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Investors / 15th Rock / Compare with Dolby Family Ventures

15th Rock vs Dolby Family Ventures

15th Rock lists 37 portfolio companies and has joined 3 funding rounds; Dolby Family Ventures lists 91 companies and has joined 8 rounds. 15th Rock comes in most often at Series A (100% of its entries), Dolby Family Ventures comes in most often at Seed (63% of its entries). 2 companies are on both portfolios, among them General Sense and Paradromics.

37Portfolio companies91
3Funding rounds joined8
2Rounds led3
3Rounds, last 12 months5
$1M to $5MTypical round it comes in at$5M to $20M
0%Sites no longer answering0%
Show as a table
15th Rock and Dolby Family Ventures, head to head
15th RockDolby Family Ventures
Portfolio companies3791
Funding rounds joined38
Rounds led23
Rounds, last 12 months35
Typical round it comes in at$1M to $5M$5M to $20M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed0%63%
Series A100%13%
Series B0%13%
Growth0%13%

15th RockDolby Family Ventures

Show as a table
Entry stages of 15th Rock and Dolby Family Ventures, share of entries
15th RockDolby Family Ventures
Pre-seed0%0%
Seed0%63%
Series A100%13%
Series B0%13%
Growth0%13%

Themes

share of checked companies
Healthcare & Biotech23%35%
AI & Machine Learning20%26%
Fintech13%0%
Industrial & Manufacturing7%11%
Education7%0%
Media & Entertainment5%0%

15th RockDolby Family Ventures

Show as a table
Themes of 15th Rock and Dolby Family Ventures, share of checked companies
15th RockDolby Family Ventures
Healthcare & Biotech23%35%
AI & Machine Learning20%26%
Fintech13%0%
Industrial & Manufacturing7%11%
Education7%0%
Media & Entertainment5%0%

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

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Compare 15th Rock and Dolby Family 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/15th-rock.com/portfolio

# also
GET /v1/firms/dolbyventures.com/portfolio
GET /v1/firms/15th-rock.com/coinvestors
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing