BitStone Capital

node.energy GmbH, established in Frankfurt am Main, Germany in 2016, specializes in providing Software-as-a-Service (SaaS) solutions for optimizing local energy microgrids. The company's flagship product, opti.node, enables industrial and commercial entities with on-site power generation to reduce energy costs and carbon footprint by offering regulatory and commercial management tools. node.energy caters primarily to energy managers of commercial buildings and metering service providers, aiming to streamline administrative tasks, facilitate energy cost savings, and ensure compliance with current regulations.

Green Fusion is a company that specializes in developing energy management software aimed at optimizing the control of complex energy systems. Their primary offering is a cloud-based platform designed for the intelligent management of heat, electricity, and e-mobility, specifically targeting housing corporations. The platform focuses on hybrid heating systems, incorporating technologies such as heat pumps coupled with gas boilers, as well as integrating photovoltaic systems and electric vehicle charging stations. By utilizing this technology, Green Fusion enables its clients to effectively reduce carbon emissions and operating costs while enhancing supply security and minimizing maintenance expenses.

Lichtwart is a startup that creates a cloud control platform for efficiently controlling and maintaining lighting systems.

Optiml is a company that specializes in real estate investment and renovation planning through its innovative software solution. The platform is designed to empower real estate professionals by providing AI-driven tools for optimizing building operations and minimizing environmental impact. By analyzing data on energy consumption, occupancy patterns, and weather conditions, Optiml identifies areas for improvement and automates adjustments to systems such as heating, ventilation, and lighting. This enables users to achieve sustainability goals while maintaining profitability. The software addresses common challenges in the real estate sector, such as inadequate data, manual workflows, and evolving regulatory contexts, by offering scalable solutions that enhance asset and portfolio management. Through its cutting-edge SaaS approach, Optiml supports real estate professionals in understanding their current status, optimizing investment strategies, planning renovation actions, and ensuring long-term compliance with sustainability standards.

Plancraft is a company that specializes in developing a management platform designed to enhance project planning, organization, and tracking for businesses in the crafts and construction sectors. The platform enables users to generate quotes and invoices, manage employee assignments through a scheduling board, and maintain comprehensive records of materials, services, and customer information. By providing powerful calculation tools in an accessible format, Plancraft empowers its customers to focus on their core passions while improving operational efficiency and streamlining their workflows. As the demand for individual craftsmanship and quality work remains strong in an increasingly automated environment, Plancraft aims to facilitate profitable project execution for its users.

Okibo is a developer of intelligent, mobile robots specifically designed for construction sites. The company focuses on creating autonomous plastering robots equipped with advanced technologies such as computer vision, laser detectors, geopositioning, and inertial motion sensors. These capabilities allow Okibo's robots to seamlessly integrate into various construction environments. By providing versatile robotic manipulators, Okibo aims to automate tasks traditionally performed by manual labor or limited machinery, thereby helping construction firms reduce costs and streamline operations, particularly in handling wall insulation.

Green Fusion is a company that specializes in developing energy management software aimed at optimizing the control of complex energy systems. Their primary offering is a cloud-based platform designed for the intelligent management of heat, electricity, and e-mobility, specifically targeting housing corporations. The platform focuses on hybrid heating systems, incorporating technologies such as heat pumps coupled with gas boilers, as well as integrating photovoltaic systems and electric vehicle charging stations. By utilizing this technology, Green Fusion enables its clients to effectively reduce carbon emissions and operating costs while enhancing supply security and minimizing maintenance expenses.

aedifion GmbH is a Cologne-based company that specializes in developing cloud-based tools for the operation, monitoring, and optimization of technical building equipment and energy systems. Founded in 2017, the company offers a leading software solution in Germany that leverages artificial intelligence to analyze real-time operational data from buildings. This analysis helps to identify malfunctions and provides actionable recommendations, resulting in significant reductions in energy consumption, CO2 emissions, and operating costs—potentially by up to 40%. With a focus on sustainability and efficiency, aedifion's platform supports the management of buildings in a transparent manner, benefiting owners, operators, and tenants alike. The company employs over 60 individuals dedicated to advancing the capabilities of its innovative solutions.

Alcemy is a startup focused on decarbonizing the cement and concrete industry through innovative technology. The company develops predictive analysis software that aids cement and concrete manufacturers in optimizing product quality. This software provides accurate predictions for the quality of mixtures and their ingredients prior to shipping, allowing manufacturers to effectively manage and counterbalance fluctuations in limestone and cement. By leveraging advanced analytics, Alcemy aims to enhance the efficiency and sustainability of the construction materials sector.

Plancraft is a company that specializes in developing a management platform designed to enhance project planning, organization, and tracking for businesses in the crafts and construction sectors. The platform enables users to generate quotes and invoices, manage employee assignments through a scheduling board, and maintain comprehensive records of materials, services, and customer information. By providing powerful calculation tools in an accessible format, Plancraft empowers its customers to focus on their core passions while improving operational efficiency and streamlining their workflows. As the demand for individual craftsmanship and quality work remains strong in an increasingly automated environment, Plancraft aims to facilitate profitable project execution for its users.

node.energy GmbH, established in Frankfurt am Main, Germany in 2016, specializes in providing Software-as-a-Service (SaaS) solutions for optimizing local energy microgrids. The company's flagship product, opti.node, enables industrial and commercial entities with on-site power generation to reduce energy costs and carbon footprint by offering regulatory and commercial management tools. node.energy caters primarily to energy managers of commercial buildings and metering service providers, aiming to streamline administrative tasks, facilitate energy cost savings, and ensure compliance with current regulations.

shareDnC is an online marketplace that facilitates the subletting of unused office and desk space. The platform connects companies with surplus office areas to small businesses, freelancers, and entrepreneurs seeking flexible and affordable workspaces. By listing available locations and their status, shareDnC enables users to easily find and reserve spaces that meet their specific requirements. The service provides a range of options, including access to existing office amenities such as kitchens and meeting rooms, ensuring that users can operate effectively within a suitable environment. Overall, shareDnC streamlines the process of renting office space, making it convenient for both providers and seekers.

PLAN4 Software GmbH is a technology company based in Freiburg, Germany, established in 2018 to provide software solutions for the construction and real estate industries. The company specializes in software as a service offerings, including Building Check, which facilitates mobile condition assessments of existing properties, and Tick @ Time, a tool for agile project planning. Additionally, PLAN4 offers services such as value stream analysis, market value determination, organizational development, and general inventory and property inspection. By combining architectural expertise with innovative software development, PLAN4 aims to assist businesses in digitizing their operations, enhancing productivity, and streamlining project management processes for improved efficiency in the construction sector.

Green Fusion is a company that specializes in developing energy management software aimed at optimizing the control of complex energy systems. Their primary offering is a cloud-based platform designed for the intelligent management of heat, electricity, and e-mobility, specifically targeting housing corporations. The platform focuses on hybrid heating systems, incorporating technologies such as heat pumps coupled with gas boilers, as well as integrating photovoltaic systems and electric vehicle charging stations. By utilizing this technology, Green Fusion enables its clients to effectively reduce carbon emissions and operating costs while enhancing supply security and minimizing maintenance expenses.

aedifion GmbH is a Cologne-based company that specializes in developing cloud-based tools for the operation, monitoring, and optimization of technical building equipment and energy systems. Founded in 2017, the company offers a leading software solution in Germany that leverages artificial intelligence to analyze real-time operational data from buildings. This analysis helps to identify malfunctions and provides actionable recommendations, resulting in significant reductions in energy consumption, CO2 emissions, and operating costs—potentially by up to 40%. With a focus on sustainability and efficiency, aedifion's platform supports the management of buildings in a transparent manner, benefiting owners, operators, and tenants alike. The company employs over 60 individuals dedicated to advancing the capabilities of its innovative solutions.

Smino is a cloud-based platform specifically designed for the construction industry, offering comprehensive tools for project management and collaboration. The software enables users to efficiently manage various aspects of construction projects, including contact management, document management, and defect management. This allows clients to maintain and update their profiles and project data autonomously, ensuring that all information remains accurate and accessible. By providing a centralized source of truth, Smino enhances transparency and communication among project stakeholders, facilitating smoother workflows and improved project outcomes.

Upmin is a real estate technology company that operates an online platform for property management. It automates various processes such as accounting, utility bill payments, tenant management, and property maintenance, saving landlords and owners time and money. Additionally, Upmin offers optional rental services including tenant search assistance from advertising to handover.

