Top 25 Construction Startup Investors in Estonia (July 2026)

Portfolio highlights

• Adam — Adam connects you with verified painters and decorators across whole Europe. Get an instant price estimate and book a painter for the next day already!
• BirdyChat — BirdyChat is a Developer of a work chat application intended for work professionals.
• ScamGuardian.AI — Providing Actionable Intelligence to Stop Scams

Portfolio highlights

• Esgrid — Esgrid provides value-chain sustainability management solutions to medium-sized businesses and financial institutions.
• Ligence — AI Automated Echocardiography - Artificial intelligence-powered automated heart ultrasound echo lab system.
• Soldera — Soldera enables renewable energy producers to earn additional income through an automatic guarantee of the origin trading system.

Portfolio highlights

• YuMuuv — YuMuuv is an employee wellness platform that uses science-based formulas to capture data and keeps track of physical activity & leaderboard.
• Shen.AI — Discover how Shen AI turns your smartphone into a health companion - no wearables, just powerful, camera-based health insights.
• SegmentStream — SegmentStream is a data intelligence platform which helps collect and unify from different data sources into own data warehouse for advanced analytics and attribution. Our solution is trusted by leading brands such as Benetton, Nespresso, New Balance, myToys, Eventim Group, and others.

Portfolio highlights

• Coursy.io — Make employee development more effective with LMS powered by Learning Design
• Waybiller — Bulk TMS solution for end-to-end management: Waybiller transforms your logistics operations, allowing you to handle bulk shipments with precision and speed. The Best E-waybill Software & Bulk TMS Solution
• Bilance — Bilance is a personal finance management app that helps you to track, analyze and plan your finances.

Portfolio highlights

• Themo — Themo's innovation is an algorithm that optimizes the price of exchange electricity and the consumption of electricity. Themo offers an easy and environmentally friendly way to save on electricity consumed by heating.
• Vok Bikes — We build heavy-duty cargo bikes and rent them out to on-demand delivery companies and their couriers — no surprises, no extra fees. Currently active in Tallinn and Vilnius and expanding to London and Berlin Q4 2021.
• UP Catalyst — UP Catalyst produces sustainable carbon nanomaterials and graphite for the green energy storage industry.

Portfolio highlights

• ROCSYS — Meet the world's first autonomous charging solution for electrical vehicles in public transportation, logistics, material handling, and passenger cars.
• Grünfin — Grünfin is a sustainable investing platform for people who care about their impact.
• Mentornaut — Mentornaut is a new online tutoring platform is aiming to increase inclusion in personalized education and counts Super angel, United Angels VC, and a list of EdTech advocates like Bolt co-founder Martin Villig, and Clanbeat co-founder Kadri Tuisk among its investors.

Portfolio highlights

• GScan — Cosmic-ray based solutions for 3D imaging. GScan redefines the boundaries of 3D scanning with Muon Flux Technology (MFT) detectors. Unparalleled quality, safety, ease-of-use. Scan anything. Detect everything.
• Bolt — The smartest way to move around in cities. Forget expensive taxi rides or slow public transport. Get a ride in minutes. Download the Bolt app for iOS and Android.
• mu-ray.tech — Mu-ray.tech is focused on advancing the field of medical diagnostics and industrial quality control. mu-ray.tech is developing a groundbreaking technology for the rapid, safe and accurate 3D-imaging of the chemical composition of scanned objects, serving critical needs in industrial quality control and medical diagnostics. The technology is basedon Muon Beam Imaging (MBI), an innovative technology leveraging Laser Plasma Accelerator-based artificial muon sources, new generation particle detector systems and AI. In industry, we are working with the partners in the heavy, aerospace, and defence domains.mu-ray.tech operates at the three sites: DESY in Hamburg (hardware), Tehnopol in Tallinn (algorithms and software), and Bradfield Centre in Cambridge (algorithms, business development). Our main collaboration on the MBI technology partners are GScan in Estonia and UK, DESY in Hamburg, the University of Cambridge, and KBFI in Tallinn.

Portfolio highlights

• SECJUR — Secjur provides a platform for automated compliance using AI. The startup's technology streamlines procedures in the Digital Compliance Office for areas including data security, anti-money laundering, and whistleblowing.
• Sona — The employee 'super' app for frontline teams. Sona combines the power of modern workforce management software with an unparalleled mobile user experience.
• Werk — Werk is building a construction labor marketplace, that matches workers internationally to any country, all while automating the paperwork and HR. Our community provides trade union benefits, globally. Think of it as a mix of Deel & LinkedIn, but for construction that disrupts the European gray economy. Werk is building a digital identity forthe workers building our homes and offices.

