/

Investors / Black River Ventures / Compare with NFX

Black River Ventures vs NFX

Black River Ventures lists 21 portfolio companies and has joined 0 funding rounds; NFX lists 159 companies and has joined 44 rounds. NFX comes in most often at Seed (45% of its entries). 2 companies are on both portfolios, among them Marqeta and Twist.

21Portfolio companies159
0Funding rounds joined44
0Rounds led12
0Rounds, last 12 months22
n/aTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Black River Ventures and NFX, head to head
Black River VenturesNFX
Portfolio companies21159
Funding rounds joined044
Rounds led012
Rounds, last 12 months022
Typical round it comes in atn/a$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed0%45%
Series A0%40%
Series B0%8%
Growth0%8%

Black River VenturesNFX

Show as a table
Entry stages of Black River Ventures and NFX, share of entries
Black River VenturesNFX
Pre-seed0%0%
Seed0%45%
Series A0%40%
Series B0%8%
Growth0%8%

Themes

share of checked companies
AI & Machine Learning6%19%
Fintech17%18%
Healthcare & Biotech14%12%
Enterprise Software6%10%
Real Estate & Construction9%3%
E-commerce & Marketplaces9%4%

Black River VenturesNFX

Show as a table
Themes of Black River Ventures and NFX, share of checked companies
Black River VenturesNFX
AI & Machine Learning6%19%
Fintech17%18%
Healthcare & Biotech14%12%
Enterprise Software6%10%
Real Estate & Construction9%3%
E-commerce & Marketplaces9%4%

Companies both back

2

Shared companies are those both firms' own portfolio pages list, each checked against the company's site. The same comparison through the API is POST /v1/overlap, for up to 20 firms. How the data is graded

Free account · no card

Compare Black River Ventures and NFX as data

Pull both portfolios and every co-investor through one API key or MCP, and lay up to 20 firms side by side with POST /v1/overlap. A free account adds Ask AI searches and alerts when either firm adds a company.

Work email, sign-in link by email. Already have an account? Log in
  • Ask AI5 plain-English investor searches a day
  • Full listsEvery portfolio row and two-firm overlap
  • API and MCP100 REST or MCP calls a month, one key
  • AlertsFollow 5 investors for portfolio and fund changes
VCinfo API
$ curl -H "X-API-Key: YOUR_KEY" \
  https://api.vcinfo.io/v1/firms/brv.vc/portfolio

# also
GET /v1/firms/nfx.com/portfolio
GET /v1/firms/brv.vc/coinvestors
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing