PT1
PT1 is an independent venture capital firm based in Berlin, Germany, specializing in pre-seed and seed investments in transformative real asset technologies. The firm targets startups that are positioned to address the significant challenges arising from the scarcity of natural resources and the evolving demands in real estate, infrastructure, and energy sectors. By leveraging a proprietary AI-enabled deal flow database, PT1 identifies and supports innovations in real assets that align with current megatrends. The firm boasts a pan-European team comprised of entrepreneurs and experienced venture partners, bringing together diverse expertise from successful founders to industry veterans. This collaborative environment fosters a wealth of knowledge and connections, enhancing PT1's ability to nurture impactful startups. Additionally, PT1 is part of the ERIC Group, a collective that includes high-net-worth individuals, entrepreneurs, and forward-thinking investors, all of whom seek to achieve financial returns while gaining insights and access to data and technology that can aid their own transformational efforts.
Top Stages
38 past transactions
Beagle Systems
Seed Round in 2025
Beagle Systems, based in Hamburg, Germany, specializes in on-demand aerial data services using a fleet of long-range drones. The company addresses the limitations of existing satellite imagery, which often lacks resolution, and the high costs associated with local airplane or drone footage. By establishing a global network of drones and supporting charging stations, Beagle Systems enables efficient and rapid delivery of data and goods over long distances. The drones and their accompanying infrastructure are designed for durability, ensuring safe operations over extended periods. With a dedicated piloting team supervising each operation, Beagle Systems aims to minimize risk and operational expenses while providing timely aerial solutions to its clients.
Installer
Seed Round in 2025
Installer operates as a renewable tech installation company.
Gendo
Seed Round in 2024
Gendo is a browser-based application that supports designers by rapidly generating images from their designs, streamlining the creative process. By utilizing generative AI and machine learning, Gendo significantly reduces rendering times, allowing professional artists to create realistic and diverse scenes in minutes instead of hours. The platform eliminates the necessity for costly software licenses and high-end hardware, making advanced design capabilities more accessible to a wider range of users, including architects and visual effects artists. Through its innovative technology, Gendo transforms traditional workflows, enabling users to focus on their creativity rather than time-consuming manual processes.
Voltfang
Series A in 2024
Voltfang specializes in developing home storage solutions for private residences using recycled traction batteries. The company repurposes used electric vehicle batteries, which have reached the end of their life in cars, into stationary battery storage systems. This approach not only extends the lifespan of these batteries but also creates a decentralized storage network. Voltfang's systems are designed to optimize energy balance and stabilize the grid through peak shaving or load shifting, enabling clients to reduce their ecological footprint and promote environmental conservation.
Climate X
Series A in 2024
Climate X is a global climate physical risk data analytics company that specializes in climate risk management services. The firm provides tools to project and predict the impacts of climate change and extreme weather events by integrating climate models with current real-world data. Through its physical modeling capabilities, Climate X enables businesses and governments to anticipate regulatory requirements and adapt to evolving climate-related challenges. Its clientele includes prominent financial institutions in sectors such as banking, real estate, and insurance, highlighting its relevance in a rapidly changing climate landscape.
Terra One
Seed Round in 2024
Terra One specializes in the development and operation of large-scale battery storage systems aimed at stabilizing the power grid and promoting renewable energy. The company offers a climate neutrality platform that focuses on creating customized energy storage solutions from initial conception to full implementation. This approach enables property owners to generate passive income by leveraging their space for energy storage applications. Through its innovative strategies, Terra One contributes to the advancement of sustainable energy practices and enhances the reliability of energy supply systems.
Greenworkx
Pre Seed Round in 2024
Greenworkx is a climate EdTech startup focused on addressing the green skills crisis and building a workforce capable of achieving net-zero goals. The company has developed a platform that facilitates job discovery, training, and role-matching for individuals seeking green careers. By connecting training providers with talent, Greenworkx helps to create a robust pipeline of skilled professionals for the green job market. Additionally, the platform enhances the employer branding of companies that prioritize sustainability, enabling them to meet their resource and hiring needs while advancing the green transition. Through its innovative approach, Greenworkx aims to equip the next generation with the skills necessary to thrive in an evolving economy centered around sustainability.
42 Watt
Seed Round in 2024
42Watt is a cleantech company focused on helping building owners achieve climate neutrality by providing innovative solutions for energy efficiency. The company offers a range of services including the installation of high-insulation windows and doors, as well as insulation for facades, roofs, and ceilings. By improving energy efficiency, 42Watt aims to reduce energy costs and carbon dioxide emissions, making home renovations easier, faster, and more sustainable for homeowners. The company's commitment to revolutionizing the construction industry reflects its active stance against climate change.
