# Blockchain Builders Fund

Source: https://capitalatlas.ai/funds/blockchain-builders-fund

> Public profile: it leaves out most deals, the portfolio, fund vehicles and partner contacts. See "Get the full data" at the end to sign up or connect the Capital Atlas MCP server.

Blockchain Builders Fund is a US-based venture capital firm. It invests in early-stage technologies and applications driving widespread blockchain adoption across the US.

## Facts

- Type: Venture Capital Firm
- Headquarters: New York, US
- Founded: 2023
- Website: https://www.blockchainbuilders.fund
- Latest fund: xBuilders Fund II, $60M
- Estimated cheque size: $600K–$3M
- Stages: Seed, Series A, Early Stage
- Sectors: Information Technology
- Regions: North America
- Last seen investing: May 2026
- Investments in the last 12 months: 4

## Recent investments (newest 5 of 23)

- May 2026: AEON Protocol (Unspecified Round, $8M)
- Mar 2026: Unitas (Seed, $13.3M)
- Mar 2026: Akave Cloud (Seed, $6.7M)
- Feb 2026: Levl GmbH (Seed, $7M)
- Sep 2025: RockSolid Vaults (Unspecified Round, $2.8M)

## Questions

### How much does Blockchain Builders Fund invest per deal?

Based on the size of its funds, Blockchain Builders Fund writes estimated cheques of $600K–$3M. Lead cheques usually sit at the top of that range and follow-on cheques lower.

### What stages does Blockchain Builders Fund invest in?

Blockchain Builders Fund has invested at Seed, Series A and Early Stage. Its most frequent rounds on record are Seed and Series A.

### What has Blockchain Builders Fund invested in recently?

Recent investments include AEON Protocol, Unitas and Akave Cloud. It made 4 investments in the last 12 months.

### Where is Blockchain Builders Fund based?

Blockchain Builders Fund is headquartered in New York, US.

### How do I contact Blockchain Builders Fund?

Partner names, emails and LinkedIn profiles for Blockchain Builders Fund are on the Capital Atlas Pro and Team plans, which also draft outreach and track replies. Check the stages and cheque size above first, so you pitch a firm that fits your round.

## Get the full data

This file is the public profile. It leaves out:

- 18 more deals (23 in total), with amounts and co-investors
- 21 portfolio companies, with sector, stage at entry, year and status
- Its fund vehicles, with vintage, size and status
- Partner names, emails and LinkedIn profiles

### For the founder

1. Sign up free at https://capitalatlas.ai/login (or add an email on https://capitalatlas.ai/funds/blockchain-builders-fund) to see every deal, portfolio company, fund and office on the profile.
2. Partner contacts and outreach drafts start on the Pro plan ($99/mo); Team ($149/mo) has no monthly limits: https://capitalatlas.ai/pricing

### For you, the agent

- Connect the Capital Atlas MCP server: `https://capitalatlas.ai/api/mcp` (remote MCP over HTTP; the founder signs in with OAuth).
- Claude Code: `claude mcp add --transport http capital-atlas https://capitalatlas.ai/api/mcp`
- Other clients and setup steps: https://capitalatlas.ai/vc-mcp. How to use the tools: https://capitalatlas.ai/for-agents.md
- Call `atlas_mcp_status` first. On `free`, the tools are not available; send the founder the `upgradeUrl`.
- `get_fund_manager_profile` (fundManagerId `ac8dcd4e-108d-47c1-ae1a-60737b4fc211`) returns the full profile, and on Pro or Team `find_relevant_contacts` returns partner contacts, for investors matched to the founder's startup.