# Taavi Madiberk

> Taavi Madiberk is a seed investor at Skeleton Technologies backing Software. See 5 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Skeleton Technologies](https://shizune.co/investors/profile/skeleton-technologies)
- Location: Dresden, Germany
- Total investments: 5
- Last investment: Oct 2025
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/madiberk
- X (Twitter): https://twitter.com/tmadiberk
- Facebook: https://www.facebook.com/taavi.madiberk

Taavi Madiberk is a seed investor at Skeleton Technologies in Dresden focused on Software and Information Technology. Taavi Madiberk is the Co-Founder and Chief Executive Officer at Skeleton Technologies. His business development, sales and marketing and company management skills have been instrumental in setting-up and driving growth. He has been the driving force for excellent customer traction, (the company counts as customers European Space Agency and severalTier 1 automotives), business strategy (leveraging the advantage in materials technology to energy storage cells and modules), product development and fundraising from venture capital, private equity and public sources in German, Estonian and EU level. Taavi Madiberk brings knowledge from the IT, locomotive and NGO sectors from his experience prior to Skeleton Technologies. Among other Board positions he has served as the youngest ever Chairman of the Supervisory Board in Estonian Railways Ltd (AS Eesti Raudtee) from 2012-2014 the national railway. He also served as a Member of the Supervisory Board of RKAS in 2014, an Estonian state-owned real estate company with over 400 M EUR of assets.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $636k–$1.1M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 3 | 60% |
| Information Technology | 3 | 60% |
| SaaS | 1 | 20% |
| Energy | 1 | 20% |
| Mobile | 1 | 20% |

15 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 3 | 60% |
| Angel | 1 | 20% |
| Pre-Seed | 1 | 20% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| LynxPower | Cleantech platform offering wireless metering and AI-driven energy management to track, analyze, and optimize energy use in real time. | $636.5K | Seed | Oct 30, 2025 |  |
| MarkeDroid | MarkeDroid is revolutionizing the renewable energy industry as the first European Plug & Play platform driven by energy spot prices management and access to the FLEX markets for the residential solar batteries. With its cutting-edge technology, MarkeDroid is reshaping the energy value chain and maximizing the value of renewable energy for allstakeholders. | $132K | Pre-Seed | Aug 02, 2023 |  |
| DriveX Technologies | DriveX is a technology partner for insurers. With the proprietary AI-assisted verification, companies can inspect vehicles remotely. Insurers save costs, reduce fraud risk and provide a better, digital customer experience. Whether selling motor insurance policies or managing claims, DriveX solutions are there to help employees and customers. | $1M | Seed | Apr 26, 2022 |  |
| 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. | $1.1M | Seed | Apr 29, 2021 |  |
| ProcurementFlow | Cloud-based software for keeping communication and procurement process in sync! The first cloud-based Teamwork Management Platform for Purchasing and Procurement departments. | $637K | Angel | Nov 11, 2019 |  |

5 of 5 investments shown.

## Co-investors
- [DEPO Ventures](https://shizune.co/investors/profile/depo-ventures) — VC Fund, 2 deals together
- [AS Giga](https://shizune.co/investors/profile/as-giga) — VC Fund, 1 deal together
- [Bellone Invest](https://shizune.co/investors/profile/bellone-invest) — VC Fund, 1 deal together
- [DOJUS group](https://shizune.co/investors/profile/dojus-group) — VC Fund, 1 deal together
- [EstBAN](https://shizune.co/investors/profile/estban) — VC Fund, 1 deal together
- [Kaamos](https://shizune.co/investors/profile/kaamos-02a3) — VC Fund, 1 deal together

## About Skeleton Technologies

VC Fund · Tallinn, Estonia

Skeleton Technologies is a manufacturer and developer of high-energy and high-power-density ultracapacitors based on patented curved graphene material. The company delivers high-power and high-energy storage solutions across the industry.The company's ultracapacitors deliver twice the energy density and four times the power density offeredby other manufacturers. The company's current customer base includes engineering companies, the European Space Agency, and several Tier 1 automotive manufacturers.

5 contacts available at Skeleton Technologies.

| Name | Title | Profile |
| --- | --- | --- |
| Oliver Ahlberg | Chairman Of The Supervisory Board | https://shizune.co/investors/profile/oliver-ahlberg |
| Ants Vill | VP of Product | https://shizune.co/investors/profile/ants-vill |
| Ibrahim Al-Taie | Product Marketing | https://shizune.co/investors/profile/ibrahim-al-taie |
| Jaan Leis | senior research scientist | https://shizune.co/investors/profile/jaan-leis |
| Taavi Madiberk | CEO & Member of the Board | https://shizune.co/investors/profile/taavi-madiberk |

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## FAQ

### What does Taavi Madiberk invest in?

Taavi Madiberk invests primarily in Software, Information Technology and SaaS startups, most often at Seed and Angel stage. Most of the 5 investments tracked by Shizune back companies in Estonia. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Taavi Madiberk's check size?

Taavi Madiberk typically joins rounds of $636k–$1.1M 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 Taavi Madiberk participates in.

### When did Taavi Madiberk last invest?

The most recent investment recorded for Taavi Madiberk closed in Oct 2025. Shizune tracks 5 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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