NeoCarbon
Seed Round in 2023
NeoCarbon is a climate technology firm focused on reversing climate change by significantly reducing the costs associated with Direct Air Capture. The company leverages existing infrastructure, specifically cooling towers across Europe, to implement carbon capture systems. By retrofitting these structures without disrupting their original functions, NeoCarbon enhances the efficiency of setting up carbon capture technology, achieving improvements in both time and cost by up to tenfold. This innovative approach positions NeoCarbon as a key player in making sustainable air purification solutions accessible to a broader market, ultimately contributing to a cleaner environment.
Autarc
Pre Seed Round in 2023
Autarc is a developer of an operating system specifically designed for heating, ventilation, and air conditioning (HVAC) installers in Europe, focusing on the optimization of heat pump installations. The company leverages advanced technologies, including LiDAR and artificial intelligence, to streamline the installation process, effectively reducing project times by up to 50%. By qualifying leads and simplifying the design of HVAC systems, Autarc enhances the efficiency of installers, allowing them to increase their capacity for deploying heat pumps. This initiative is part of a broader goal to address the significant contribution of heating to Europe's carbon emissions, positioning Autarc at the forefront of the transition to low carbon homes.
42 Watt
Seed Round in 2023
42Watt is a cleantech company focused on helping building owners achieve climate neutrality by providing innovative solutions for energy efficiency. The company offers a range of services including the installation of high-insulation windows and doors, as well as insulation for facades, roofs, and ceilings. By improving energy efficiency, 42Watt aims to reduce energy costs and carbon dioxide emissions, making home renovations easier, faster, and more sustainable for homeowners. The company's commitment to revolutionizing the construction industry reflects its active stance against climate change.
ecoworks
Series A in 2023
Ecoworks GmbH is a Berlin-based construction and geothermal company that specializes in climate-neutral renovations and modernizations for multi-family apartment buildings, typically up to four floors. The company focuses on the renewal of facades, roofs, windows, and basement insulation, utilizing industrial pre-fabrication and digital processes to complete projects efficiently within a few weeks. Ecoworks also provides renewable energy solutions, supplying heat and electricity from solar systems installed on rooftops. Through its comprehensive services, which include planning, construction management, and the implementation of energy meters, Ecoworks enables property owners to achieve net-zero modernization, ensuring environmentally friendly living spaces while meeting the energy needs of tenants.
Voltfang
Seed Round in 2023
Voltfang specializes in developing home storage solutions for private residences using recycled traction batteries. The company repurposes used electric vehicle batteries, which have reached the end of their life in cars, into stationary battery storage systems. This approach not only extends the lifespan of these batteries but also creates a decentralized storage network. Voltfang's systems are designed to optimize energy balance and stabilize the grid through peak shaving or load shifting, enabling clients to reduce their ecological footprint and promote environmental conservation.
Desana
Seed Round in 2023
Desana specializes in transforming how global employers manage workspace for their employees. The company provides a platform that integrates flexible workspace solutions worldwide with internal desk and meeting room booking systems. This approach reduces dependence on long-term leases and enhances flexibility for teams. Desana's platform aims to increase occupancy, revenue, and new leads by sharing spaces with freelancers, ultimately helping clients reduce operating costs and support remote work.
42 Watt
Seed Round in 2023
42Watt is a cleantech company focused on helping building owners achieve climate neutrality by providing innovative solutions for energy efficiency. The company offers a range of services including the installation of high-insulation windows and doors, as well as insulation for facades, roofs, and ceilings. By improving energy efficiency, 42Watt aims to reduce energy costs and carbon dioxide emissions, making home renovations easier, faster, and more sustainable for homeowners. The company's commitment to revolutionizing the construction industry reflects its active stance against climate change.
