# PT1 Ventures: portfolio, investments and team > PT1 Ventures is a vc firm based in Germany. 6 investments on record, 1 in the last 12 months, latest Sept 2026. Portfolio, stages, co-investors and team. Source: https://millionrounds.com/fund/pt1-ventures (Millionrounds; every figure on the page links to its filing or article) Germany · [Investor](https://millionrounds.com/investors) # PT1 Ventures Last cheque observed Sep 2026; 6 cheques on record. Deploying now VC firm Pre-seed Seed Series A Renewable Solar Battery Deploying now **100%** of best year **1** **cheques in 12 months**, 6 on record Since the last cheque **35** days **00** hrs **00** min **00** sec Median round **$4.3M** Cheque size, as they say **$300K – $4.0M** Rounds led **2 of 6** Sole investor **1 rounds** Mostly in **Germany, 67%** Pitch PT1 Ventures ## PT1 Ventures highlights - 01 1 cheques in the last 12 months - 02 Mostly Seed and Series A: 100% of its rounds - 03 Sole investor in 1 rounds, median $2.3M ## What they do > PT1 Ventures is a European VC fund backing founders who upgrade the physical world. From their own website - **Type:** VC firm (from a list, unverified) - **Cheque size:** $300K – $4.0M as they say - **Stages:** Pre-seed Seed Series A - **Sectors:** Renewable Solar Battery - **Based in:** Berlin, Germany - **Cold pitches:** Accepted ## The record Every round we can evidence, newest first **6 appearances** - **2026** 1 round - **Sept** **[Metris Energy](https://millionrounds.com/company/metris-energy)** Seed · GB · EU-Startups **$5.0M** *Led* - **2025** 1 round - **May** **[Ontik](https://millionrounds.com/company/ontik)** Seed · GB · Silicon Canals **$3.7M** With 9 others - **2019** 4 rounds - **Sept** **[Building Radar](https://millionrounds.com/company/building-radar)** Series A · DE · Tech.eu **$5.5M** *Led* - **Jul** **[Seniovo](https://millionrounds.com/company/seniovo)** Series A · DE · EU-Startups **$2.2M** With 2 others - **Jul** **[Wunderflats](https://millionrounds.com/company/wunderflats)** DE · Tech.eu **$9.0M** With 3 others - **Feb** **[Architrave](https://millionrounds.com/company/architrave)** DE · FinSMEs **$2.3M** Sole investor An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor. ## The team We hold **8** people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them. ## What they claim to have backed From their own portfolio page (on their website) **19** of 33 we have independently watched raise [Architrave](https://millionrounds.com/company/architrave)[Autarc](https://millionrounds.com/company/autarc)[Beaglesystems](https://millionrounds.com/company/beagle-systems)[Beanstock](https://millionrounds.com/company/beanstock)[Buildingradar](https://millionrounds.com/company/building-radar)[Desana](https://millionrounds.com/company/desana)[Ecoworks](https://millionrounds.com/company/ecoworks)[Floodflash](https://millionrounds.com/company/floodflash)[Gendo](https://millionrounds.com/company/gendo)[Greenworkx](https://millionrounds.com/company/greenworkx)[Kollabo](https://millionrounds.com/company/kollabo)[Metrisenergy](https://millionrounds.com/company/metris-energy)[Neocarbon](https://millionrounds.com/company/neocarbon)[Ontik](https://millionrounds.com/company/ontik)[Planradar](https://millionrounds.com/company/planradar)[Seniovo](https://millionrounds.com/company/seniovo)[Toggle](https://millionrounds.com/company/toggle)[Voltfang](https://millionrounds.com/company/voltfang)[Wunderflats](https://millionrounds.com/company/wunderflats) 42watt Arctisai Askvinny Backedbyample Bite Go-kelvin Installer Mazemap Non-profit think tank HEAT.VC Offeri Redoxion Terra Thing-it Us15 Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded. ## The cheque Pre-seed Seed Series A Median round joined **$4.3M** the round, not its cheque Alone, median **$2.3M** Led 2 of 6 rounds **33%** - **Said size:** $300K – $4.0M - **Sole investor:** 1 rounds - **Last cheque:** Sept 2026 Rounds by stage said on their site - Seed said *2* - Series A said *2* - Pre-seed said *-* Cheques by month Led Joined Nov 2023 Oct 2026 Often in the room with - [Plug and Play](https://millionrounds.com/fund/plug-and-play) 2 **Pitching PT1 Ventures?** Put them on your fundraising board with this record on the card, and follow them to hear when they write a new cheque. Add to your CRM *→* ## Who they invest alongside The investors most often in the same rounds as PT1 Ventures. A count of rooms they were both in, not a relationship either has claimed. [**Plug and Play** Accelerator **2** rounds together](https://millionrounds.com/fund/plug-and-play) ## Recently backed The latest companies PT1 Ventures put money into. [**Metris Energy** $5.0M · Sept 2026](https://millionrounds.com/company/metris-energy)[**Ontik** $3.7M · May 2025](https://millionrounds.com/company/ontik)[**Building Radar** $5.5M · Sept 2019](https://millionrounds.com/company/building-radar)[**Seniovo** $2.2M · Jul 2019](https://millionrounds.com/company/seniovo)[**Wunderflats** $9.0M · Jul 2019](https://millionrounds.com/company/wunderflats)[**Architrave** $2.3M · Feb 2019](https://millionrounds.com/company/architrave) ## Quick answers about PT1 Ventures ### What does PT1 Ventures invest in? PT1 Ventures invests most often at Seed and Series A (100% of the rounds on record), in sectors such as Renewable, Solar and Battery. ### How active is PT1 Ventures? 6 investments on record, 1 of them in the last 12 months, and it led 2. The most recent was in Sept 2026. ### What has PT1 Ventures invested in recently? Its most recent investments on record: Metris Energy (Seed, Sept 2026), Ontik (Seed, May 2025) and Building Radar (Series A, Sept 2019). ### How big are PT1 Ventures's cheques? The median round it joins is $4.3M. It says it writes cheques of $300K to $4.0M. ### Does PT1 Ventures lead rounds? Yes: it led 2 of its 6 investments on record (33%). ### Where does PT1 Ventures invest? Most of the companies it backs are in Germany (67%) and the United Kingdom (33%). ### Is PT1 Ventures investing now? Yes: it is actively investing, with 1 investments in the last 12 months. ### Who does PT1 Ventures invest alongside? Most often Plug and Play (2 rounds together). ## Raising now? Find the investors who back rounds like yours, and keep every conversation on one fundraising board. Find similar investorsOpen your CRM Built from the rounds we watched, its filings and its own website, refreshed every night. 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