Top 25 Construction Startup Investors in Estonia (October 2026)

Portfolio highlights

• Esgrid — Esgrid provides value-chain sustainability management solutions to medium-sized businesses and financial institutions.
• Soldera — Soldera is unifying energy certificate registries. We give corporate energy buyers, sustainability teams, procurement teams, utilities, and traders one infrastructure layer across fragmented registries so they can procure, manage, and cancel renewable energy certificates with far less manual work.The platform combines aggregated procurement fromthousands of utilities with cleaner registry execution and audit-ready, government-backed cancellation statements traceable to the generating machine. That makes renewable energy certificate management easier to run, easier to evidence, and easier to scale across markets.
• Blackswan Space — for satellite integrators and operators to enable the next step in in-orbit capabilities

Portfolio highlights

• OTee — OTee's Industrial Automation platform makes it possible to create and manage industrial-grade virtual control systems, based on open standards and architecture!
• Spiral Hydrogen — All-in-one, bubble-free centrifugal electrolyzer with an embedded axial flux generator that sets a new standard in efficiency and simplicity.
• Nanordica Medical — Nanordica Medical develops novel nanoparticle-based antibacterial wound care products.

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 connects to 2,300+ European banks, syncs your transactions automatically and sorts them into budgets. On iOS and Android.

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 — At SegmentStream we partner with growth leaders to drive more revenue from paid media through full-funnel attribution, incrementality measurement and automated cross-channel budget allocation powered by predictive AI.

Portfolio highlights

• Creem — Creem is the all-in-one platform where software companies run payments, taxes, affiliates and revenue - together Finance for humans building online
• Bilt.me — Describe your app idea and Bilt builds it. Preview on your phone, publish to the App or Play Store when you're ready.
• ScamGuardian.AI — ScamGuardian develops AI-powered victim simulations to capture actionable scam intelligence

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

• 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

• Peec AI — Peec AI helps marketing teams analyze brand performance across ChatGPT, Perplexity, and Gemini. Track visibility, benchmark competitors, and optimize AI search presence.
• 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.
• Skalar — Skalar specializes in providing automated and digital tax and accounting services for companies.

Portfolio highlights

• GIG-A — Open a bank account in Japan from your mobile with GIG-A. Receive salary, manage everyday spending, or transfer money with ease.
• Supersimple — Supersimple helps SaaS companies use customer behavior data to drive decisions in product & sales.
• ScamGuardian.AI — ScamGuardian develops AI-powered victim simulations to capture actionable scam intelligence

Portfolio highlights

• geoSurge — Customers don't search. They ask.
• Marble — Marble is an opensource, real time fraud and compliance automation engine designed for fintechs and financial institutions.
• Backbone — AI platform for food & beverage quality teams. Connects standards, audits, supplier data, and customer requirements into one live picture. Automates the admin. Routes the right intelligence to the right person. Faster decisions, fewer blind spots.

Portfolio highlights

• Rayon — Built for Speed. Designed for Teams.
• Faktus — Le partenaire financier de vos chantiers publics. Le financement de BFR rapide et accessible pour les entreprises du bâtiment
• Kuro Technology — Kuro is the AI ​​foundation for general contractors.

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.

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.
• Moderan — Moderan is an online software for commercial real estate lease lifecycle management and asset reporting. So easy, any team can start using it in a day. Get your lease and property information organised. Save time with automated reports and make sure no deadline is missed.
• VideoCV.io — Spend less time reading stacks of resumes, and more time on finding the best fit for your company. VideoCV helps you increase your hiring productivity by streamlining your talent management processes.

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
• 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

• 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 — MuRay Tech generates a controlled muon beam to image inside solid metal and 3D printed pieces. Non-destructively. In minutes.

Portfolio highlights

• Monk — AI-native accounts receivable platform. Stop chasing invoices, get paid fast.
• 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

• Vendis.ai — A CRM that actually understands you. Your intelligent AI sales companion. Conversation in, pipeline out. Zero forms.
• 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!
• Breyta — Gather all your qualitative data and our AI assistant transcribes, analyses and delivers you accurate product insights and patterns at scale in seconds.

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

• 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

• 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

• BirdyChat — A modern work chat app for professionals. Start conversations with anyone using their work email. Collaborate and grow your network.
• Giraffe360 — Real estate camera and AI software for versatile listing media
• Saltz — Premium ingredients for your menu with no hidden delivery fees or markups.

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

• 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 — Gradient Labs builds AI agents for financial services. Automate disputes, KYC, lending, customer support, and the back-office work in between. Book a demo.

Portfolio highlights

• Yaga — Yaga is designed for everyone who wants to sell items online in a convenient and secure manner.
• 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.

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.