_blaenk is the leading Omnichannel RetailTech startup in Europe (EU Retail Innovation Award 2020). With _blaenk os (omnichannel system) the company connects brick-and-mortar and digital commerce in a revolutionary way for brands and consumers. With the data-driven and flexible approach brands can simply execute retail campaigns in digital and stationary storefronts on demand, generating awareness, consumer data and sales. _blaenk has been featured in Press such as Forbes, Handelsblatt and many more.

Aeditive is a company focused on transforming the construction industry through innovative 3D printing technologies. It develops sustainable solutions that enable the production of ready-to-use concrete components, utilizing advanced robotic shotcrete printing processes. These technologies facilitate mouldless precast manufacturing, allowing construction companies to enhance operational efficiency significantly. By streamlining the production of concrete parts, Aeditive aims to provide more efficient and environmentally friendly alternatives within the construction sector.

PLAN4 Software GmbH is a technology company based in Freiburg, Germany, established in 2018 to provide software solutions for the construction and real estate industries. The company specializes in software as a service offerings, including Building Check, which facilitates mobile condition assessments of existing properties, and Tick @ Time, a tool for agile project planning. Additionally, PLAN4 offers services such as value stream analysis, market value determination, organizational development, and general inventory and property inspection. By combining architectural expertise with innovative software development, PLAN4 aims to assist businesses in digitizing their operations, enhancing productivity, and streamlining project management processes for improved efficiency in the construction sector.

Doozer is a B2B platform focused on streamlining apartment renovations and modernization for housing and private rental companies. It provides a comprehensive solution for managing renovation projects, offering tools for information, planning, and coordination. The platform enables clients to save time by facilitating immediate online placement of handicraft services, ensuring compliance with quality standards. Through an innovative approach to management and operational processes, Doozer accelerates the handling of orders, reduces vacancies, and optimizes yields. Additionally, it features a cost calculator that allows users to assess renovation expenses for bathrooms and entire apartments, enabling them to obtain quotations from construction experts based on inventory data and to pre-select products efficiently.

_blaenk is the leading Omnichannel RetailTech startup in Europe (EU Retail Innovation Award 2020). With _blaenk os (omnichannel system) the company connects brick-and-mortar and digital commerce in a revolutionary way for brands and consumers. With the data-driven and flexible approach brands can simply execute retail campaigns in digital and stationary storefronts on demand, generating awareness, consumer data and sales. _blaenk has been featured in Press such as Forbes, Handelsblatt and many more.

aedifion GmbH is a Cologne-based company that specializes in developing cloud-based tools for the operation, monitoring, and optimization of technical building equipment and energy systems. Founded in 2017, the company offers a leading software solution in Germany that leverages artificial intelligence to analyze real-time operational data from buildings. This analysis helps to identify malfunctions and provides actionable recommendations, resulting in significant reductions in energy consumption, CO2 emissions, and operating costs—potentially by up to 40%. With a focus on sustainability and efficiency, aedifion's platform supports the management of buildings in a transparent manner, benefiting owners, operators, and tenants alike. The company employs over 60 individuals dedicated to advancing the capabilities of its innovative solutions.

Hotelbird is a technology company that specializes in digitizing the hotel experience through its mobile application. The platform facilitates various aspects of hotel management, including booking, digital check-in and check-out, and payment processing, all aimed at creating a seamless experience for guests. By providing features such as direct booking and digital room keys, Hotelbird enables hotel managers to enhance guest satisfaction and optimize revenue while reducing operational costs. The company's mission is to equip every host with the necessary tools to operate efficiently and deliver an exceptional experience to their guests.

Zenhomes provides a one-stop shop for private landlords and property managers. The company's digital platform simplifies property and tenant management.

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.

Bimspot is a software developer specializing in building information modeling (BIM) solutions that facilitate real-time collaboration among project stakeholders across the globe. The company's platform enables users to work on a unified BIM, regardless of the software they prefer, thereby enhancing communication, compliance, and task execution. By promoting lifecycle-oriented collaboration, Bimspot improves the quality and transparency of the planning, building, and real estate processes. Its centralized issue management model helps professionals in the construction industry increase efficiency, reduce costs, and continuously enhance quality in their projects, ultimately creating added value for all participants involved.

