Siim Teller
Managing Partner @ Lemonade Stand
Tallinn, Estonia
Siim Teller is a Managing Partner at Lemonade Stand. He attended the University of Tartu from 1997 to 2003.
- Total investments:
- 4
- Last investment:
- Lead investor:
- 25%
Last updated:
For AI agents: llms.txt
Industries Siim Teller invests in
Stages Siim Teller invests in
Countries Siim Teller invests in
Round sizes
Round size
- Seed
- $371k–$3M
Investment Focus
Industry
- Software 2 (50%)
- Artificial Intelligence 2 (50%)
- Simulation 1 (25%)
- Manufacturing 1 (25%)
- Facility Management 1 (25%)
Stage
- Seed 3 (75%)
- Pre-Seed 1 (25%)
Country
- Austria 1 (25%)
- Estonia 1 (25%)
- Czech Republic 1 (25%)
- Slovakia (Slovak Republic) 1 (25%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
DimensionLab
|
At DimensionLab we help companies speed up simulation workflows with our AI Engineering software. Our flagship product, Siml.ai, is a platform for AI-based high-speed physics simulations. It uses physics-informed neural networks to reduce the time of numerical simulations from months to hours or minutes, thus reducing costs and significantlyspeeding up the development of key technologies such as nuclear fusion, developing new types of batteries, optimising designs to reduce the energy burden, improving robots to move better in extreme conditions and more. | $1M / Seed / Dec 31, 2022 | |
Superface
|
The future of APIs is true machine-to-machine communication. Autonomous APIs, decoupled components and self-driving clients are the foundation for voice interfaces and artificial intelligence. Superface uses super interface components that enable plug-and-play usage of data and services provided by companies using their API. | $3M / Seed / Jan 01, 2022 | |
Wowflow
|
Wowflow is a mobile-first collaboration and workflow for facility maintenance teams. | $364.7K / Pre-Seed / Feb 25, 2021 | |
Eziil
|
Eziil is a Viljandi, Estonia-based SAAS developer for production and manufacturing companies. | $371K / Seed / Oct 05, 2020 |
Co-Investors
About Lemonade Stand
Lemonade Stand is a VC fund that focuses on early stage B2B investments in Baltic and East European founders no matter the HQ location. Investing €25-300K in strong teams, technology or traction.
Lemonade Stand Contacts
| Name | Phone | Socials | |
|---|---|---|---|
|
Siim Teller
Managing Partner
|
|||
4 more contacts available
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FAQ
What does Siim Teller invest in?
Siim Teller invests primarily in Software, Artificial Intelligence and Simulation startups, most often at Seed and Pre-Seed stage. Most of the 4 investments tracked by Shizune back companies in Austria. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Siim Teller's check size?
Siim Teller typically joins rounds of $371k–$3M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Siim Teller participates in.
When did Siim Teller last invest?
The most recent investment recorded for Siim Teller closed in Dec 2022. Shizune tracks 4 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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