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Investors / Decibel / Compare with SUM Ventures

Decibel vs SUM Ventures

Decibel lists 37 portfolio companies and has joined 10 funding rounds; SUM Ventures lists 44 companies and has joined 5 rounds. Decibel comes in most often at Series A (40% of its entries), SUM Ventures comes in most often at Seed (60% of its entries). 1 company is on both portfolios, among them Root.

37Portfolio companies44
10Funding rounds joined5
4Rounds led0
3Rounds, last 12 months4
$20M to $100MTypical round it comes in at$5M to $20M
0%Sites no longer answering0%
Show as a table
Decibel and SUM Ventures, head to head
DecibelSUM Ventures
Portfolio companies3744
Funding rounds joined105
Rounds led40
Rounds, last 12 months34
Typical round it comes in at$20M to $100M$5M to $20M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed30%60%
Series A40%40%
Series B20%0%
Growth10%0%

DecibelSUM Ventures

Show as a table
Entry stages of Decibel and SUM Ventures, share of entries
DecibelSUM Ventures
Pre-seed0%0%
Seed30%60%
Series A40%40%
Series B20%0%
Growth10%0%

Themes

share of checked companies
AI & Machine Learning35%18%
Cybersecurity32%0%
Healthcare & Biotech3%16%
Fintech3%14%
Enterprise Software11%8%
Space & Defense9%0%

DecibelSUM Ventures

Show as a table
Themes of Decibel and SUM Ventures, share of checked companies
DecibelSUM Ventures
AI & Machine Learning35%18%
Cybersecurity32%0%
Healthcare & Biotech3%16%
Fintech3%14%
Enterprise Software11%8%
Space & Defense9%0%

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

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Compare Decibel and SUM Ventures 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/decibel.vc/portfolio

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