Portfolio highlights

• Wirepas — Wirepas offers a standards-based, ultra-reliable mesh connectivity for infrastructure-grade IoT. Proven in millions of devices worldwide.
• Sonder — Sonder's employee care platform is the future of workforce health, medical, safety and wellbeing. One platform. All the support. Learn more.
• X-BOLT Orthapaedics — X-Bolt Trauma Solutions for osteoporotic bone fixation. FDA 510(k) approved. Clinical studies include the WHITE One (n=100) and WHITE Four (n=1,140) randomized control trials.

Portfolio highlights

• Remato — Remato is all-in-one & mobile-first platform to seamlessly manage projects, people and assets. Budget estimating & task planning, field communications & work tracking, real-time overview & automated reports.

Portfolio highlights

• Chift — Offer native integrations within your software. Your clients connect your software to their tools in one click. Connect easily to Accounting, POS, Invoicing, e-commerce, etc.
• Pandas — B2B e-commerce platform connecting Asia with the +10 million of Latin America small merchants
• Flowers-Software GmbH — Flowers Software is an organization management for digitizing, simplifying and automating recurring workflows.Flowers -Software can be used independent of company size, industry, region, and existing company structure due to its highly flexible no-code process editor.

Portfolio highlights

• Archestra.AI — Enterprise MCP platform with security guardrails, compliance controls, and a curated catalog of 900+ evaluated Model Context Protocol servers for AI agents.
• SimpleStudy — Learn smarter with revision notes, past papers, quizzes, and expert tools for major Irish academic exams. Join SimpleStudy Ireland and boost your grades today.
• Gradient Labs — Our AI agent resolves complex customer service queries end-to-end. Delivering quality, efficiency and compliance at every step.

Portfolio highlights

• Peec AI — Peec AI helps marketing teams analyze brand performance across ChatGPT, Perplexity, and Gemini. Track visibility, benchmark competitors, and optimize AI search presence.
• Isembard — Isembard has experience from the military, government, large enterprises, and a successfully exited technology business.
• XO Market — XO Market is a decentralized finance platform that enables users to create, trade, and share prediction-based markets on future events using blockchain technology. The platform operates as a non-custodial interface, allowing participants to interact directly with smart contracts while retaining control of their own crypto assets. XO Marketfacilitates “conviction markets,” where users can establish and trade outcomes on various topics, with prices reflecting collective market sentiment. It uses an automated market maker model to provide liquidity and incorporates a hybrid system combining artificial intelligence and human input to resolve market outcomes. The platform supports permissionless market creation, enabling users to define events, set parameters, and participate in trading without centralized oversight.

Portfolio highlights

• Insly — The low-risk insurance software partner for MGAs and insurers. Fast setup, AI-powered and real results for MGAs and insurers.
• Supersimple — Supersimple helps SaaS companies use customer behavior data to drive decisions in product & sales.
• ScamGuardian.AI — Providing Actionable Intelligence to Stop Scams

Portfolio highlights

• Paypercut — Paypercut is a fintech startup that allows small and mid-scaled merchants to offer Buy Now, Pay Later at checkout via a single integration.
• Secondmind — Helping automotive engineers design better cars, faster.
• Opensignal — Opensignal is the leading global provider of independent insights into network experience and market performance.

Portfolio highlights

• Eurora — Eurora develops an e-commerce suite of customs compliance tools.
• FanSifter — FanSifter is a fan data management platform that leverages machine learning to help rights holders in music, entertainment, and sports increase tickets, music, merch, experiences, and sponsorships sales.
• RecruitLab — Teamdash's built-in recruitment, applicant tracking, and marketing features give you the focus you need to achieve the impossible. Here's how.

Portfolio highlights

• Isembard — Isembard has experience from the military, government, large enterprises, and a successfully exited technology business.
• sensmore — Equip your machinery with autonomy built for the harshest conditions. Enhance safety, reduce costs, and increase efficiency with our advanced radar technology.
• Willo — Willo is advancing and scaling true wireless power for humanity, technology, and industry. Discover the company powering the next era of energy delivery.

