Top 25 Construction Startup Investors in Austria in May 2026

Portfolio highlights

• OPTIMUSE — Optimuse provides an AI-based solution that supports the pre-design phase of building renovation. The platform converts building data into a digital twin to create accurate models for planning. It integrates data such as room types, thermal properties, and HVAC systems. The system runs energy simulations to calculate heating, cooling, lighting, andequipment needs. It helps design technical systems by defining the quantity, sizing, and configuration of components. The platform develops renovation plans by modeling financial, energy, and emissions outcomes. It also offers tools for cost calculation, performance monitoring, and collaboration across project teams.
• Planted Green — Planted Green plants mixed forests to compensate for CO2 emissions.
• HelloBello — HelloBello offers freshly cooked and cooled delivered human-grade food tailored to each dog’s nutritional needs. HelloBello is a PetTech company with a strong focus on the German speaking markets (for now). HelloBello’s personalized meals are free of any by-products and are portioned, packaged, and delivered directly to your door. By working with aspecialized veterinarian, HelloBello is able to derive each dog’s exact nutritional needs based on a proprietary algorithm. The recipes are made of natural sources like millet and seaweed, instead of heavy use of supplements, which makes it easier for the dog to absorb and get true nutritional benefits.Our credo in German is " ... Frisch. Individuell. Geliefert. - Frischfutter ist einfach besser ..."

Portfolio highlights

• Xampla — Xampla's natural plant polymer technology is the innovative technology powering materials to change the world with plastic-free replacements and more.
• OPTIMUSE — Optimuse provides an AI-based solution that supports the pre-design phase of building renovation. The platform converts building data into a digital twin to create accurate models for planning. It integrates data such as room types, thermal properties, and HVAC systems. The system runs energy simulations to calculate heating, cooling, lighting, andequipment needs. It helps design technical systems by defining the quantity, sizing, and configuration of components. The platform develops renovation plans by modeling financial, energy, and emissions outcomes. It also offers tools for cost calculation, performance monitoring, and collaboration across project teams.
• ecoLocked — ecoLocked is your partner to create a climate-positive built environment. We develop CO2-optimized recipes for concrete based on carbon-negative biochar admixes. Our admixes allow to store captured CO2 in buildings, reduce direct emissions from concrete production, and provide multiple functional benefits, such as improved thermal insulation.

Portfolio highlights

• klaep — klaep is an app-based social network for musicians and singers, in which every user can record, edit and publish their own musical ideas and collaborate time-shifted with other users worldwide in split-screen videos (ReJam). All published compositions can be viewed, commented on and rated, so that pure music listeners also enjoy added value.
• Prewave — Prewave and stems from five years of advanced machine learning research.
• Instagrid — Instagrid creates software-defined battery systems for advanced portable power supplies.

Portfolio highlights

• CommerceClarity — CommerceClarity offers AI-powered catalogue optimization solutions that turn catalogue operations into a competitive advantage.
• Connectome Health — Connectome is a cognitive intelligence platform that measures and understands how the brain changes over time using transparent, science-backed data people and organisations can trust.
• Multiverse Computing — World leaders in quantum computing for the financial industry. The first quantum & quantum-inspired toolbox for finance.

Portfolio highlights

• AMPECO — AMPECO enables large-scale EV charging providers to launch and scale their business operations under their own brand. The company offers a white-label and hardware-agnostic EV charging management platform to cover all business cases - public, private, and home charging. Advanced energy management, flexible billing and subscription management,automatic maintenance algorithms, and inter-operator roaming are some of the platform’s key components. With security and scalability at its core, the platform allows large-scale operators like energy companies, oil and gas, fleets, hardware manufacturers and installers to achieve quick go-to-market in a few months with a ready-made platform combined with unmatched flexibility and extensibility via APIs. AMPECO supports more than 110 charging network operators in over 45 markets and has been globally recognized by Frost & Sullivan for its superior technological innovation and strategic development with the 2022 Global Product Leadership Award.
• UniteLabs — UniteLabs provides the foundational operating system for AI-driven lab automation in life science. It accelerates scientific discovery by closing the loop with a unified data and automation infrastructure, seamless integration, and intelligent control. Our platform empowers ambitious biotech companies, big pharma, integrators, and hardware vendorsby offering bidirectional connectors for diverse lab equipment, a scalable cloud platform with an open API, and a powerful workflow engine with an integrated compute environment. This allows for the creation of sophisticated, modular workflows, and enables rapid automation development through our Lab-as-Code environment, featuring a dynamic Python SDK and application-specific libraries.
• beSirius — beSirius transforms ESG chaos into clarity - connecting your data to spot trends, reveal revenue signals, and answer any stakeholder in minutes. Smarter decisions, faster deals, zero admin drain.

