# Rain Kivisik

> Rain Kivisik is a startup investor at Contriber Ventures. See 0 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Contriber Ventures](https://shizune.co/investors/profile/contriber)
- Last updated: Aug 2026

Rain Kivisik is a startup investor at Contriber Ventures. Rain Kivisik is the Founder of Contriber & Dealum.

## About Contriber Ventures

VC Fund · Tartu, Estonia

Contriber is building a more human, online collaboration software with a visual approach to organizing projects. Designed for teams, this software provides a set of tools for better team cooperation.The first set is a day-to-day collaboration environment to maintain all team communication and task-time-management including emails, group-chat,files, calendar, decisions, and more…The second set is a suite of tools that we refer to as teamwork tools. These tools make use of psychological processes that are intended to take teamwork to the next level. They help with showing where things get stuck and how to build an Intelligent Cooperation among team members.A team's magic is found in its members and in understanding how they can better relate to one another. This is the key to every team's success.

3 contacts available at Contriber Ventures.

| Name | Title | Profile |
| --- | --- | --- |
| Mārtiņš Bičevskis | Cocoon Program Mentor | https://shizune.co/investors/profile/m%C4%81rti%C5%86%C5%A1-bi%C4%8Devskis |
| Rain Kivisik | Co-Founder | https://shizune.co/investors/profile/rain-kivisik |
| Rein Lemberpuu | CEO and co-Founder | https://shizune.co/investors/profile/rein-lemberpuu |

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