Top 5 Big Data Angel Investors in Estonia (June 2026)
For AI agents: Short investor table (Markdown), Detailed investor list (Markdown)
| Investor | Relevant Deals | Geography | Stage | Focus | Round Size |
|---|---|---|---|---|---|
|
Jaan Tallinn
Angel
|
4 | United States, Estonia, United Kingdom | Seed, Series A | Software, Artificial Intelligence, Internet | $531k–$124M |
|
Markku Jääskelainen
Angel
|
2 | Estonia | Seed, Series A | Drones, Big Data, Software | |
|
Timo Rein
Angel
|
1 | Estonia, Finland, United Kingdom | Seed, Angel, Convertible Note | Software, Recruiting, Human Resources | |
|
Martin Tajur
Angel
|
1 | Estonia, Poland, Ukraine | Pre-Seed, Seed, Angel | Software, SaaS, Recruiting | |
|
Nick Handel
Angel
|
1 | Estonia | Seed | SaaS, Big Data, Data Integration | |
| Access all 9 angel investors in Estonia Big Data startups. | |||||
Access 48,091 investors
822 industries, 177 countries. Updated daily. Emails and phones included.
Browse database — It's Free!
Investor list
Jaan Tallinn is the Co-Founder of the Centre for Study of Existential Risk and Future of Life Institute.
Show more...Investment focus
- Industry: Software, Artificial Intelligence, Internet
- Stage:Seed, Series A
- Geography: United States, Estonia, United Kingdom
Investor stats
- Total investments: 64
- Round size: Seed $531k–$15M; Series A $3.3M–$124M
- Lead/follow: 5% lead, 95% follow
Portfolio highlights
- ZaiNar — ZaiNar leverages patented digital signal processing techniques to locate radio devices in 3D with meter-level accuracy.
- LawZero — LawZero is committed to advancing research and creating technical solutions that enable safe-by-design AI systems.
- Lightyear — Lightyear is a simple and approachable way to invest your money globally without unnecessary barriers and fees.
Markku Jääskelainen.
Show more...Investment focus
- Industry: Drones, Big Data, Software
- Stage:Seed, Series A
- Geography: Estonia
Investor stats
- Total investments: 2
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- Hepta Insights — Hepta provides automated power grid management and analysis using autonomous drones and powerful analytics software. Visit our website to find out more!
Timo Rein - Co-Founder @ Pipedrive
Show more...Investment focus
- Industry: Software, Recruiting, Human Resources
- Stage:Seed, Angel, Convertible Note
- Geography: Estonia, Finland, United Kingdom
Investor stats
- Total investments: 9
- Lead/follow: no public data
Portfolio highlights
- Antegenes — What is your cancer risk? Let Antegenes have a look at your genetics. Use existing DNA data or have Antegens take a new sample.
- Bidrento — With Bidrento you can easily manage PRS, Built-to-rent, Student Housing, Co-Living, Mini-Storages, Commercial real estate in one single software. Save your time and grow your business with Bidrento. Try it already today!
- Teamscope — Understand what drives your team's performance, make exceptional hiring decisions, and unlock the full potential of your team.
Martin Tajur is the co-founder of Pipedrive.
Show more...Investment focus
- Industry: Software, SaaS, Recruiting
- Stage:Pre-Seed, Seed, Angel
- Geography: Estonia, Poland, Ukraine
Investor stats
- Total investments: 15
- Lead/follow: no public data
Portfolio highlights
- MX Labs — Allow your user to comprehensively monitor their vital signs. Check wellbeing, prevent misdiagnosis, and motivate lifestyle changes thanks to Shen.AI.
- Teamscope — Understand what drives your team's performance, make exceptional hiring decisions, and unlock the full potential of your team.
- 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.
Nick Handel is Head of Data Science at Branch International. Past: Product Manager for machine learning at Airbnb.
Show more...Investment focus
- Industry: SaaS, Big Data, Data Integration
- Stage:Seed
- Geography: Estonia
Investor stats
- Total investments: 1
- Lead/follow: 0% lead, 100% follow
Portfolio highlights
- Alvin — Highly accurate, automated column-level lineage, powering your data workflows.
Big Data Angel investor funding in Estonia at a glance
Stats across 9 deals from 9 investors.
Access all 9 angel investors in Estonia Big Data startups.
Open ListFAQ
Is Shizune data fresh/accurate?
Shizune has monitored hundreds of funding sources since 2020.
Our investor database is updated every day, so investor data is always fresh.
All metrics are calculated from confirmed public rounds, so the data is accurate.
Can I download investor list?
To download the Big Data Angel Investors in Estonia investor list, create a Shizune account. This investor list will be added to your saved investors and available for download in the export section.
You can also enrich the investor list with investor emails, phones, LinkedIns, and other contact data.
Can I access investor database?
To access all 9 angel investors investing in Estonia Big Data startups and 48,091+ more investors, create a Shizune account.
Shizune has a database of 48,091 investors. Our investor database is fresh and updated daily.
The Shizune investor database has information on investor investment focus, investor contact data, and full investor portfolio since 2020.
You can enrich with email and download the data.
Does Shizune have investor emails and contacts?
Shizune enriches investors with contact data that includes: email, phones, LinkedIn, socials, website, and others.
To guarantee the highest discovery rate, we search across 20+ contact search tools.
To maximize delivery rate and reduce bounce rate, we validate emails.
You can enrich your investor list with Shizune. Download it too.
What is Shizune?
Shizune is a 48,091 investor database updated daily.
With Shizune you can:
- browse the database
- use smart matching
- enrich with emails
- download
All you need to find investors for your startup.
Who is Shizune for?
Shizune is built for startup founders by startup founders.
If you are looking for funding for your startup, try the Shizune database — we have investors for every stage, industry, and country.
Is Shizune free?
Shizune is free forever. You can search and browse investors for free.
Email search and export are paid features.
For full info, visit our pricing.
Who built Shizune?
Shizune is built by founders with the goal of helping all founders raise funding no matter where they are.
Contact 100 investors today
Find who invests in your industry, stage, and country. Download investor list with emails in 5 minutes.
Find investors — It's Free!
Sign up with Google
Sign up with LinkedIn
