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PT1 (PropTech1 Ventures)

PT1 (PropTech1 Ventures)

Berlin, Germany·Founded 2018··pt1.vc

PT1, formerly PropTech1 Ventures, is a Berlin-based early-stage venture capital firm founded in 2018 by Nikolas Samios and Anja Rath, investing pre-seed and seed capital in technologies transforming the built and physical world across three clusters: electrification and energy transition, built-world AI and automation, and climate and infrastructure resilience. It runs a Berlin and London platform, writes initial tickets of roughly EUR 0.3m to EUR 4m, and closed Fund I at EUR 50m and a first close of Fund II at EUR 44m against a EUR 100m target.

AUM
€94M
Funds
2
vintages 2018–2022
Portfolio
22
Exits
5

Key facts

HQBerlin, Germany
Founded2018
Websitept1.vc

Recent exits

42Watt
42Watt
Energy2026 · 3yr hold
Thing-it
Software2026 · 7yr hold
FloodFlash
FloodFlash
Fintech2025 · 3yr hold
Kollabo
Kollabo
Business Services2025 · 4yr hold

Coverage notes

2 funds tracked, 27 portfolio companies (22 active · 5 realized). Verified weekly from public filings and deal announcements.

Sector breakdown

27 companies
Software
11 · 41%
Energy
7 · 26%
Business Services
5 · 19%
Fintech
3 · 11%
Consumer
1 · 4%

Funds & portfolio

Every fund PT1 (PropTech1 Ventures) has raised, with its portfolio companies. Hand-checked from public filings.

2 funds
PT1 Fund IIVC
2022 · 4yr€44M16 active · 2 realized

Unrealized

16 held
Arctis AIActive
SoftwareGermany· Entry 2026
AutarcActive
SoftwareGermany· Entry 2023
Business ServicesGermany· Entry 2025
Beanstock
BeanstockActive
FintechFrance· Entry 2022
Climate XActive
SoftwareUnited Kingdom· Entry 2024
GendoActive
SoftwareUnited Kingdom· Entry 2024
Greenworkx
GreenworkxActive
Business ServicesUnited Kingdom· Entry 2023
InstallerActive
EnergyNorway· Entry 2025
EnergyUnited Kingdom· Entry 2024
NeoCarbon
NeoCarbonActive
EnergyGermany· Entry 2022
Ontik
OntikActive
FintechUnited Kingdom· Entry 2025
PlanRadar
PlanRadarActive
SoftwareAustria· Entry 2022
ScyAIActive
SoftwareSwitzerland· Entry 2026
Terra OneActive
EnergyGermany· Entry 2024
TUALActive
EnergyUnited Kingdom· Entry 2026
Voltfang
VoltfangActive
EnergyGermany· Entry 2023

Realized

2 exits
42Watt
42WattExited 2026
EnergyGermany· Entry 2023
Trade Saleto
FloodFlash
FloodFlashExited 2025
FintechUnited Kingdom· Entry 2022
Trade Saleto
PropTech1 Ventures Fund IVC
2018 · 8yr€50M6 active · 3 realized

Unrealized

6 held
Architrave
ArchitraveActive
SoftwareGermany· Entry 2019
SoftwareGermany· Entry 2020
Desana
DesanaActive
SoftwareUnited Kingdom· Entry 2021
ecoworks
ecoworksActive
Business ServicesGermany· Entry 2020
MazeMap
MazeMapActive
SoftwareNorway· Entry 2026
Wunderflats
WunderflatsActive
ConsumerGermany· Entry 2019

Realized

3 exits
Kollabo
KollaboExited 2025
Business ServicesSwitzerland· Entry 2021
Trade Saleto
SeniovoExited 2023
Business ServicesGermany· Entry 2019
Trade Saleto
Thing-itExited 2026
SoftwareGermany· Entry 2019
Trade Saleto
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Investment team

Senior partners. Hand-checked from public filings and the firm's own site.

Nikolas Samios
Managing Partner
Anja Rath
Managing Partner
Konstantinos Matsoukas
Partner
Burhan Pisavadi
Managing Director UK

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Last updated July 2026 · Sourced from public filings · Report an issue