Investors / United States / Socratic Partners
Socratic Partners
Venture capital · Boston, MA, United States · North America
Socratic Partners is an early to mid-stage venture capital firm that invests thematically in semiconductor technology. It is an affiliate of The Raptor Group, a family office and venture capital firm established in 2009, and draws on a mentor network of semiconductor industry experts.
Invests inAI & Machine LearningCybersecurity
In its own wordssemiconductorsdeep techai5giotautonomous vehicles
Your fit with Socratic Partners
Four questions about your startup
See how your round matches what it backs, point by point.
Or find every investor that fitsSocratic Partners lists 7 checked portfolio companies on its own site and is named in 6 funding rounds, 2 of them as lead. Its most frequent entry is Series A, 50% of the companies with a known first round. Its largest themes are AI & Machine Learning (50%), Cybersecurity (29%) and Enterprise Software (7%). 100% of its companies are based in United States. It invests most often alongside CapitalG, Playground Global and Walden Catalyst.
Counts come from funding rounds that name Socratic Partners, 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 | 50% |
| Series B | 33% |
| Growth | 17% |
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 | 1 | 0 |
| '26 | 5 | 2 |
Investor profile
percentile among all firmsShow as a table
| Measure | Percentile of all firms | Value |
|---|---|---|
| Portfolio size | 12th | 7 companies |
| Recent activity | 86th | 5 rounds in 12 months |
| Early stage | 54th | 0% of entries at pre-seed or seed |
| Evidence | 99th | 43% 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 | |
|---|---|
| CapitalG | 2 |
| Playground Global | 2 |
| Walden Catalyst | 2 |
| Archerman Capital | 1 |
| Bosch Ventures | 1 |
| Buff Gold Ventures | 1 |
| Cambium Capital | 1 |
| Capricorn Partners | 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 | |
|---|---|---|
| AI & Machine Learning | 50% | 18% |
| Cybersecurity | 29% | 4% |
| Enterprise Software | 7% | 8% |
| Human Resources | 7% | 1% |
| Robotics & Hardware | 7% | 1% |
Co-investor network
who it backs companies with, and who they back togetherCompare Socratic Partners 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 Socratic Partners| Date | Company | Stage |
|---|---|---|
| 24 Sept 2026 | Series A Led | |
| 15 Sept 2026 | Series C+ | |
| 15 Sept 2026 | Series B | |
| 10 Mar 2026 | Series A Led | |
| 20 Jan 2026 | Series B | |
| 22 Sept 2025 | Series A |
Round details for Socratic Partners
Amounts, full round histories and every co-investor in Socratic Partners' 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 |
|---|---|---|---|---|
| Delos Data develops systems and software for resilient data movement and interconnect for artificial intelligence | AI & Machine LearningEnterprise Software | Sept 2026Series C+ | Funding round | |
| Empower Semiconductor develops power delivery solutions for AI and HPC applications | AI & Machine LearningHuman Resources | Sept 2025Series A | Funding round | |
| Eridu AI develops networking technology for artificial intelligence applications | AI & Machine LearningCybersecurity | Mar 2026Series A | Page + round | |
| Ethernovia develops and provides networking infrastructure for intelligent machines and autonomous systems. | AI & Machine LearningRobotics & Hardware | Jan 2026Series B | Page + round | |
| nEye develops optical interconnects for AI data centers | AI & Machine LearningCybersecurity | Portfolio page | ||
| PicoJool provides connectivity solutions for AI and the Cloud using optical technology, specifically vertical cavity surface emitting lasers (VCSELs). | AI & Machine LearningCybersecurity | Sept 2026Series A | Page + round | |
| Polaris Electro-Optics develops optical interconnects for data transfer and computation using integrated photonics technology. | AI & Machine LearningCybersecurity | Sept 2026Series B | Funding round |
About this data
site last read 5 Nov 2026- Site
- socraticpartners.com
- Last read
- 5 Nov 2026
- Watching since
- 6 Nov 2026
- Rounds since
- 22 Sept 2025
- 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 Socratic Partners' profile as data
Pull Socratic Partners' 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/socraticpartners.com
# also
GET /v1/firms/socraticpartners.com/portfolio
GET /v1/firms/socraticpartners.com/coinvestors
GET /v1/firms/socraticpartners.com/news