About Siilo
Siilo is a Healthcare company based in Amsterdam (Netherlands) founded in 2015 by Joost Bruggeman, and was acquired by Doctolib in March 2023. Secure messaging is facilitated for medical professionals via mobile app. Siilo has raised $15.69 million across 2 funding rounds from investors including Philips, Doctolib and Heal Capital. Its chief executive, as recorded, is Joost Bruggeman. Its website siilo.com draws about 11 thousand monthly visits. Siilo offers products and services including Doctolib Siilo Messenger and Siilo for Organisations. Its focus areas include HealthTech, Healthcare IT, Value Based Care and Care Coordination. Its legal entity is Siilo from Doctolib.
Company details
Siilo was founded in 2015 in Amsterdam, Netherlands, within the healthcare technology sector. A secure messaging application is offered to medical professionals, enabling instant exchanges of messages that are automatically deleted after 30 days. Pictures can be stored in an encrypted vault and anonymized prior to transmission. The platform also supports crowdsourcing for advice, assistance, news sharing, and professional discussions. Availability is provided on iOS and Android devices.
Products & Services of Siilo
Siilo offers a comprehensive portfolio of products and services, including Doctolib Siilo Messenger and Siilo for Organisations.
Free app for secure healthcare professional communication.
Tailored secure network for healthcare teams and institutions.
Apps and channels of Siilo
Siilo publishes 1 mobile app with over 100K+ downloads.
Funding Insights of Siilo
Siilo has successfully raised a total of $15.69M across 2 strategic funding rounds. The most recent funding activity was a Series A round of $10.5 million completed in July 2020. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $15.69M
- Total Rounds 2
- Last Round Series A β $10.5M
- First Round $5.19M
(Oct 2018)
- Investors Count 3
All 2 funding rounds of Siilo with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Jul 2020 | $10.5M | Series A | β | Heal Capital | |
| Oct 2018 | $5.19M | Series A | β | EQT Ventures | β |
4 investors in total: 4 institutional.
Investors in Siilo
Siilo has secured backing from 4 investors, including venture fund and institutional investors. Prominent investors backing the company include Philips, Doctolib and Heal Capital.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Heal Capital is focused on investing in HealthTech startups. | healcapital.com | Berlin, Germany | ||
Venture capital investments in technology and innovation sectors. | eqtventures.com | |||
Diversified products are provided across health, lighting, and consumer sectors. | 1891 | philips.com | Amsterdam, Netherlands | |
Doctor appointments are booked via an online platform. | 2013 | doctolib.fr | Levallois Perret, France |
Investor details for Siilo
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
Verified entity values are shown only after access is granted.
People of Siilo
17 people are tracked at Siilo (5 in leadership, 12 in team).
| Name | Role | Group |
|---|---|---|
Joost Bruggeman | Co-Founder & CEO | Leadership |
Arvind Rao | Co Founder | Leadership |
Jurrien Bruijns | CMO | Leadership |
Joost Zegers | Head of Data | Leadership |
Nicola Brandolese | Managing Director | Leadership |
Malaika Erasmus | Business Development Representative | Team |
Mahdis Foroughi | Software Engineer | Team |
Piotr Zakrzewski | Senior Software Engineer | Team |
Jasper Aarts | Senior Staff Engineer | Team |
Fajar van Megen | Senior Software Engineer | Team |
Katherine Alfaro Ramirez | Back End Developer | Team |
Marlos Borges | Frontend Engineer | Team |
Samantha Rao | Lead Recruiter | Team |
August Oudshoorn | Senior Community Manager | Team |
Dominique Brigham | Product Marketing Lead | Team |
Daniel de Paula | Engineering Manager | Team |
Bas Kuilboer | Business developer | Team |
Complete people profiles for Siilo
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
- Full employee list
- Team structure
- Board tenure
- Professional contacts
Verified entity values are shown only after access is granted.
Timeline of Siilo
4 dated milestones of Siilo across 8 years, from founding to its latest funding, stage changes and deals.
- Founded Siilo is founded.
- Funding First funding round of $5.2M.
- Funding Latest funding round, Series A, of $10.5M.
- Exit Acquired by Doctolib.
Web traffic of Siilo
The website of Siilo (siilo.com) receives about 11.2K visits a month.
- Monthly visits11.2K
▲ 62.7% vs previous month
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Related news about Siilo
Complete news archive for Siilo
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Frequently Asked Questions about Siilo
Siilo was founded in 2015 and raised its 1st funding round 3 years after it was founded.
Siilo is headquartered in Amsterdam, Netherlands.
Joost Bruggeman is the CEO of Siilo, as recorded in our data. They have also founded this company.
Siilo is a funded company, having raised a total of $15.69M across 2 funding rounds to date. The company's 1st funding round was a Series A of $5.19M, raised on Oct 2018.
Siilo was founded in 2015 in Amsterdam, Netherlands, within the healthcare technology sector. A secure messaging application is offered to medical professionals, enabling instant exchanges of messages that are automatically deleted after 30 days. Pictures can be stored in an encrypted vault and anonymized prior to transmission. The platform also supports crowdsourcing for advice, assistance, news sharing, and professional discussions. Availability is provided on iOS and Android devices.
Siilo offers Doctolib Siilo Messenger and Siilo for Organisations.
Siilo has 4 investors. Key investors include Philips, Doctolib, Heal Capital, and EQT Ventures.
Siilo operates through Siilo From Doctolib.
Yes. Siilo was acquired by Doctolib in March 2023.
Yes. Siilo publishes Doctolib Siilo, with over 100,000 downloads.

