/

Investors / Mantis Venture Capital / Compare with Spark Capital

Mantis Venture Capital vs Spark Capital

Mantis Venture Capital lists 131 portfolio companies and has joined 27 funding rounds; Spark Capital lists 92 companies and has joined 78 rounds. Mantis Venture Capital comes in most often at Series A (52% of its entries), Spark Capital comes in most often at Growth (36% of its entries). 4 companies are on both portfolios, among them Chainguard, Kalshi and Neros.

131Portfolio companies92
27Funding rounds joined78
0Rounds led27
16Rounds, last 12 months46
$20M to $100MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
Mantis Venture Capital and Spark Capital, head to head
Mantis Venture CapitalSpark Capital
Portfolio companies13192
Funding rounds joined2778
Rounds led027
Rounds, last 12 months1646
Typical round it comes in at$20M to $100M$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%2%
Seed13%12%
Series A52%34%
Series B17%16%
Growth17%36%

Mantis Venture CapitalSpark Capital

Show as a table
Entry stages of Mantis Venture Capital and Spark Capital, share of entries
Mantis Venture CapitalSpark Capital
Pre-seed0%2%
Seed13%12%
Series A52%34%
Series B17%16%
Growth17%36%

Themes

share of checked companies
AI & Machine Learning23%35%
Fintech20%13%
Healthcare & Biotech10%8%
Cybersecurity8%9%
Enterprise Software9%8%
E-commerce & Marketplaces6%3%

Mantis Venture CapitalSpark Capital

Show as a table
Themes of Mantis Venture Capital and Spark Capital, share of checked companies
Mantis Venture CapitalSpark Capital
AI & Machine Learning23%35%
Fintech20%13%
Healthcare & Biotech10%8%
Cybersecurity8%9%
Enterprise Software9%8%
E-commerce & Marketplaces6%3%

Companies both back

4

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 Mantis Venture Capital and Spark Capital 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/mantisvc.com/portfolio

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