Investors / United States / SixThirty
SixThirty
Venture capital · St. Louis, MO, United States · North America
SixThirty is a global venture capital firm that invests in early-stage companies and connects startups with corporate partners. It runs a program that brings startups and institutions together to collaborate on bringing ideas to market.
Invests inFintechAI & Machine Learning
In its own wordsfintechinsurtechhealthtechprivacyenterprise partnershipsearly stage
Your fit with SixThirty
Four questions about your startup
See how your round matches what it backs, point by point.
Or find every investor that fitsSixThirty lists 7 checked portfolio companies on its own site and is named in 7 funding rounds, 1 of them as lead. Its most frequent entry is Series A, 57% of the companies with a known first round. Its largest themes are Fintech (64%), AI & Machine Learning (21%) and Healthcare & Biotech (7%). 57% of its companies are based in United States. It invests most often alongside Onigiri Capital, Y Combinator and BitRock Capital.
Counts come from funding rounds that name SixThirty, complete from mid-2025: earlier rounds appear only when they were reported later. Round amounts and full round histories are on Fundup AI.
Entry stage
share of companies by the stage of its first roundShow as a table
| Value | |
|---|---|
| Pre-seed | 0% |
| Seed | 14% |
| Series A | 57% |
| Series B | 14% |
| Growth | 14% |
Activity by year
rounds it joined, last 10 yearsShow as a table
| Total | Rounds it led | |
|---|---|---|
| '17 | 0 | 0 |
| '18 | 0 | 0 |
| '19 | 0 | 0 |
| '20 | 0 | 0 |
| '21 | 0 | 0 |
| '22 | 1 | 0 |
| '23 | 0 | 0 |
| '24 | 0 | 0 |
| '25 | 3 | 0 |
| '26 | 3 | 1 |
Investor profile
percentile among all firmsShow as a table
| Measure | Percentile of all firms | Value |
|---|---|---|
| Portfolio size | 12th | 7 companies |
| Recent activity | 82th | 4 rounds in 12 months |
| Early stage | 56th | 14% of entries at pre-seed or seed |
| Evidence | 52th | 0% of companies confirmed by a round |
| Sector focus | 90th | 64% in its largest sector |
| Reach | 70th | 4 countries |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| Onigiri Capital | 2 |
| Y Combinator | 2 |
| BitRock Capital | 1 |
| Blumberg Capital | 1 |
| CMT Digital | 1 |
| Correlation Ventures | 1 |
| EJF Ventures | 1 |
| EnterpriseTech 34 | 1 |
Its portfolio companies
where they are based, and what their own sites showSite status
- Site answers7100%
- No longer answers00%
- Points to another company00%
- Parked or sold domain00%
A site that stops answering three checks in a row is counted as no longer answering; that is not proof of closure. A site that points to another company is often an acquisition.
Investment themes
share of its checked companiesThis firmAll checked companies
Show as a table
| This firm | All checked companies | |
|---|---|---|
| Fintech | 64% | 12% |
| AI & Machine Learning | 21% | 18% |
| Healthcare & Biotech | 7% | 15% |
| Legal & Compliance | 7% | 2% |
Co-investor network
who it backs companies with, and who they back togetherCompare SixThirty head to head
portfolio size, rounds, entry stages, themes and the companies both backThree or more firms at once: portfolio overlap.
Recent portfolio activity
when companies last raised with SixThirty| Date | Company | Stage |
|---|---|---|
| 3 Sept 2026 | Series A | |
| 23 Jun 2026 | Series A | |
| 18 Jun 2026 | Series A Led | |
| 3 Dec 2025 | Series B | |
| 1 Oct 2025 | Series A | |
| 8 Sept 2025 | Seed | |
| 6 Dec 2022 | Series C+ |
Round details for SixThirty
Amounts, full round histories and every co-investor in SixThirty's rounds are on Fundup AI. VCinfo covers investors and their portfolios.
Portfolio
7 companies checked against their own sites| Company | What it does | Themes | First round with it | Evidence |
|---|---|---|---|---|
| Aiprise provides compliance and verification services for businesses and individuals using artificial intelligence and global data coverage | FintechAI & Machine Learning | Oct 2025Series A | Funding round | |
| Angle Health provides level-funded health plans to employers and offers related administration and support services. | Healthcare & BiotechFintech | Dec 2025Series B | Funding round | |
| Bondit provides software for fixed income portfolio management using AI-powered technology | FintechAI & Machine Learning | Dec 2022Series C+ | Funding round | |
| Diameter provides embedded payments to banks and financial institutions | FintechFintech | Sept 2026Series A | Funding round | |
| The company provides a conversational feedback platform for customer growth using AI-powered chat funnels and real-time analytics. | FintechAI & Machine Learning | Sept 2025Seed | Funding round | |
| The company provides an AI-based loan origination platform for small and medium-sized businesses and commercial lending | FintechLegal & Compliance | Jun 2026Series A | Funding round | |
| The company provides treasury, risk, and compliance solutions for financial institutions dealing with stablecoins and fiat currencies. | FintechFintech | Jun 2026Series A | Funding round |
About this data
site last read 5 Nov 2026- Site
- sixthirty.co
- Last read
- 5 Nov 2026
- Watching since
- 5 Nov 2026
- Rounds since
- 6 Dec 2022
- Companies checked
- 7
Rates come from what VCinfo has observed since observation_start. Firms tend to remove companies that closed, so early rates understate reality. A company leaving a portfolio page does not mean it closed or exited. An unreachable site means our checks failed, nothing more.
Get SixThirty's profile as data
Pull SixThirty's portfolio, co-investors and changes through one API key or MCP, open every portfolio row, compare it with other firms, and get an email when it adds a company or files a fund.
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
$ curl -H "X-API-Key: YOUR_KEY" \
https://api.vcinfo.io/v1/firms/sixthirty.co
# also
GET /v1/firms/sixthirty.co/portfolio
GET /v1/firms/sixthirty.co/coinvestors
GET /v1/firms/sixthirty.co/news