Investors / United Kingdom / Pi Labs
Pi Labs
Venture capital · London, United Kingdom · Europe
Pi Labs is an early-stage venture capital firm based in London that backs founders building a digital and sustainable built world. It has made roughly 100 investments across 15 countries since 2015 and runs an accelerator alongside its funds.
Invests inReal Estate & ConstructionAI & Machine Learning
In its own wordsproptechconstruction techsustainabilityclimatebuilt environmentfuture of work
Your fit with Pi Labs
Four questions about your startup
See how your round matches what it backs, point by point.
Or find every investor that fitsPi Labs lists 61 checked portfolio companies on its own site and is named in 8 funding rounds, 4 of them as lead. Its most frequent entry is Seed, 63% of the companies with a known first round. Its largest themes are Real Estate & Construction (29%), AI & Machine Learning (19%) and Industrial & Manufacturing (9%). 50% of its companies are based in United Kingdom. It invests most often alongside The Conduit Connect, Antler and Suffolk Technologies.
Counts come from funding rounds that name Pi Labs, 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 Pi Labs' whole history. Rounds on record name 8 companies; its own site lists 61. 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 | 13% |
| Seed | 63% |
| Series A | 25% |
| 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 | 2 |
| '26 | 5 | 2 |
Investor profile
percentile among all firmsShow as a table
| Measure | Percentile of all firms | Value |
|---|---|---|
| Portfolio size | 88th | 60 companies |
| Recent activity | 86th | 5 rounds in 12 months |
| Early stage | 82th | 75% of entries at pre-seed or seed |
| Evidence | 80th | 12% of companies confirmed by a round |
| Sector focus | 48th | 29% in its largest sector |
| Reach | 98th | 13 countries |
Investment themes
share of its checked companiesThis firmAll checked companies
Show as a table
| This firm | All checked companies | |
|---|---|---|
| Real Estate & Construction | 29% | 3% |
| AI & Machine Learning | 19% | 18% |
| Industrial & Manufacturing | 9% | 7% |
| Enterprise Software | 9% | 8% |
| Education | 8% | 7% |
| Fintech | 6% | 12% |
| Legal & Compliance | 4% | 2% |
| Consumer | 4% | 3% |
Invests most often with
firms sharing its portfolio companiesShow as a table
| Share | |
|---|---|
| The Conduit Connect | 5 |
| Antler | 4 |
| Suffolk Technologies | 4 |
| Argonautic Ventures | 3 |
| Haatch | 3 |
| Y Combinator | 3 |
| noa | 3 |
| AENU | 2 |
Its portfolio companies
where they are based, and what their own sites showSite status
- Site answers6098%
- No longer answers00%
- Points to another company12%
- 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 The Conduit Connect
Compare Pi Labs head to head
portfolio size, rounds, entry stages, themes and the companies both backThree or more firms at once: portfolio overlap.
Funds
from public registers and its siteRecent portfolio activity
when companies last raised with Pi Labs| Date | Company | Stage |
|---|---|---|
| 8 Sept 2026 | Pre-Seed | |
| 8 Jun 2026 | Seed Led | |
| 7 Apr 2026 | Seed | |
| 1 Apr 2026 | Seed Led | |
| 16 Jan 2026 | Series A | |
| 17 Sept 2025 | Series A | |
| 11 Jun 2025 | Seed Led | |
| 3 Mar 2025 | Seed Led |
Round details for Pi Labs
Amounts, full round histories and every co-investor in Pi Labs' rounds are on Fundup AI. VCinfo covers investors and their portfolios.
Portfolio
61 companies checked against their own sites| Company | What it does | Themes | First round with it | Evidence |
|---|---|---|---|---|
| The company provides predictive maintenance solutions for indoor environments using artificial intelligence and automation | Real Estate & ConstructionAI & Machine Learning | Portfolio page | ||
| Adeptmind uses Gen AI to solve retail challenges, including merchandising, personalization, and product discovery | AI & Machine LearningE-commerce & Marketplaces | Portfolio page | ||
| Airly provides an end-to-end air quality monitoring solution to help local governments and regulated sectors meet air quality requirements. | Healthcare & BiotechSpace & Defense | Portfolio page | ||
| Airmo designs, builds, and operates methane monitoring tools for continuous emissions monitoring | EducationEducation | Portfolio page | ||
| Alrik is the AI platform for construction supply chains. | AI & Machine LearningIndustrial & Manufacturing | Portfolio page | ||
| The company provides a training platform for high-stakes workplace conversations using ultra-realistic AI conversation simulations | AI & Machine LearningEducation | Portfolio page | ||
| Aprao develops software for property development appraisal and financial modeling | Real Estate & Construction | Portfolio page | ||
| Artic provides a live factory status board to help run factories better | Industrial & Manufacturing | Portfolio page | ||
| AutoSitu provides an AI operating system for the built world, connecting site feasibility, design review, and construction processes into one system. | Real Estate & ConstructionAI & Machine Learning | Portfolio page | ||
| Bite provides artificial intelligence infrastructure for construction contractors to manage risks and pricing in building projects | AI & Machine LearningReal Estate & Construction | Portfolio page | ||
| Built-ID is a software company that enables decision makers to deliver more socially impactful and sustainable places, using its digital community and occupier engagement platform | Real Estate & Construction | Portfolio page | ||
| Companion.energy provides a platform for smarter energy management for complex environments | EducationIndustrial & Manufacturing | Jun 2026Seed | Page + round | |
| CompliMind is the AI compliance platform for highly regulated estates. | AI & Machine LearningReal Estate & Construction | Portfolio page | ||
| Conduit Ai provides AI agents for hospitality to handle guest messages, calls, and operations | AI & Machine LearningLegal & Compliance | Portfolio page | ||
| Contilio provides a 3D AI analytics platform for construction sites to turn site data into real-time insights | Real Estate & Construction | Portfolio page | ||
| ConWize provides construction estimating, procurement, and bidding software | Real Estate & ConstructionEnterprise Software | Portfolio page | ||
| The company provides AI solutions to automate construction processes and extract insights from unstructured data. | AI & Machine LearningReal Estate & Construction | Apr 2026Seed | Page + round | |
| The company provides third-party risk intelligence services to help organizations discover, assess, and respond to risks associated with their third-party vendors and suppliers. | CybersecurityEnterprise Software | Portfolio page | ||
| Demand Logic provides a software tool that offers live intelligence on how a building operates | Real Estate & ConstructionEnterprise Software | Portfolio page | ||
| Elyos provides AI agents for field services and trades to automate customer service and business processes. | AI & Machine LearningEnterprise Software | Jan 2026Series A | Page + round |
About this data
site last read 5 Nov 2026- Site
- pilabs.vc
- Last read
- 5 Nov 2026
- Watching since
- 5 Nov 2026
- Rounds since
- 3 Mar 2025
- Companies checked
- 61
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.
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