Seniovo
Venture Round in 2022
Seniovo GmbH, founded in 2015 and based in Berlin, Germany, specializes in creating bathroom solutions tailored for elderly and disabled individuals. The company manufactures a range of products, including bathtubs, bath doors, and showers, designed to enhance accessibility and safety. In addition to its product offerings, Seniovo provides home renovation services that focus on barrier-free structural alterations and living space adjustments. The company employs smart home technologies to improve mobility for seniors, ensuring that necessary modifications can be executed efficiently. By offering targeted advice and digitalizing the application process, Seniovo facilitates the implementation of age-appropriate renovations, often without requiring additional private funds. Through its services, Seniovo aims to help customers maintain their independence and stay in their homes comfortably.
ecoworks
Convertible Note in 2022
Ecoworks GmbH is a Berlin-based construction and geothermal company that specializes in climate-neutral renovations and modernizations for multi-family apartment buildings, typically up to four floors. The company focuses on the renewal of facades, roofs, windows, and basement insulation, utilizing industrial pre-fabrication and digital processes to complete projects efficiently within a few weeks. Ecoworks also provides renewable energy solutions, supplying heat and electricity from solar systems installed on rooftops. Through its comprehensive services, which include planning, construction management, and the implementation of energy meters, Ecoworks enables property owners to achieve net-zero modernization, ensuring environmentally friendly living spaces while meeting the energy needs of tenants.
Beanstock
Series A in 2022
Beanstock is a company focused on transforming real estate investment through a digital platform that simplifies the process for individual investors. It operates an online marketplace in Europe dedicated to buying, managing, and selling rental investment properties. By providing an end-to-end service, Beanstock evaluates buy-to-let properties based on projected returns and equips users with essential tools and information for successful investing. This includes features for property search, mortgage applications, and property management, allowing investors to effectively manage their real estate investments.
NeoCarbon
Pre Seed Round in 2022
NeoCarbon is a climate technology firm focused on reversing climate change by significantly reducing the costs associated with Direct Air Capture. The company leverages existing infrastructure, specifically cooling towers across Europe, to implement carbon capture systems. By retrofitting these structures without disrupting their original functions, NeoCarbon enhances the efficiency of setting up carbon capture technology, achieving improvements in both time and cost by up to tenfold. This innovative approach positions NeoCarbon as a key player in making sustainable air purification solutions accessible to a broader market, ultimately contributing to a cleaner environment.
FloodFlash
Series A in 2022
FloodFlash, established in 2016 and headquartered in London, specializes in tech-enabled flood insurance. It offers instant-settlement coverage using IoT flood sensors, triggered by specific water depth levels. This parametric insurance model, first introduced to the mass market by FloodFlash, provides protection to those traditionally underserved by the insurance industry. The company combines computer models, cloud software, and IoT sensors to deliver fair, inclusive, and transparent flood insurance, with claims paid out instantly upon detection of flooding. FloodFlash is a registered coverholder at Lloyd's of London and is authorized and regulated by the Financial Conduct Authority.
PlanRadar
Series B in 2022
PlanRadar GmbH is a software company that specializes in providing a documentation and defect management application tailored for the construction and real estate industries. Founded in 2013 and headquartered in Vienna, Austria, with additional offices in London, Zagreb, and Sunnyvale, the company offers a SaaS solution that facilitates the recording, documentation, communication, and tracking of tasks and defects. The platform enables users, including contractors, facility managers, architects, and engineers, to efficiently manage project-related information directly from their smartphones or tablets, thus enhancing real-time collaboration among project stakeholders. With over 7,000 customers and more than 60,000 users across 45 countries, PlanRadar's tools are designed to streamline processes and improve productivity, allowing users to save significant time on their projects.
Kollabo
Seed Round in 2021
Kollabo is a specialized platform designed to streamline the job search process for skilled blue-collar workers, particularly in the construction sector. By leveraging a vast network of temporary offices and a qualified team, Kollabo effectively connects job seekers with staffing agencies and employers. The platform features a searchable database of construction jobs, allowing users to create profiles, upload resumes, and apply directly for positions. Additionally, it offers job alerts to keep users informed about new opportunities. Kollabo's goal is to simplify the recruitment process, ensuring a seamless experience for all stakeholders involved.
Wunderflats
Series C in 2021
Wunderflats GmbH is a Berlin-based company that operates an online platform facilitating the search and rental of furnished apartments across major German cities, including Berlin, Munich, Hamburg, Frankfurt, Düsseldorf, and Cologne. Founded in 2014, Wunderflats connects tenants, landlords, and companies, creating a streamlined and convenient experience for renting furnished accommodations. The platform caters to various housing needs, including family homes, business apartments, and student housing, thus providing a comprehensive housing ecosystem that simplifies the renting process for clients.
Desana
Seed Round in 2021
Desana specializes in transforming how global employers manage workspace for their employees. The company provides a platform that integrates flexible workspace solutions worldwide with internal desk and meeting room booking systems. This approach reduces dependence on long-term leases and enhances flexibility for teams. Desana's platform aims to increase occupancy, revenue, and new leads by sharing spaces with freelancers, ultimately helping clients reduce operating costs and support remote work.
