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Castrum Capital

Europe, Istanbul, Turkey, Istanbul

Description

Castrum Capital is a full-stack venture capital firm. Our goal is to invest, mentor, and empower crypto-related startups

Investor Profile

Castrum Capital has backed more than 11 startups, with 5 new investments in the last 12 months alone. The firm has led 3 rounds, about 27% of its total and boasts 0 exits across its portfolio.

Investment Focus Highlights

  • Concentrates on Seed, Series Unknown, Series A rounds (top funding stages).
  • Majority of deals are located in United States, United Kingdom, Estonia.
  • Strong thematic focus on Blockchain, Web3, Cryptocurrency.
  • Led 1 rounds in the past year.

Stage Focus

  • Seed (55%)
  • Series Unknown (27%)
  • Series A (18%)

Country Focus

  • United States (18%)
  • United Kingdom (9%)
  • Estonia (9%)
  • Portugal (9%)
  • Hong Kong (9%)
  • Turkey (9%)

Industry Focus

  • Blockchain
  • Web3
  • Cryptocurrency
  • Information Technology
  • Artificial Intelligence (Ai)
  • Ad Targeting
  • Analytics
  • Business Intelligence
  • Data Visualization
  • Digital Marketing
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FAQ

Frequently Asked Questions

Learn who this investor regularly partners with—both firms and angels—and explore their latest activity.

Who does Castrum Capital frequently co-invest with?

Agnostic Fund
North America, Midland, Cayman Islands, Grand Cayman
Co-Investments: 1
CV
Europe, England, United Kingdom, London
Co-Investments: 2
Metavest Capital
Africa, NA - South Africa, South Africa, Cape Town
Co-Investments: 2
Gains Associates
Europe, Ile-de-France, France, Paris
Co-Investments: 2
Baboon.VC
Asia, Hong Kong Island, Hong Kong, Hong Kong
Co-Investments: 2
Co-Investments: 1
Co-Investments: 2
BB
North America, Florida, United States, Weston
Co-Investments: 2
DuckDAO
Europe, Wien, Austria, Vienna
Co-Investments: 2

Which angels does Castrum Capital often collaborate with?

MM
North America, California, United States, San Francisco
Shared Deals: 1
Shared Deals: 1
Shared Deals: 1
Shared Deals: 1
TC
North America, New York, United States, Brooklyn
Shared Deals: 1
SB
North America, California, United States, San Francisco
Shared Deals: 1
Shared Deals: 1
Shared Deals: 1
Shared Deals: 1
Denys Zhadanov
North America, California, United States, San Francisco
Shared Deals: 1

What are some of recent deals done by Castrum Capital?

Telgather is an AI Web3 game studio that develops various casual games for players to earn rewards on social platforms.

AppsArtificial Intelligence (AI)BlockchainGaming
SeedJul 14, 2025

Openverse operates as a Layer 0 hub, providing a foundational framework for decentralized applications and services.

BlockchainCryptocurrencyWeb3
Series UnknownMay 6, 2025
Amount Raised: $11,000,000

BugsCoin is a Web3-based platform designed for investment education and simulated trading experiences.

BlockchainDecentralized Finance (DeFi)Web3
Series AApr 11, 2025
Amount Raised: $12,000,000

Klink Finance is the AI-powered infrastructure for Web3 earnings with multi-chain partner ecosystem and integration technology.

BlockchainCryptocurrencyFinancial ServicesFinTechInformation TechnologyWealth ManagementWeb3
SeedFeb 4, 2025
Amount Raised: $2,500,000
Bluwhale

Santa Clara, California, United States

Bluwhale is a platform for decentralized knowledge data that enables Dapps to add intelligence via API calls.

Artificial Intelligence (AI)Computer VisionMachine LearningWeb3
Series AJan 27, 2025
Amount Raised: $25,000,000

Mind AI is a trading insights platform that offers elite insights to the investors for a competitive edge in the fast-moving crypto markets.

Artificial Intelligence (AI)CryptocurrencyTrading Platform
SeedJan 17, 2025
Amount Raised: $1,200,000
STAGE

Lisbon, Lisboa, Portugal

STAGE is a music competition platform.

Information TechnologyInternet
SeedJun 14, 2024
Amount Raised: $2,400,000
Orbital7

Istanbul, Istanbul, Turkey

Orbital7 is a modular Web3 development kit developer designed to harness and improve Level 0 technologies.

BlockchainCryptocurrencyNon-Fungible Token (NFT)
Series UnknownJun 11, 2024
Cookie3

Tallin, Harjumaa, Estonia

Behavioral analytics of the entire Metaverse & Web3.

Ad TargetingAnalyticsBlockchainBusiness IntelligenceData VisualizationDigital MarketingMetaversePersonalizationSharing EconomyWeb3
Series UnknownJun 4, 2024
Amount Raised: $5,500,000
Nexis Network

Miami, Florida, United States

A public layer-1 blockchain foundation for the decentralization of an Artificial Intelligence ecosystem.

BlockchainInformation TechnologyWeb3
SeedApr 4, 2024
Amount Raised: $3,500,000