Arcstream Ventures
Arcstream Ventures is a Pre-Seed, Seed venture capital firm based in Austin, TX investing in Other, Developer Tools, AI / ML. The firm typically writes $300K–$2.5M checks and has 29 portfolio companies in our records.
- Check size
- $300K–$2.5M
- Portfolio
- 29 companies on record
- Partners
- 4 listed
- Stage
- Pre-Seed, Seed
- Sectors
- Other, Developer Tools, AI / ML, Consumer, Healthcare, Security
- HQ
- Austin, TX
- AUM
- Not in our records
Last verified: 2026-05-21
Pre-Seed, Seed
$300K – $2.5M
29+ companies
4 partners
Investment Thesis
Focuses on pre-seed startups implementing AI-driven BSS/OSS solutions in telecom and infrastructure-heavy industries.
How Arcstream Ventures invests
Arcstream Ventures is a vc firm based in Austin, TX. The firm invests at the Pre-Seed, Seed stages, with a focus on Other, Developer Tools, AI / ML, Consumer, Healthcare. It does not invest in Consumer Apps, Retail.
Arcstream Ventures typically writes checks of $300K–$2.5M per investment.
Arcstream Ventures has backed 29 companies in our records, including SmartGrid OSS, Streamline AI, Aave.
Partners & Team
Industry Focus
Invests In
Does Not Invest In
Portfolio Companies (29)
Other
SmartGrid OSS
Streamline AI
Aave
A leading decentralized lending and borrowing protocol in DeFi.
Filecoin
Decentralized storage network and protocol that stores files across a distributed network.
Ethena
A platform / protocol in the digital assets / stablecoin / finance sector.
Etherfi
A protocol / project related to staking or DeFi infrastructure.
Sei
A blockchain or layer-1 protocol optimized for high performance / trading / app development.
Space & Time
A project focused on spatial / time-series or decentralized data infrastructure (blockchain / indexing).
Manta
Privacy-focused layer / protocol, possibly for DeFi or privacy tools.
Flow
Blockchain protocol designed for consumer apps, games, digital assets.
- •Raising at Pre-Seed, Seed? You're squarely in their sweet spot.
- •Lead with your fit in Other, Developer Tools, AI / ML — the sectors they actively back.
- •Size your ask to their typical $300K – $2.5M check.
- •warm intro preferred
- •Address your outreach to a specific partner, such as Irene Susmano, Co-Founder.
- •A warm introduction beats a cold email. Get matched and request an intro.
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