Portfolio highlights

• Gardenize — Gardenize is a mobile app that helps users succeed with gardening and plants.
• Instagrid — Instagrid creates software-defined battery systems for advanced portable power supplies.
• ToolSense — Connecting the way OEMs do business.ToolSense enables OEMs to improve customer service, generate insights for R&D and increase customer loyalty - through digitizing their products with the 'ToolSense NOW' IIoT platform and 'ToolSense IOT' Hardware.ToolSense is the winner of Austrian Foreign Trade Award "Born GlobalChampion 2018", ORF Futurezone Award "Best IoT Startup 2017", part of Deutsche Telekom's "hub:raum NB-IoT Warp Program", part of SAP's "Startup Focus Program" and part of University of Applied Sciences Technikum Vienna's "Student Startup Incubator Program".

Portfolio highlights

• Thermondo — Thermondo promote the energy transition with innovative heat solutions.Directly to the customer, providing superior energy products. Thermondo is a an integrated energy company offering state-of-the-art energy efficiency services. Thermondo became the largest installer of heating solution in Germany applying digital process excellence and qualitymanagement. They believe in deep vertical integration in order to achieve market disrupting quality and an outstanding customer experience.
• PlanRadar — Proven to save time, cut costs and increase project quality. Try now for free. Over 120,000 users
• TP24 — Tradeplus24 is a provider of SME Lending using receivables as security. Operational in Europe and APAC.

Portfolio highlights

• fynk — Create, edit, negotiate and sign contracts quickly with fynk. Give your team back valuable time. Test it now for free!
• reebuild — reebuild is the developer of an online application for construction companies designed to automate material procurement and logistics. Their digital infrastructure platform connects construction companies, industry, and trade, enabling clients to build their invoices and environmental data in a secure cloud and take over administrative processes inthe background.

Portfolio highlights

• Woodspace — Woodspace ist, was du daraus machst. Verwirkliche deinen Traum mit dem Tiny House in Blockbauweise. Eine Tradition seit Generationen, neu und modern interpretiert - woodspace.com
• Findologic — FINDOLOGIC GmbH develops and sells site-search, merchandising and mobile commerce solutions for online retailers. It offers a semantic algorithm that provides a self-learning site-search, filter-navigation and merchandising solution; Google Analytics accounts can be linked to the customer account to provide site managers with all relevantinformation to convert browers to shoppers. Direct Integration furthermore provides mobile buyers with a new mobile shopping experience at an unrivaled speedup. In addition, FINDOLOGIC offers training and education services; consulting services, on- or off-site trainings, software upgrades on a regular basis, UI changes, managed services and hosted solutions. It serves retailers including apparel, computers and electronics, books, baby and children, footwear, lingerie, food, furniture, personal care, department, home and garden, gifts and unique products and pet stores in 18 countries. The company has a strategic partnership with Peerius Ltd. UK. FINDOLOGIC was founded in 2008 and is headquartered in Salzburg, Austria.

Portfolio highlights

• ToolSense — Connecting the way OEMs do business.ToolSense enables OEMs to improve customer service, generate insights for R&D and increase customer loyalty - through digitizing their products with the 'ToolSense NOW' IIoT platform and 'ToolSense IOT' Hardware.ToolSense is the winner of Austrian Foreign Trade Award "Born GlobalChampion 2018", ORF Futurezone Award "Best IoT Startup 2017", part of Deutsche Telekom's "hub:raum NB-IoT Warp Program", part of SAP's "Startup Focus Program" and part of University of Applied Sciences Technikum Vienna's "Student Startup Incubator Program".
• Cycle Momentum — Cycle Momentum is a startup accelerator in Montreal, Quebec, helping early-stage startups grow with mentorship, funding, and hands-on support.
• Xiansheng Yecai — Xiansheng Yecai is the first domestic data intelligence service provider focusing on the integration of business and finance. With an enterprise-level data management platform centered on user digital assets and algorithm models, it has successively launched a number of SaaS products in the fields of [Business Finance], [Operation Finance], and[Strategic Finance]. At present, it has served more than 100 domestic large and medium-sized enterprises, including well-known enterprises such as Starbucks, McDonald's, Master Kong, Ziru Renting, and Pacific Insurance. The core team consists of a number of executives and IT enterprise-level experts from the Big Four accounting firms, Oracle, SAP, and Accenture.

Portfolio highlights

• reebuild — reebuild is the developer of an online application for construction companies designed to automate material procurement and logistics. Their digital infrastructure platform connects construction companies, industry, and trade, enabling clients to build their invoices and environmental data in a secure cloud and take over administrative processes inthe background.