Inpera
Seed Round in 2020
Inpera GmbH is a Berlin-based company that operates a comprehensive procurement platform tailored for the construction industry. Founded in 2017, Inpera connects manufacturers and distributors of various construction products with contractors, facilitating the procurement process. The platform accommodates a wide range of products, including drywall, insulation materials, tiles, paints, masonry, plasters, roofing materials, and electrical engineering products, as well as hardware such as locks and fittings. Inpera aims to streamline the entire value chain in construction through innovative digital solutions and consulting services, aiding clients in transitioning to a more digital business model. The company underwent a significant pivot in 2019, reshaping its management and strategic direction to enhance its offerings in the procurement space.
ecoworks
Seed Round in 2020
Ecoworks GmbH is a Berlin-based construction and geothermal company that specializes in climate-neutral renovations and modernizations for multi-family apartment buildings, typically up to four floors. The company focuses on the renewal of facades, roofs, windows, and basement insulation, utilizing industrial pre-fabrication and digital processes to complete projects efficiently within a few weeks. Ecoworks also provides renewable energy solutions, supplying heat and electricity from solar systems installed on rooftops. Through its comprehensive services, which include planning, construction management, and the implementation of energy meters, Ecoworks enables property owners to achieve net-zero modernization, ensuring environmentally friendly living spaces while meeting the energy needs of tenants.
Archilyse
Series A in 2020
Archilyse AG is a Zurich-based software company founded in 2017 that specializes in numeric architectural analysis. The firm offers a Software-as-a-Service solution that enables real estate professionals, including portfolio managers and developers, to analyze and optimize various processes throughout the real estate lifecycle. Archilyse's software converts 2D floor plans into 3D models and utilizes a range of simulations—such as view, geometrical, connectivity, and physical analysis—to derive valuable insights about architectural quality. The application allows users to visualize data through heatmaps and export key performance metrics for further analysis. By addressing the information imbalance in the real estate sector, Archilyse enhances the decision-making capabilities of its clients, promoting a more data-driven approach to property evaluation and portfolio management.
Wunderflats
Venture Round in 2020
Wunderflats GmbH is a Berlin-based company that operates an online platform facilitating the search and rental of furnished apartments across major German cities, including Berlin, Munich, Hamburg, Frankfurt, Düsseldorf, and Cologne. Founded in 2014, Wunderflats connects tenants, landlords, and companies, creating a streamlined and convenient experience for renting furnished accommodations. The platform caters to various housing needs, including family homes, business apartments, and student housing, thus providing a comprehensive housing ecosystem that simplifies the renting process for clients.
Thing Technologies
Series A in 2019
Thing Technologies GmbH, founded in 2015 and headquartered in Frankfurt am Main, Germany, specializes in developing a cloud-based digitization platform known as Thing-it. This platform provides solutions for the commercial real estate sector, encompassing a variety of applications such as building information management (BIM), indoor positioning and tracking, energy management, and user management. Its technology supports a wide range of environments, including office buildings, co-working spaces, hotels, residential complexes, trade fairs, data centers, airports, shopping centers, and assisted living facilities. With an additional office located in Brooklyn, New York, Thing Technologies aims to enhance operational efficiency and user experience within these diverse settings.
Building Radar
Series A in 2019
Building Radar GmbH operates a data analysis platform that enables suppliers and service providers to identify building projects globally. Founded in 2014 and headquartered in Munich, Germany, the company leverages artificial intelligence to continuously search the internet for real-time data on all phases of planning and construction. This technology allows customers to discover new and existing construction projects ahead of their competitors, providing them with opportunities to engage early and enhance their profit margins. Building Radar's client base includes a diverse range of companies involved in the construction industry, from concrete manufacturers to interior design solution providers, all benefiting from access to comprehensive project information.
Seniovo
Series A in 2019
Seniovo GmbH, founded in 2015 and based in Berlin, Germany, specializes in creating bathroom solutions tailored for elderly and disabled individuals. The company manufactures a range of products, including bathtubs, bath doors, and showers, designed to enhance accessibility and safety. In addition to its product offerings, Seniovo provides home renovation services that focus on barrier-free structural alterations and living space adjustments. The company employs smart home technologies to improve mobility for seniors, ensuring that necessary modifications can be executed efficiently. By offering targeted advice and digitalizing the application process, Seniovo facilitates the implementation of age-appropriate renovations, often without requiring additional private funds. Through its services, Seniovo aims to help customers maintain their independence and stay in their homes comfortably.
