Investors / United Kingdom / Rule30
Rule30
Venture capital · London, United Kingdom · Europe
Rule30 is a venture fund that uses an algorithmic decision engine to select early-stage founders. It invests in pre-seed and seed-stage startups across Europe and North America, typically writing checks of $100K to $200K.
Invests inAI & Machine Learning
In its own wordsaifintechhealth techenterprise ailogisticsrobotics
Your fit with Rule30
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See how your round matches what it backs, point by point.
Or find every investor that fitsRule30 lists 39 checked portfolio companies on its own site and is named in 7 funding rounds. Its most frequent entry is Seed, 71% of the companies with a known first round. Its largest themes are AI & Machine Learning (30%), Fintech (14%) and Enterprise Software (10%). 44% of its companies are based in United Kingdom. It invests most often alongside Pact, Antler and Blue Wire Capital.
Counts come from funding rounds that name Rule30, complete from mid-2025: earlier rounds appear only when they were reported later. Round amounts and full round histories are on Fundup AI.
Round figures show recent activity, not Rule30's whole history. Rounds on record name 7 companies; its own site lists 39. Funding rounds are complete from mid-2025, so counts and the yearly trend undercount a firm that invested before then. The portfolio, themes and places come from its own site and are not affected.
Entry stage
share of companies by the stage of its first roundShow as a table
| Value | |
|---|---|
| Pre-seed | 29% |
| Seed | 71% |
| 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 | 3 | 0 |
| '26 | 4 | 0 |
Investor profile
percentile among all firmsShow as a table
| Measure | Percentile of all firms | Value |
|---|---|---|
| Portfolio size | 77th | 39 companies |
| Recent activity | 82th | 4 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 | 53th | 30% in its largest sector |
| Reach | 88th | 7 countries |
Investment themes
share of its checked companiesThis firmAll checked companies
Show as a table
| This firm | All checked companies | |
|---|---|---|
| AI & Machine Learning | 30% | 18% |
| Fintech | 14% | 12% |
| Enterprise Software | 10% | 8% |
| Cybersecurity | 8% | 4% |
| Healthcare & Biotech | 6% | 15% |
| Robotics & Hardware | 5% | 1% |
| Consumer | 5% | 3% |
| Space & Defense | 3% | 3% |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| Pact | 3 |
| Antler | 2 |
| Blue Wire Capital | 2 |
| Osney Capital | 2 |
| Plug and Play | 2 |
| Transpose Platform | 2 |
| Vorwerk Ventures | 2 |
| 1984 Ventures | 1 |
Its portfolio companies
where they are based, and what their own sites showSite status
- Site answers39100%
- 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.
Co-investor network
who it backs companies with, and who they back togetherCompare Rule30 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 Rule30| Date | Company | Stage |
|---|---|---|
| 11 Nov 2026 | Pre-Seed | |
| 5 Nov 2026 | Seed | |
| 7 Jul 2026 | Pre-Seed | |
| 15 Oct 2025 | Seed | |
| 18 Aug 2025 | Seed | |
| 1 Jun 2025 | Seed |
Round details for Rule30
Amounts, full round histories and every co-investor in Rule30's rounds are on Fundup AI. VCinfo covers investors and their portfolios.
Portfolio
39 companies checked against their own sites| Company | What it does | Themes | First round with it | Evidence |
|---|---|---|---|---|
| 10-4 AI provides preventive maintenance and fleet maintenance software | AI & Machine LearningFintech | Portfolio page | ||
| Aug 2025Seed | Page + round | |||
| Amplibotics provides real-world manipulation data at scale for embodied AI | AI & Machine LearningRobotics & Hardware | Portfolio page | ||
| BrainGrid provides a platform for building applications, allowing users to plan and verify their projects before building them. | AI & Machine LearningSpace & Defense | Portfolio page | ||
| Emerge provides a privacy infrastructure that lets users bring their Google, Amazon, and Meta data into any AI product safely and on their terms. | Fintech | Portfolio page | ||
| Evolved Robotics is building the future of care across the globe by automating routine delivery and housekeeping in assisted living facilities with its robots | Healthcare & BiotechRobotics & Hardware | Portfolio page | ||
| Finaldose is a company involved in cancer therapy using DNA and programmability | Healthcare & Biotech | Portfolio page | ||
| Clera connects job candidates with startups and companies looking to hire | Human ResourcesAI & Machine Learning | Portfolio page | ||
| Materi builds monthly business reviews and provides AI agents for strategy and operations | AI & Machine LearningEnterprise Software | Portfolio page | ||
| The company provides vehicle logistics and moving services to various sectors, including dealers, rental companies, and corporate fleets. | Mobility & Logistics | Portfolio page | ||
| Portfolio page | ||||
| Gyre Energy develops and implements a platform that combines physics-based AI and thermal energy storage to reduce cooling costs for operators | EducationReal Estate & Construction | Jul 2026Pre-Seed | Page + round | |
| Helix provides voice verification services to confirm the age and identity of individuals | CybersecurityAI & Machine Learning | Nov 2026Pre-Seed | Page + round | |
| Hermetiq helps improve Bazel builds using build analytics and AI | AI & Machine LearningDeveloper Tools | Portfolio page | ||
| Jiro provides business loans with flexible terms and quick payouts | Fintech | Portfolio page | ||
| Ploy provides identity governance services, handling access requests, reviews, and revocations for its customers | CybersecurityEnterprise Software | Oct 2025Seed | Funding round | |
| Kiin Bio provides a platform for scientific research and analysis | Healthcare & Biotech | Jun 2025Seed | Page + round | |
| Lattice provides intelligent payments infrastructure for platforms and businesses. | Fintech | Portfolio page | ||
| Lemrock makes products visible and sellable in conversational environments, connecting brands to the AI ecosystem. | E-commerce & MarketplacesAI & Machine Learning | Portfolio page | ||
| Masterpiece Labs provides short term working capital to data vendors that sell training data, evaluation work, and reinforcement learning environments to frontier AI labs. | FintechAI & Machine Learning | Portfolio page |
About this data
site last read 7 Nov 2026- Site
- rule30.vc
- Last read
- 7 Nov 2026
- Watching since
- 7 Nov 2026
- Rounds since
- 1 Jun 2025
- Companies checked
- 39
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 Rule30's profile as data
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