Portfolio highlights

• Shopstory — boomerank is a SaaS that helps eCommerce companies grow automatically with help of a powerful AI and the creation of an immense data hub.
• ToolSense — Connecting the way OEMs do business.ToolSense enables OEMs to improve customer service, generate insights for R&D and increase customer loyalty - through digitizing their products with the 'ToolSense NOW' IIoT platform and 'ToolSense IOT' Hardware.ToolSense is the winner of Austrian Foreign Trade Award "Born GlobalChampion 2018", ORF Futurezone Award "Best IoT Startup 2017", part of Deutsche Telekom's "hub:raum NB-IoT Warp Program", part of SAP's "Startup Focus Program" and part of University of Applied Sciences Technikum Vienna's "Student Startup Incubator Program".

Portfolio highlights

• Vertus Energy — We innovate to make fossil natural gas extinct.
• Fiber Elements — Fiber Elements offers technology for the fully automated production of basalt fiber reinforcement structures.
• ATMOS Space Cargo — ATMOS Space Cargo develops and manufactures space capsules to return cargo from space, microgravity experiments, Commercial products to entire rocket stages.

Portfolio highlights

• Covalo — Covalo™ is disrupting how formulation-driven products are developed in the 3 trillion euro consumer goods industry so brands can reduce time to market by scouting ingredients and packaging, collaborating on projects, and purchasing -- all from one place. . Today it's one of the largest beauty ingredient search platforms that connects beautybrands with suppliers of ingredients, packaging, and services such as contract manufacturing, formulation, regulatory, compliance and testing. It also arms suppliers with the tools and real-time industry insights needed to effectively market products. Covalo launched in 2021 and is based in Switzerland.
• Prewave — Prewave and stems from five years of advanced machine learning research.
• OPTIMUSE — Optimuse provides an AI-based solution that supports the pre-design phase of building renovation. The platform converts building data into a digital twin to create accurate models for planning. It integrates data such as room types, thermal properties, and HVAC systems. The system runs energy simulations to calculate heating, cooling, lighting, andequipment needs. It helps design technical systems by defining the quantity, sizing, and configuration of components. The platform develops renovation plans by modeling financial, energy, and emissions outcomes. It also offers tools for cost calculation, performance monitoring, and collaboration across project teams.

Portfolio highlights

• reebuild — reebuild is the developer of an online application for construction companies designed to automate material procurement and logistics. Their digital infrastructure platform connects construction companies, industry, and trade, enabling clients to build their invoices and environmental data in a secure cloud and take over administrative processes inthe background.
• Shadowmap — Discover The Sun for Everyone with Shadowmap: your global 3D map for sunpath visualization, shadow analysis and solar planning for homes and projects.

Portfolio highlights

• SPARETECH — SPARETECH builds the leading availability platform for industrial spare parts
• Mistral AI — Take control of the future with a complete AI solution from platform to interface, with open, customizable models that can be deployed anywhere.
• Fundamental — Fundamental is an AI research company that focuses on overcoming the fundamental challenges of machine learning in large-scale tabular systems.

Portfolio highlights

• Kiin Bio — Drug discovery is a system problem, where every inefficiency amplifies the next. We have the solution.
• PAVE Space — PAVE Space develops in-space transportation and satellite servicing technologies that enable movement and management of payloads across different orbits. The company builds spacecraft systems centered around a kickstage platform that transfers multi-ton payloads from low Earth orbit to target orbits within short timeframes using onboard propulsionsystems. Its core offering focuses on orbital mobility, providing services that bridge the gap between launch vehicles and final satellite deployment by repositioning payloads after initial launch. The platform is designed to integrate with multiple launch providers and supports both rideshare and dedicated missions through compatible interfaces and propulsion technologies.Beyond transportation, PAVE Space develops capabilities for in-orbit operations, including satellite inspection, life extension, docking, and servicing. These functions use a combination of propulsion systems, guidance and control algorithms, and autonomous technologies to manage spacecraft activities and extend satellite usability.
• Nautica Technologies — Nautica Technologies is developing intelligent robotic technologies for autonomous ship hull cleaning and inspection. we operate at the convergence of robots, autonomy, and data to solve important difficulties in the marine industry.

Portfolio highlights

• reebuild — reebuild is the developer of an online application for construction companies designed to automate material procurement and logistics. Their digital infrastructure platform connects construction companies, industry, and trade, enabling clients to build their invoices and environmental data in a secure cloud and take over administrative processes inthe background.
• Shadowmap — Discover The Sun for Everyone with Shadowmap: your global 3D map for sunpath visualization, shadow analysis and solar planning for homes and projects.