Wunderflats
Series B in 2019
Wunderflats GmbH is a Berlin-based company that operates an online platform facilitating the search and rental of furnished apartments across major German cities, including Berlin, Munich, Hamburg, Frankfurt, Düsseldorf, and Cologne. Founded in 2014, Wunderflats connects tenants, landlords, and companies, creating a streamlined and convenient experience for renting furnished accommodations. The platform caters to various housing needs, including family homes, business apartments, and student housing, thus providing a comprehensive housing ecosystem that simplifies the renting process for clients.
Architrave
Series B in 2019
Architrave GmbH is a Berlin-based company founded in 2012 that specializes in real estate asset management through a digital platform. The company focuses on transforming traditional document and data management processes by leveraging machine learning algorithms to extract and process relevant information from documents. This approach allows asset managers to shift from handling physical documents to making informed, data-driven decisions. Architrave's platform is designed to streamline operations, reduce inefficiencies, and address issues related to non-standardized data, ultimately enabling asset managers to concentrate on managing their assets more effectively.
Archilyse
Seed Round in 2018
Archilyse AG is a Zurich-based software company founded in 2017 that specializes in numeric architectural analysis. The firm offers a Software-as-a-Service solution that enables real estate professionals, including portfolio managers and developers, to analyze and optimize various processes throughout the real estate lifecycle. Archilyse's software converts 2D floor plans into 3D models and utilizes a range of simulations—such as view, geometrical, connectivity, and physical analysis—to derive valuable insights about architectural quality. The application allows users to visualize data through heatmaps and export key performance metrics for further analysis. By addressing the information imbalance in the real estate sector, Archilyse enhances the decision-making capabilities of its clients, promoting a more data-driven approach to property evaluation and portfolio management.
Seniovo
Seed Round in 2018
Seniovo GmbH, founded in 2015 and based in Berlin, Germany, specializes in creating bathroom solutions tailored for elderly and disabled individuals. The company manufactures a range of products, including bathtubs, bath doors, and showers, designed to enhance accessibility and safety. In addition to its product offerings, Seniovo provides home renovation services that focus on barrier-free structural alterations and living space adjustments. The company employs smart home technologies to improve mobility for seniors, ensuring that necessary modifications can be executed efficiently. By offering targeted advice and digitalizing the application process, Seniovo facilitates the implementation of age-appropriate renovations, often without requiring additional private funds. Through its services, Seniovo aims to help customers maintain their independence and stay in their homes comfortably.
Inpera
Seed Round in 2018
Inpera GmbH is a Berlin-based company that operates a comprehensive procurement platform tailored for the construction industry. Founded in 2017, Inpera connects manufacturers and distributors of various construction products with contractors, facilitating the procurement process. The platform accommodates a wide range of products, including drywall, insulation materials, tiles, paints, masonry, plasters, roofing materials, and electrical engineering products, as well as hardware such as locks and fittings. Inpera aims to streamline the entire value chain in construction through innovative digital solutions and consulting services, aiding clients in transitioning to a more digital business model. The company underwent a significant pivot in 2019, reshaping its management and strategic direction to enhance its offerings in the procurement space.
Simplifa
Seed Round in 2018
Simplifa GmbH is a Berlin-based elevator management company that specializes in optimizing the operations of elevator systems for real estate owners in Germany. Founded in 2013, Simplifa provides a comprehensive range of services, including the bundling of service contracts, digitization of documents, and process analysis. The company leverages smart building technologies and the Internet of Things to manage over 1,000 elevator systems, addressing the high operational and maintenance costs that often burden property owners. Simplifa serves as a central point of contact between owners and elevator service companies, facilitating negotiations and ensuring compliance with maintenance obligations. By implementing innovative solutions, such as 360-degree inspections to create virtual "elevator twins," Simplifa enhances the efficiency of repairs and maintenance while aiming to reduce operating costs by approximately 30%. The company's future developments include real-time data transmission for predictive maintenance, further minimizing downtimes and improving overall elevator reliability.
Ontik
Ontik is a provider of a modern payment platform designed to enhance the trade credit experience for merchants. The company focuses on automating critical credit processes to alleviate administrative burdens, allowing for real-time reporting and timely payments. By employing advanced credit technology and real-time risk assessment, Ontik aims to reduce credit risk and associated costs for businesses. Its platform offers a range of trading services, including trade account creation, cash flow management, portfolio management, and payment processing, thereby enabling merchants to optimize their trade credit programs and improve overall financial performance.
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