Bloom / Giesen Family Office
Family officePre-Seed–Seed
Investment thesis
Bloom backs early-stage ventures it views as having durable, generational potential rather than following market trends. It looks for a clear problem, a sharp and scalable solution, and disciplined founders capable of execution. Operating as a family-office-backed platform, Bloom unites four disciplines - legal structuring, tokenization, venture building, and asset management - to support the companies it funds. Beyond capital, it aims to give founders strategic market access by connecting them with investors and networks, helping them gain traction when scaling or entering new markets. The firm plans to allocate capital across categories such as deep tech, enterprise software, healthcare, consumer internet, IoT, space tech, cybersecurity, nanotech, and defense tech.
Source: firm website, verified Aug 7, 2026.
What they invest in
from 9 of 10 portfolio companiesCrypto & Web3 ×5SaaS ×3AI & Machine Learning ×2Energy ×2Fintech ×2Marketing Tech ×2Cleantech ×1Climate Tech ×1
HQs:Germany×3Switzerland×1
Investments · 10 tracked
founders shown can be your intro path
21 Oaks Capital is an investment boutique operating at the intersection of traditional finance and Web3, offering a regulated UCITS retail fund (in partnership with Bankhaus Bauer) that invests in AI and blockchain infrastructure companies.
AI & Machine LearningCrypto & Web3Fintech
Green Mining offers co-ownership of Bitcoin mining operations by selling shares in a Swiss stock corporation (GM Data Centers AG) with subsidiaries running hydro-powered mining sites in Paraguay, where miner waste heat is reused to dry fruit for a second revenue stream.
CleantechCrypto & Web3EnergyZug, CH
Sascha(Founder)
Tally is an online form builder that works like a text document, letting users create forms by typing and inserting blocks without code.
Future of WorkMarketing TechSaaS
Marie Martens(Founder)in
Co-investors1991 VenturesAnchorless BangladeshAscensionDay One CapitalFlori VenturesFoundership Ventures+8 more
peaq provides a blockchain-based stack that lets robots and machines operate as autonomous economic actors, enabling them to be financed, transact, and function as investible assets.
Crypto & Web3IoTRobotics
Co-investorsAdvanced BlockchainBorderless VentureFOMO VenturesTruth VenturesGreenfield
Seed + speed is an early-stage venture capital firm that invests in startups building scalable B2B software and software-driven hardware, with initial tickets of €500K–€2.0M and follow-on funding up to €5.0M.
Enterprise SoftwareSaaSBerlin, DE
TokenForge provides TokenSuite, a whitelabel, EU-compliant platform for tokenizing financial assets (bonds, shares, funds), physical/high-value assets, and intangible assets like patents and IP.
Crypto & Web3FintechSaaS
tracebloc provides deployable workspaces that let teams train, evaluate, and benchmark machine learning models on their own infrastructure (MacBook, Linux, Windows, or GPUs).
AI & Machine LearningData & InfrastructureDeveloper Tools
Co-investorsAdvanced Blockchain
Frequently asked questions
- How many investments has Bloom / Giesen Family Office made?
- Bloom / Giesen Family Office has 10 tracked investments.
- What stage does Bloom / Giesen Family Office invest at?
- Bloom / Giesen Family Office invests at the Pre-Seed, Seed stages.
- What sectors does Bloom / Giesen Family Office focus on?
- Bloom / Giesen Family Office focuses on AI & Machine Learning, Consumer, Crypto & Web3, Cybersecurity, Deep Tech, Defense Tech, Energy, Enterprise Software, Healthtech, IoT, Space Tech.
- Who does Bloom / Giesen Family Office co-invest with?
- Bloom / Giesen Family Office most often shares deals with Advanced Blockchain, Ascension, Borderless Venture, among 21 tracked co-investors.
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