Portfolio highlights

• Gixel — Creating breakthrough AR display technology for AI glasses and spatial computing.
• Fiber Elements — Fiber Elements offers technology for the fully automated production of basalt fiber reinforcement structures.
• Black Forest Labs — Black Forest Labs creates advanced generative deep learning models for images and videos. They focus on making these technologies widely accessible and transparent, ensuring that their innovations are easy to use and understand. This approach aims to democratize access to cutting-edge technology and foster greater trust and utility.

Portfolio highlights

• reebuild — reebuild is the developer of an online application for construction companies designed to automate material procurement and logistics. Their digital infrastructure platform connects construction companies, industry, and trade, enabling clients to build their invoices and environmental data in a secure cloud and take over administrative processes inthe background.
• Talentir — Content Monetization
• 123-Transporter — Transporter mieten ab nur 45€ Volle 24h | Unlimitierte KM | digitale Vignette inkl. Einfach. Flächendeckend. Kundenzentriert: https://de.trustpilot.com/review/123-transporter.at

Portfolio highlights

• reebuild — reebuild is the developer of an online application for construction companies designed to automate material procurement and logistics. Their digital infrastructure platform connects construction companies, industry, and trade, enabling clients to build their invoices and environmental data in a secure cloud and take over administrative processes inthe background.
• ContextSDK — ContextSDK transforms your app using real-time user context to improve conversions. Enhance user satisfaction and raise app revenue by knowing your users' unique needs, no matter where they are.
• 123-Transporter — Transporter mieten ab nur 45€ Volle 24h | Unlimitierte KM | digitale Vignette inkl. Einfach. Flächendeckend. Kundenzentriert: https://de.trustpilot.com/review/123-transporter.at

Portfolio highlights

• Within3 — Within3 is a provider of digital collaboration service used to collaborate with healthcare professionals with patients. The company's online discussion platform allows organizations to compliantly engage physicians, nurses, payers, and patients in groups large or small. It leverages the latest social technologies to build private, regulatorycompliant programs for advisory boards, clinical trials, and speakers bureaus.Within3 was founded in 2008 and is headquartered in Lakewood, Ohio.
• project44 — project44 is on a mission to make supply chains work. As the supply chain connective tissue, project44 operates the world’s most trusted end-to-end visibility platform that manages more than 1 billion unique shipments annually for over 1,300 of the world’s leading brands, including top companies in manufacturing, automotive, retail, life sciences,food & beverage, CPG, and oil, chemical & gas. Using project44, shippers and carriers across the globe drive greater predictability, resiliency and sustainability. The undisputed leader in the market and innovator of Movement GPT, project44 was named the Leader in the Gartner Magic Quadrant, #1 in FreightWaves FreightTech 2023, a ten-time leader in customer satisfaction on G2’s Supply Chain Visibility Grid, one of SupplyChainBrain’s 100 Great Supply Chain Partners of 2022, and the Customer’s Choice in Gartner Peer Insights Voice of the Customer report. project44 is headquartered in Chicago with a diverse team spanning 15 global offices including Amsterdam, Kraków, Paris, São Paulo, Shanghai and Tokyo. Learn more at project44.com.
• HoneyHive — HoneyHive Cloud is an enterprise platform purpose-built for testing, debugging, and monitoring LLM apps.

Portfolio highlights

• Scripe — Create viral LinkedIn posts in seconds with AI. Scripe is your personal branding workspace to create content 10x faster.
• reebuild — reebuild is the developer of an online application for construction companies designed to automate material procurement and logistics. Their digital infrastructure platform connects construction companies, industry, and trade, enabling clients to build their invoices and environmental data in a secure cloud and take over administrative processes inthe background.

Portfolio highlights

• ToolSense — Connecting the way OEMs do business.ToolSense enables OEMs to improve customer service, generate insights for R&D and increase customer loyalty - through digitizing their products with the 'ToolSense NOW' IIoT platform and 'ToolSense IOT' Hardware.ToolSense is the winner of Austrian Foreign Trade Award "Born GlobalChampion 2018", ORF Futurezone Award "Best IoT Startup 2017", part of Deutsche Telekom's "hub:raum NB-IoT Warp Program", part of SAP's "Startup Focus Program" and part of University of Applied Sciences Technikum Vienna's "Student Startup Incubator Program".

Portfolio highlights

• SaveIN — SaveIN is your all-in-one Pay Later platform for healthcare, furniture, lifestyle, travel, consumer durables and more. Shop with 7000+ trusted merchants, split payments into No-cost EMIs, and enjoy seamless financing with zero down payment.
• SKYSEED — Mit Drohnen und Saatpellets
• Lun — Your all-in-one heat pump platform. Streamline system design, lead qualification, scheduling, quoting and much more.