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Investors / NC Tweener Fund / Compare with S3 Ventures

NC Tweener Fund vs S3 Ventures

NC Tweener Fund lists 135 portfolio companies and has joined 3 funding rounds; S3 Ventures lists 23 companies and has joined 24 rounds. NC Tweener Fund comes in most often at Seed (50% of its entries), S3 Ventures comes in most often at Series A (38% of its entries). 2 companies are on both portfolios, among them Arpio and Opine.

135Portfolio companies23
3Funding rounds joined24
0Rounds led15
2Rounds, last 12 months20
$1M to $5MTypical round it comes in at$20M to $100M
0%Sites no longer answering0%
Show as a table
NC Tweener Fund and S3 Ventures, head to head
NC Tweener FundS3 Ventures
Portfolio companies13523
Funding rounds joined324
Rounds led015
Rounds, last 12 months220
Typical round it comes in at$1M to $5M$20M to $100M
Sites no longer answering0%0%

Where they come in

share of entries by stage
Pre-seed0%0%
Seed50%21%
Series A0%38%
Series B0%17%
Growth50%25%

NC Tweener FundS3 Ventures

Show as a table
Entry stages of NC Tweener Fund and S3 Ventures, share of entries
NC Tweener FundS3 Ventures
Pre-seed0%0%
Seed50%21%
Series A0%38%
Series B0%17%
Growth50%25%

Themes

share of checked companies
Healthcare & Biotech16%24%
Fintech10%24%
AI & Machine Learning22%15%
Enterprise Software9%9%
Space & Defense5%9%
Education6%3%

NC Tweener FundS3 Ventures

Show as a table
Themes of NC Tweener Fund and S3 Ventures, share of checked companies
NC Tweener FundS3 Ventures
Healthcare & Biotech16%24%
Fintech10%24%
AI & Machine Learning22%15%
Enterprise Software9%9%
Space & Defense5%9%
Education6%3%

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 NC Tweener Fund and S3 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/tweenerfund.com/portfolio

# also
GET /v1/firms/s3vc.com/portfolio
GET /v1/firms/tweenerfund.com/coinvestors
The same data as an MCP server for Claude, Cursor and other AI tools. Set up MCP · Docs · Pricing