Investors / Singapore / Sixth Horizon
Sixth Horizon
Venture capital · Singapore, Singapore · Asia Pacific
Sixth Horizon is a Singapore-based venture investor and builder that backs early-stage founders and also offers consulting engagements. It provides hands-on support in thesis, strategy, and execution alongside its investments.
Invests inAI & Machine LearningFintech
In its own wordsdeep techaienterprise softwarefintechproptechinfrastructure
Your fit with Sixth Horizon
Four questions about your startup
See how your round matches what it backs, point by point.
Or find every investor that fitsSixth Horizon lists 9 checked portfolio companies on its own site and is named in 1 funding round. Its most frequent entry is Seed, 100% of the companies with a known first round. Its largest themes are AI & Machine Learning (27%), Fintech (20%) and Industrial & Manufacturing (13%). 50% of its companies are based in Singapore. It invests most often alongside A.Capital Ventures, Arctic Ventures and Enerdigm Ventures.
Counts come from funding rounds that name Sixth Horizon, 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 | 100% |
| Series A | 0% |
| Series B | 0% |
| Growth | 0% |
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 | 1 | 0 |
| '22 | 0 | 0 |
| '23 | 0 | 0 |
| '24 | 0 | 0 |
| '25 | 0 | 0 |
| '26 | 0 | 0 |
Investor profile
percentile among all firmsShow as a table
| Measure | Percentile of all firms | Value |
|---|---|---|
| Portfolio size | 15th | 8 companies |
| Recent activity | 46th | 0 rounds in 12 months |
| Early stage | 100th | 100% of entries at pre-seed or seed |
| Evidence | 83th | 13% of companies confirmed by a round |
| Sector focus | 41th | 27% in its largest sector |
| Reach | 42th | 2 countries |
Investment themes
share of its checked companiesThis firmAll checked companies
Show as a table
| This firm | All checked companies | |
|---|---|---|
| AI & Machine Learning | 27% | 18% |
| Fintech | 20% | 12% |
| Industrial & Manufacturing | 13% | 7% |
| Cybersecurity | 13% | 4% |
| Real Estate & Construction | 7% | 3% |
| Gaming | 7% | 1% |
| Enterprise Software | 7% | 8% |
| Education | 7% | 7% |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| A.Capital Ventures | 2 |
| Arctic Ventures | 2 |
| Enerdigm Ventures | 2 |
| Entrepreneurs First | 2 |
| Firestreak Ventures | 2 |
| Founders Fund | 2 |
| G Squared | 2 |
| General Catalyst | 2 |
Its portfolio companies
where they are based, and what their own sites showSite status
- Site answers889%
- No longer answers00%
- Points to another company111%
- 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.
Co-investor network
who it backs companies with, and who they back togetherAll co-investors or Compare portfolios with A.Capital Ventures
Compare Sixth Horizon 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 Sixth Horizon| Date | Company | Stage |
|---|---|---|
| 16 Apr 2021 | Seed |
Round details for Sixth Horizon
Amounts, full round histories and every co-investor in Sixth Horizon's rounds are on Fundup AI. VCinfo covers investors and their portfolios.
Portfolio
9 companies checked against their own sites| Company | What it does | Themes | First round with it | Evidence |
|---|---|---|---|---|
| Anthropic develops AI models and products, including the Claude models, and conducts AI safety research. | AI & Machine LearningEnterprise Software | Portfolio page | ||
| Atomionics develops and uses quantum sensors and AI to improve resource exploration and discovery | Industrial & ManufacturingAI & Machine Learning | Apr 2021Seed | Page + round | |
| Cormint designs, manufactures, deploys, and operates its own infrastructure | AI & Machine LearningCybersecurity | Portfolio page | ||
| HyBird connects equipment, drawings, and operational records to provide spatial intelligence for industrial operations | Industrial & ManufacturingAI & Machine Learning | Portfolio page | ||
| Polymarket operates a prediction market platform where users can trade on various events and outcomes. | FintechGaming | Portfolio page | ||
| Propseller sells, buys, and rents real estate in Singapore | Real Estate & Construction | Portfolio page | ||
| Sixsense develops and provides artificial intelligence solutions for automating defect inspection and analysis in semiconductor manufacturing | AI & Machine LearningIndustrial & Manufacturing | Portfolio page | ||
FintechEducation | Portfolio page | |||
| Web3Auth develops and provides key management software development kits (SDKs) with multi-party computation and account abstraction enabled | FintechCybersecurity | Portfolio page |
About this data
site last read 12 Nov 2026- Site
- 6th.sg
- Last read
- 12 Nov 2026
- Watching since
- 7 Nov 2026
- Rounds since
- 16 Apr 2021
- Companies checked
- 9
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 Sixth Horizon's profile as data
Pull Sixth Horizon'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.
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- Full listsEvery portfolio row and two-firm overlap
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- AlertsFollow 5 investors for portfolio and fund changes
$ curl -H "X-API-Key: YOUR_KEY" \
https://api.vcinfo.io/v1/firms/6th.sg
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