Investors / PLC Rails
PLC Rails
Venture capital
PLC Rails is an investment strategy managed by Protocol VC LLC, an SEC-registered investment adviser. It backs founders using cryptographic and decentralized primitives to solve problems across AI, physical infrastructure, enterprise software, and financial rails.
Invests inHealthcare & BiotechFintechAI & Machine Learning
In its own wordscryptoaiinfrastructureenterprise softwarefintechprimitives
Your fit with PLC Rails
Four questions about your startup
See how your round matches what it backs, point by point.
Or find every investor that fitsPLC Rails lists 2 checked portfolio companies on its own site and is named in 3 funding rounds. Its most frequent entry is Seed, 100% of the companies with a known first round. Its largest themes are Healthcare & Biotech (33%), Fintech (33%) and AI & Machine Learning (33%). 50% of its companies are based in Switzerland. It invests most often alongside Connecticut Innovations, FONGIT and IAG Capital Partners.
Counts come from funding rounds that name PLC Rails, 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 roundPLC Rails does not state its stages on its site, so only what it does is shown.
Show 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 | 0 | 0 |
| '22 | 0 | 0 |
| '23 | 0 | 0 |
| '24 | 0 | 0 |
| '25 | 0 | 0 |
| '26 | 3 | 0 |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| Connecticut Innovations | 1 |
| FONGIT | 1 |
| IAG Capital Partners | 1 |
| Jumpspace Ventures | 1 |
| Kickfund | 1 |
| Ripple Ventures | 1 |
| Skybound Venture Capital | 1 |
| SmartGateVC | 1 |
Its portfolio companies
where they are based, and what their own sites showSite status
- Site answers2100%
- 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 | |
|---|---|---|
| Healthcare & Biotech | 33% | 15% |
| Fintech | 33% | 12% |
| AI & Machine Learning | 33% | 18% |
Co-investor network
who it backs companies with, and who they back togetherAll co-investors or Compare portfolios with Connecticut Innovations
Compare PLC Rails 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 PLC Rails| Date | Company | Stage |
|---|---|---|
| 20 May 2026 | Seed | |
| 26 Feb 2026 | Seed |
Round details for PLC Rails
Amounts, full round histories and every co-investor in PLC Rails' rounds are on Fundup AI. VCinfo covers investors and their portfolios.
Portfolio
2 companies checked against their own sites| Company | What it does | Themes | First round with it | Evidence |
|---|---|---|---|---|
| The company develops soft brain interfaces and brain-computer interfaces using artificial intelligence to extract insights from brain recordings. | Healthcare & Biotech | May 2026Seed | Funding round | |
| The company builds infrastructure for autonomous systems to transact with confidence | FintechAI & Machine Learning | Feb 2026Seed | Funding round |
About this data
site last read 5 Nov 2026- Site
- plcapital.xyz
- Last read
- 5 Nov 2026
- Watching since
- 6 Nov 2026
- Rounds since
- 26 Feb 2026
- Companies checked
- 2
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 PLC Rails' profile as data
Pull PLC Rails' 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/plcapital.xyz
# also
GET /v1/firms/plcapital.xyz/portfolio
GET /v1/firms/plcapital.xyz/coinvestors
GET /v1/firms/plcapital.xyz/news