Portfolio highlights

• Vendis.ai — Vendis is the conversation layer for sales. Voice- and chat-first, it treats conversations as data, transforming multi-channel exchanges into autonomous updates and actions. Vendis captures voice, chat, email, meeting transcripts, and calendar data. Unlike CRMs built for management, not sales, it understands sales intents, detects risks, automatesworkflows, enriches data, and recommends next steps—an AI sales companion that understands you. Conversation in, pipeline out. Zero forms. More Deals.
• Baserow — Discover Baserow, the open-source no-code platform for building databases and applications. No code or technical skills needed. Start creating for free today!
• SegmentStream — SegmentStream is a data intelligence platform which helps collect and unify from different data sources into own data warehouse for advanced analytics and attribution. Our solution is trusted by leading brands such as Benetton, Nespresso, New Balance, myToys, Eventim Group, and others.

Portfolio highlights

• GScan — Cosmic-ray based solutions for 3D imaging. GScan redefines the boundaries of 3D scanning with Muon Flux Technology (MFT) detectors. Unparalleled quality, safety, ease-of-use. Scan anything. Detect everything.

Portfolio highlights

• GScan — Cosmic-ray based solutions for 3D imaging. GScan redefines the boundaries of 3D scanning with Muon Flux Technology (MFT) detectors. Unparalleled quality, safety, ease-of-use. Scan anything. Detect everything.

Portfolio highlights

• Enter — baupal seeks to democratize sustainable and customized architecture, making design, energy assessments, permitting and cost evaluations more accessible and straightforward for private builders and smaller construction projects. baupal is an online building application service that takes advantage of digital processes and efficient team structuresto streamline design, planning and permitting processes for a range of small-scale projects.baupal was established in December, 2020 in Berlin, Germany.
• Faktus — Le partenaire financier de vos chantiers publics. Le financement de BFR rapide et accessible pour les entreprises du bâtiment
• CalcTree — CalcTree brings engineering teams, designs and calculations together. In traditional engineering design and construction, projects all begin with a design process. Architects, civil, mechanical, electrical and geotechnical engineers, as well as contractors and builders all work together to design structures down to the last bolt before a shoveleven touches the ground. This process is slow, expensive and a complete mess both literally and digitally. It’s rife with data fragmentation and complexity, and CalcTree is solving that.Learn about CalcTree's mission, backstory and current investors here: https://www.calctree.com/about

Portfolio highlights

• Remato — Remato is all-in-one & mobile-first platform to seamlessly manage projects, people and assets. Budget estimating & task planning, field communications & work tracking, real-time overview & automated reports.

Portfolio highlights

• Uniify — Uniify is a no-code customer onboarding software that makes it fast, easy and secure for financial companies to onboard their customers. Save your business time and money, and build onboarding flows for your customers in minutes instead of months.
• Crisp — Crisp connects data between retailers, distributors, and brands to power real-time insights across the supply chain.
• Salesforge — Salesforge is an all-in-one sales execution super app that gives every sales team the highest probability to hit their target by tackling email deliverability and the need to personalize cold email outreach at scale.We do that by enabling real-time AI & machine learning to decision critical sales activities, enhance messaging and eliminatethe need for various sales point solutions, therefore driving superior conversion rates.

Portfolio highlights

• Yaga — Yaga is an online selling and shopping platform for new and preloved fashion. Buy preloved clothing safely or open your own shop and sell. Find unique second hand clothes, earn extra money and help save the Planet.
• Grünfin — Grünfin is a sustainable investing platform for people who care about their impact.
• Parcelsea — Parcelsea is a technology firm that provides e-commerce users and last-mile delivery service providers with an open network platform. The goal is to create a smart mailbox that is user-friendly and secure for everyone.

Portfolio highlights

• SigmaOS — SigmaOS is a new type of browser designed for founders, researchers, and content creators to make it better and faster to work on the web.
• Cauldron — Cauldron aim is to create a Worldbuilding is the art form that is foundational to everything at Cauldron. We want people to truly feel they can not only escape into our worlds, but through the advances of Web3, be a part of them.
• Werk — Werk is building a construction labor marketplace, that matches workers internationally to any country, all while automating the paperwork and HR. Our community provides trade union benefits, globally. Think of it as a mix of Deel & LinkedIn, but for construction that disrupts the European gray economy. Werk is building a digital identity forthe workers building our homes and offices.