Investors / United States / SignalRank
SignalRank
Venture capital · Palo Alto, CA, United States · North America
SignalRank holds a portfolio of preferred shares acquired in Series B financings, generally through single-asset SPVs. It ranks Series B financings with a proprietary scoring model and invests only in the top decile of its dataset, acquiring positions by supporting pro rata rights held by early-stage investors.
Invests inAI & Machine LearningEnterprise Software
In its own wordsseries bpro rataspvsystematic investingevergreenai
Your fit with SignalRank
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See how your round matches what it backs, point by point.
Or find every investor that fitsSignalRank lists 7 checked portfolio companies on its own site and is named in 1 funding round. Its most frequent entry is Series B, 100% of the companies with a known first round. Its largest themes are AI & Machine Learning (50%), Enterprise Software (17%) and Robotics & Hardware (8%). 100% of its companies are based in United States. It invests most often alongside General Catalyst, 8VC and Andreessen Horowitz.
Counts come from funding rounds that name SignalRank, 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 | 0% |
| Series A | 0% |
| Series B | 100% |
| 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 | 1 | 0 |
Investor profile
percentile among all firmsShow as a table
| Measure | Percentile of all firms | Value |
|---|---|---|
| Portfolio size | 12th | 7 companies |
| Recent activity | 59th | 1 rounds in 12 months |
| Early stage | 54th | 0% of entries at pre-seed or seed |
| Evidence | 52th | 0% of companies confirmed by a round |
| Sector focus | 85th | 50% in its largest sector |
| Reach | 19th | 1 country |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| General Catalyst | 4 |
| 8VC | 3 |
| Andreessen Horowitz | 3 |
| NEA | 3 |
| SV Angel | 3 |
| Witz Ventures | 3 |
| Anti Fund | 2 |
| Chapter One | 2 |
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 | |
|---|---|---|
| AI & Machine Learning | 50% | 18% |
| Enterprise Software | 17% | 8% |
| Robotics & Hardware | 8% | 1% |
| Space & Defense | 8% | 3% |
| Healthcare & Biotech | 8% | 15% |
| Fintech | 8% | 12% |
Co-investor network
who it backs companies with, and who they back togetherAll co-investors or Compare portfolios with General Catalyst
Compare SignalRank 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 SignalRank| Date | Company | Stage |
|---|---|---|
| 10 Mar 2026 | Series B |
Round details for SignalRank
Amounts, full round histories and every co-investor in SignalRank'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 |
|---|---|---|---|---|
| Portfolio page | ||||
| Mercor organizes human intelligence to power the AI economy by providing a platform for experts to solve AI challenges and evaluate AI performance against professional standards. | AI & Machine LearningEnterprise Software | Portfolio page | ||
| Nitra provides financial services and tools for independent medical practices to manage their spending, borrowing, and front desk operations | Healthcare & BiotechFintech | Mar 2026Series B | Funding round | |
| Saronic Technologies designs and builds autonomous vessels for maritime use | AI & Machine LearningAI & Machine Learning | Portfolio page | ||
| Skild Ai builds artificial intelligence to control robots for various tasks in the physical world | Robotics & HardwareAI & Machine Learning | Portfolio page | ||
| The company provides cloud-based artificial intelligence services and infrastructure | AI & Machine LearningSpace & Defense | Portfolio page | ||
| Wispr Flow provides voice-to-text dictation and AI notetaker services. | AI & Machine LearningEnterprise Software | Portfolio page |
About this data
site last read 5 Nov 2026- Site
- signalrank.com
- Last read
- 5 Nov 2026
- Watching since
- 5 Nov 2026
- Rounds since
- 10 Mar 2026
- 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 SignalRank's profile as data
Pull SignalRank'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/signalrank.com
# also
GET /v1/firms/signalrank.com/portfolio
GET /v1/firms/signalrank.com/coinvestors
GET /v1/firms/signalrank.com/news