BL

Blockchange Ventures — Seed VC Firm ($500K–$7.5M Checks)

VC
New York, NYWebsite

Blockchange Ventures is a Seed venture capital firm based in New York, NY investing in Other, Fintech, Developer Tools. The firm typically writes $500K–$7.5M checks and has 3 portfolio companies in our records.

Check size
$500K–$7.5M
Portfolio
3 companies on record
Partners
1 listed
AUM
$881M
Stage
Seed
Sectors
Other, Fintech, Developer Tools
HQ
New York, NY

Last verified: 2026-05-11

How to approach: warm intro preferred
Stage

Seed

Check Size

$500K – $7.5M

AUM

$881M

Portfolio

3+ companies

Team

1 partner

Investor activity
Investments in last 12 months: 0

Investment Thesis

Invests in infrastructure-focused blockchain startups, enabling capital market innovation and financial inclusion.

How Blockchange Ventures invests

Blockchange Ventures is a vc firm based in New York, NY. The firm invests at the Seed stage, with a focus on Other, Fintech, Developer Tools. It does not invest in Consumer, Media.

Blockchange Ventures typically writes checks of $500K–$7.5M per investment, backed by approximately $881M in assets under management.

Blockchange Ventures has backed 3 companies in our records, including Globacap, TAC Smart Solutions, TestMachine AGIS.

Partners & Team

KS

Ken Seiff

Managing Partner

Industry Focus

Invests In

Other
Fintech
Developer Tools

Does Not Invest In

Consumer
Media

Portfolio Companies (3)

Other

GL

Globacap

Capital Markets
TA

TAC Smart Solutions

Blockchain/Crypto·Seed

Regulated transaction-based air freight pricing index with tokenized financial instruments

TE

TestMachine AGIS

Fintech·Seed

Security testing and trust-control platform for autonomous finance agents

How to pitch Blockchange Ventures
  • •Raising at Seed? You're squarely in their sweet spot.
  • •Lead with your fit in Other, Fintech, Developer Tools — the sectors they actively back.
  • •Size your ask to their typical $500K – $7.5M check.
  • •warm intro preferred
  • •Address your outreach to a specific partner, such as Ken Seiff, Managing Partner.
  • •A warm introduction beats a cold email. Get matched and request an intro.

Featured In

Browse More Investors

Fundraising resources

Frequently Asked Questions

See if Blockchange Ventures is a match for your startup

Upload your pitch deck to see how well you match with Blockchange Ventures and 10,000+ other investors.

Ask your AI assistant about this investor: connect InvestorMatch to Claude or ChatGPT

Is this your profile? Request a correction or removal