Priit Kasesalu
Partner @ Ambient Sound Investments
Priit Kasesalu is a seed investor at Ambient Sound Investments focused on iOS and Apps. Priit is heavily involved in assessing all of ASI's new technology investments.Before ASI, Priit played an integral role in developing Kazaa and later Skype; indeed, he continues to work at Skype as a core library developer.While cryptography and data communication are his areas of expertise, his other passion is computer gamedevelopment. Together with Ahti and Jaan, he wrote the first Estonian commercial computer game, Kosmonaut.When he isn't using his innate ability to solve complex technical problems, Priit enjoys good company, gourmet restaurants and biking.He holds a degree in automation and system technology from Tallinn University of Technology.
- Total investments:
- 2
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Priit Kasesalu invests in
Stages Priit Kasesalu invests in
Countries Priit Kasesalu invests in
Round sizes
Round size
- Seed
- $276k–$382k
Investment Focus
Industry
- iOS 1 (50%)
- Apps 1 (50%)
- Email 1 (50%)
- Internet 1 (50%)
- Messaging 1 (50%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Fleep
|
Fleep is a web, Android, iOS, Mac and Windows app that wants to bridge the gap between ‘reply all’-style group email and enterprise messaging/IM services.Founded by ex-Skypers, Fleep is a messaging service that fills the gap between email and various IM/texting services. They take email’s ability to contact anyone and marry it withreal-time messaging.They are based in Estonia, with offices in Tallinn and Tartu. Their services are hosted on Amazon EC2 in Dublin, Ireland. | $382K / Seed / Mar 18, 2014 | |
|
Fleep
|
Fleep is a web, Android, iOS, Mac and Windows app that wants to bridge the gap between ‘reply all’-style group email and enterprise messaging/IM services.Founded by ex-Skypers, Fleep is a messaging service that fills the gap between email and various IM/texting services. They take email’s ability to contact anyone and marry it withreal-time messaging.They are based in Estonia, with offices in Tallinn and Tartu. Their services are hosted on Amazon EC2 in Dublin, Ireland. | $276K / Seed / Aug 29, 2013 |
Co-Investors
About Ambient Sound Investments
Ambient Sound Investments (ASI) was established in 2003 as an equal partnership by four founding engineers at Skype to hold a minority stake in Skype. At the end of 2005 ASI sold its Skype shares to eBay and now operates as a private investment vehicle.
Ambient Sound Investments Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Heleri Hinno
Management Assistant
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Kaspar Daljajev
Analyst
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Keiu Heinpalu
Lawyer
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Priit Kasesalu
Partner
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Tauno Tats
CEO
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FAQ
What does Priit Kasesalu invest in?
Priit Kasesalu invests primarily in iOS, Apps and Email startups, most often at Seed stage. Most of the 2 investments tracked by Shizune back companies in Estonia. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Priit Kasesalu's check size?
Priit Kasesalu typically joins rounds of $276k–$382k 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 Priit Kasesalu participates in.
When did Priit Kasesalu last invest?
The most recent investment recorded for Priit Kasesalu closed in Mar 2014. Shizune tracks 2 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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