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Investors / Rose Street Capital / Compare with The51

Rose Street Capital vs The51

Rose Street Capital lists 20 portfolio companies and has joined 0 funding rounds; The51 lists 30 companies and has joined 4 rounds. The51 comes in most often at Seed (100% of its entries). 1 company is on both portfolios, among them BelliWelli.

20Portfolio companies30
0Funding rounds joined4
0Rounds led0
0Rounds, last 12 months3
n/aTypical round it comes in at$1M to $5M
0%Sites no longer answering0%
Show as a table
Rose Street Capital and The51, head to head
Rose Street CapitalThe51
Portfolio companies2030
Funding rounds joined04
Rounds led00
Rounds, last 12 months03
Typical round it comes in atn/a$1M to $5M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed0%100%
Series A0%0%
Series B0%0%
Growth0%0%

Rose Street CapitalThe51

Show as a table
Entry stages of Rose Street Capital and The51, share of entries
Rose Street CapitalThe51
Pre-seed0%0%
Seed0%100%
Series A0%0%
Series B0%0%
Growth0%0%

Themes

share of checked companies
Healthcare & Biotech18%22%
Food & Agriculture21%0%
AI & Machine Learning18%20%
E-commerce & Marketplaces14%0%
Fintech4%12%
Education0%8%

Rose Street CapitalThe51

Show as a table
Themes of Rose Street Capital and The51, share of checked companies
Rose Street CapitalThe51
Healthcare & Biotech18%22%
Food & Agriculture21%0%
AI & Machine Learning18%20%
E-commerce & Marketplaces14%0%
Fintech4%12%
Education0%8%

Companies both back

1

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 Rose Street Capital and The51 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.

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  • 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/rosestreetcapital.com/portfolio

# also
GET /v1/firms/the51.com/portfolio
GET /v1/firms/rosestreetcapital.com/coinvestors
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing