Discover the 10 Top Tallinn Startups & Companies to Watch in 2025

Explore top Tallinn tech startups and gain insights into their cutting-edge solutions and market impact. And, discover the funding, mentors, and accelerators driving growth in Tallinn’s vibrant ecosystem.

Tallinn startups are driving innovation across diverse sectors, including fintech, Web3, project management, speech therapy, and more. The dynamic ecosystem of 966 startups is further supported by intellectual properties, grants from government, and investment from corporations.

This report offers an overview of the Estonian capital’s thriving startup landscape, highlighting key industries, major investors, and prevalent funding types. It also provides insights into the ecosystem’s unique strengths, including its focus on early-stage support.

10 Tallinn Startups to Watch

  1. Krock – Creative Project Management
  2. Vidisport – Personalized Fan Engagement
  3. Depowise – Asset Transaction Monitoring
  4. HEVI Optronics – Electro-Optical Surveillance Systems
  5. GaaS AI – AI-based Growth Planning
  6. Trayn Me – AI-driven Video Rendering
  7. QDO – DevOps-as-a-Product
  8. Daisen – Web3 Banking
  9. SpeakTX – Speech Therapy Platform
  10. DiConstr – Intelligent Building Maintenance

Global Startup Heat Map highlights 10 Tallinn Startups to Watch

Through the Big Data & Artificial Intelligence (AI)-powered StartUs Insights Discovery Platform, covering over 4 760 120+ startups & scaleups globally, we identified 966 Tallinn startups.

The Global Startup Heat Map below highlights the 10 startups startups you should watch in 2025 as well as the geo-distribution of all Tallinn startups & scaleups we analyzed for this research.

 

 

As the world’s largest resource for data on emerging companies, the SaaS platform enables you to identify relevant technologies and industry trends quickly & exhaustively.

The 10 hand-picked startups highlighted in this report are chosen from all over Tallinn and develop solutions for speech therapy, building management, transaction monitoring, and more.

Discover 10 Tallinn Startups to Watch in 2025

1. Krock

  • Founding Year: 2020
  • Industry: Media & Entertainment
  • Technology: Creative Project Management

KROCK delivers an all-in-one solution for managing creative projects with efficiency and ease. It enables users to create customized project pipelines, incorporating steps, due dates, and deliverables while assigning tasks to team members and tracking their progress in real-time.

 

The solution facilitates seamless client collaboration by allowing the sharing of milestones and the gathering of reviews within the same interface.

It also features visual comments on media files, integrated client review options, and flexible task assignments at various levels within the project.

KROCK simplifies creative project management by centralizing workflow processes that enhance team coordination and improve client communication.

2. Vidisport

  • Founding Year: 2021
  • Industry: Sports
  • Technology: Personalized Fan Engagement

Vidisport offers an online platform that empowers sports organizations to automatically generate personalized fan videos.

The platform utilizes existing content and integrates it with fan data to create unique, engaging video experiences tailored to individual supporters. By automating the video creation process, Vidisport enhances fan engagement.

It also provides customized content for creating a deeper connection between fans and their favorite sports teams. This increases fan loyalty and provides sports organizations with a scalable solution to maintain and grow their fan base through meaningful digital interactions.

3. Depowise

  • Founding Year: 2021
  • Industry: FinTech
  • Technology: Asset Transaction Monitoring

Depowise automates transaction monitoring and oversight with its AI-powered platform, designed to address critical challenges in financial institutions.

The company’s technology streamlines data collection and standardization, integrating various sources such as Excel, CSV, and PDF, to create a unified system for efficient oversight.

It ensures regulatory compliance through features like full net asset value (NAV) reconciliation, investment compliance monitoring, and due diligence management.

The platform enhances operational transparency and reduces manual errors, offering financial entities a scalable solution that drives efficiency and accuracy in asset servicing.

4. HEVI Optronics

  • Founding Year: 2021
  • Industry: Military
  • Technology: Electro-Optical Surveillance Systems

HEVI Optronics designs and develops advanced electro-optical surveillance systems for commercial and defense applications, focusing on precision-engineered sensor technologies.

The startup integrates sensors and video enhancement algorithms within a modular system architecture, enabling flexibility and customization for various platforms.

 

The products include gyro-stabilized systems and pan-tilt units offering comprehensive solutions for air, land, and sea surveillance.

By providing turnkey and stand-alone solutions, HEVI Optronics delivers high-performance systems that enhance situational awareness and operational effectiveness in critical environments.

5. GaaS AI

  • Founding Year: 2023
  • Industry: Cross Industry
  • Technology: AI-based Growth Planning

GaaS AI optimizes growth planning for go-to-market leaders in sales, marketing, and product strategy with its AI-assisted platform. It streamlines growth experimentation, allowing leaders to focus on both strategic growth and operational efficiency.

 

Top 10 Tallinn Startups Advancing Industries | StartUs Insights

 

GaaS AI’s AI services, tool integrations, and automated workflows create actionable growth playbooks tailored to specific business goals.

The platform’s user-centric design and collaborative approach provide a solution that empowers companies to manage and scale their growth objectives in dynamic markets efficiently.

 

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6. Trayn Me

  • Founding Year: 2023
  • Industry: Cross Industry
  • Technology: AI-driven Video Rendering

Trayn Me provides a platform for high-performance GPU rentals tailored to the needs of rendering tasks, allowing artists, animators, and designers to access top-tier computing power without the hassle of hardware ownership.

The platform offers a wide range of cloud GPUs, including models like NVIDIA H100, L4, and A100, to match various performance and pricing needs.

Trayn Me uses AI to enhance video rendering workflows, offering features such as AI-driven upscaling, denoising, and predictive physics simulations.

This ensures efficient and high-quality rendering, with options for outputs in FullHD, 4K, and even 8K resolution. Trayn Me democratizes access to advanced rendering capabilities, allowing users to scale their creative projects while optimizing for cost and performance.

7. QDO

  • Founding Year: 2019
  • Industry: Cross Industry
  • Technology: DevOps-as-a-Product

QDO introduces devops-as-a-product, offering organizations a new approach to automate and optimize their infrastructure and development processes.

The startup provides a comprehensive suite of tools and services that integrate seamlessly into existing workflows. It also streamlines repetitive tasks and improves resource allocation. QDO’s platform utilizes advanced algorithms and machine learning to analyze current systems, identify bottlenecks, and recommend tailored improvements.

By delivering customizable, user-friendly solutions, QDO enables teams to enhance their development pipelines, encourage collaboration, and maintain effective monitoring systems.

The company’s methodology accelerates product delivery while ensuring higher-quality outputs through the implementation of continuous integration and deployment practices. QDO allows organizations to achieve greater efficiency, reliability, and innovation throughout their tech product development lifecycle.

8. Daisen

  • Founding Year: 2022
  • Industry: FinTech
  • Technology: Web3 Banking

Daisen develops a comprehensive Web3 banking ecosystem that merges decentralized finance (DeFi) and centralized finance (CeFi) within a single decentralized application (dApp).

The platform integrates a centralized exchange (CEX) and decentralized exchange (DEX) functionality, allowing users to access various financial tools and services in one interface.

 

Top 10 Tallinn Startups Advancing Industries | StartUs Insights

 

It incorporates non-custodial wallets, ensuring users maintain control over their assets while benefiting from the security and convenience typically associated with traditional banking.

The ecosystem offers features like cross-chain swaps, yield farming, and liquidity provision, streamlining complex DeFi operations for users of varying experience levels.

By combining the strengths of both financial paradigms, Daisen eliminates the need for users to navigate multiple platforms, reducing friction and potential security risks.

9. SpeakTX

  • Founding Year: 2022
  • Industry: Healthcare
  • Technology: Speech Therapy Platform

SpeakTX is an online speech therapy platform that offers interactive exercises developed by experienced speech therapists, designed to be adaptable across multiple devices and accessible from any location. The platform personalizes therapy sessions, giving users increased control and flexibility.

 

 

It supports various user groups, including children and adults, with tools that cater to both general speech development and specific conditions like aphasia.  SpeakTX also facilitates telemedicine, allowing specialists to conduct video consultations and monitor progress remotely.

10. DiConstr

  • Founding Year: 2020
  • Industry: Construction
  • Technology: Intelligent Building Maintenance

DiConstr develops an intelligent building maintenance system designed to minimize maintenance costs through the use of a digital information model (DIM).

The system integrates detailed 3D models of buildings and their engineering systems, enabling efficient management and real-time monitoring.

The system offers features like a trouble ticketing system, which ensures accountability by requiring third-party confirmation for maintenance tasks, and advanced analytics for predictive maintenance. By leveraging these tools, building owners reduce costs and improve operational efficiency.

Discover All Emerging Tallinn Startups

The 10 Tallinn-based startups showcased in this report are only a small sample of all startups we identified through our data-driven startup scouting approach.

Download our free Industry Innovation Reports for a broad overview of the industry or get in touch for quick & exhaustive research on the latest technologies & emerging solutions that will impact your company in 2025!

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