first crypto derivatives exchange with zero credit risk. What makes Xena Exchange special? — Real-time off-exchange settlement Your funds never leave the infrastructure of the Copper audited custody, and you can execute new trades on Xena Exchange. Instant order placement and automated PnL settlement – all while your assets remain secure offline. — Xena decentralized account solution Seeking yet more control over your funds? Use your personal hot wallet and send unlimited collateral to your exchange account in less than a second with Xena Decentralized Accounts.
2014
CEO & Founder
Dec 2014
ISOCARB is a pioneer in stable isotope breath diagnostics on the russian market. We have introduced complete solutions for rapid reliable urea breath tests to diagnose the stomach ulcer bacterium Helicobacter pylori. Our clients are russian major federal laboratory chains like INVITRO, CMD, KDL as well as largest medical institutions like MEDSI, K+31