Vermietet.de is a Berlin-based company that aims to simplify and enhance real estate ownership through its innovative property management platform. Recognizing the complexities involved in property management, the company provides tools that assist property owners in handling various administrative tasks, including document creation, property maintenance, tenant search, and communication. By streamlining these processes, Vermietet.de enables landlords to efficiently manage property valuation, utility cost calculations, and monthly rental payment checks, making property management more transparent and user-friendly.

dotscene GmbH, founded in 2016 and based in Freiburg, Germany, specializes in developing advanced 3D laser scanners tailored for the real estate industry. The company's flagship product, dotcube 600k, is a versatile laser scanning system deployable on foot, drones, and vehicles. This technology generates precise CAD models, true-to-scale floor plans, and facade projections. Additionally, dotscene offers mobile laser data acquisition software that employs SLAM algorithms to convert both indoor and outdoor environments into detailed 3D models. The company's solutions provide clients with accurate three-dimensional planning foundations that seamlessly integrate into existing workflows.

Synavision is a dynamic company based in Bielefeld, specializing in software-based planning and building management. Established as a spin-off from the Chair of Software Engineering at RWTH Aachen University and the Institute for Building and Solar Technology at the Technical University of Braunschweig, Synavision offers innovative product solutions and tailored services in data acquisition and evaluation. The company's technology provides detailed guidelines and assessments that enhance building performance, enabling facility managers, engineers, and planners to access critical insights for construction operations. By utilizing advanced Internet tools, Synavision allows specialist planners to accurately document building and system functions, facilitating clear instructions for installers of building automation systems. This comprehensive approach ensures that building owners have access to vital information regarding the performance and processes of their properties, ultimately supporting the optimization of building management.

Pinestack GmbH, founded in 2018 and based in Bamberg, Germany, specializes in developing an advanced property management platform tailored for the real estate industry. The Pinestack application streamlines building management through features such as mobile room booking, maintenance requests, analytics, heatmapping, and asset management. It also supports building automation and energy data management, facilitating the transformation of traditional properties into smart buildings. The modular software is designed for immediate deployment and provides comprehensive insights into property operations, enabling clients to optimize space utilization and enhance energy efficiency. Pinestack's advanced interface ensures seamless integration with existing infrastructure, making it a valuable tool for modern property management.

shareDnC is an online marketplace that facilitates the subletting of unused office and desk space. The platform connects companies with surplus office areas to small businesses, freelancers, and entrepreneurs seeking flexible and affordable workspaces. By listing available locations and their status, shareDnC enables users to easily find and reserve spaces that meet their specific requirements. The service provides a range of options, including access to existing office amenities such as kitchens and meeting rooms, ensuring that users can operate effectively within a suitable environment. Overall, shareDnC streamlines the process of renting office space, making it convenient for both providers and seekers.

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.

Smart Engine wtec develops, implements, and manages secure, usable, and sustainable IT networks worldwide. The company develops network powered lighting solution for intelligent buildings, with fine mesh sensor network that delivers data in real-time for user-oriented applications, making buildings smart, future-proof, and flexible. This includes optimal and efficient use of space, lighting, indoor climate, and air quality. The use of smartengine improves current user satisfaction and creates an intelligent and sustainable building. Smart Engine wtec was founded in 1989 and is headquartered in Bad Homburg, Germany.

_blaenk enables brands to showcase their products connected to their online shop. They offer services that include pop-up stores, consulting, cooperation with agencies, brands, and retail real estate.

BIMwelt Systems GmbH, founded in 2015 and based in Stuttgart, Germany, specializes in developing innovative software solutions for the construction industry, particularly through the use of Building Information Modeling (BIM). The company has created a unique database-based component management software system that facilitates the automatic generation of BIM content. This system directly integrates with various BIM software solutions and provides a comprehensive platform for sales and consulting, enabling collaboration with component manufacturers. BIMwelt Systems GmbH offers detailed 3D models of buildings that include all relevant information regarding component properties, thereby enhancing the planning and management processes in construction projects.

Inreal Technologies GmbH is a virtual reality company based in Karlsruhe, Germany, with additional offices in Switzerland and New York. Founded in 2011, the company specializes in providing architecture visualization solutions that allow users to experience realistic 3D simulations of planned environments. By utilizing virtual reality technology, Inreal Technologies enables clients to immerse themselves in prospective real estate spaces long before construction begins. This innovative approach enhances decision-making processes for both residential and commercial building projects, offering a compelling way for customers to visualize and interact with their future spaces.