About Ionisos
Ionisos is a company based in Dagneux (France) founded in 1998, and was acquired by 3i Infrastructure in July 2019. Commercial real estate properties are developed and managed by Ionisos. Ionisos has completed 2 acquisitions, including Leoni-Studerhard and Scandinavian Clinics Estonia OU. Ionisos offers products and services including Sterilization Services and Reticulation Services.
Company details
Ionisos was founded in 1998 and is based in Dagneux, France. Operations are centered on commercial real estate, with services provided in development, acquisition, construction management, and property management. Expertise is applied across sectors such as healthcare, industrial, office, residential, and self-storage facilities. Projects are designed to integrate with local environments while addressing user requirements in a functional manner.
- Headquarters Dagneux, France
- Stage Acquired
- Website ionisos.com
- Social LinkedIn
- Acquired by 3i Infrastructure (Jul 2019)
- Legal Name Ionisos
- Investors3i Infrastructure
& 3 more
- Investments & AcquisitionsLeoni-Studerhard
& 1 more
- Acquired by
Products & Services of Ionisos
Ionisos offers a comprehensive portfolio of products and services, including Sterilization Services and Reticulation Services.
Sterilization is performed using radiation and gas methods for medical and pharmaceutical products to ensure they are free from contaminants
Reticulation is conducted to improve the mechanical properties of plastics and other materials through radiation processes
Funding Insights of Ionisos
- Total Rounds 1
All 1 funding rounds of Ionisos 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 |
|---|---|---|---|---|---|
| Dec 2013 | Debt – Conventional | – | – | – |
4 investors in total: 4 institutional.
Investors in Ionisos
Ionisos has secured backing from 4 investors, including venture fund investors. Prominent investors backing the company include 3i Infrastructure, Agilitas Private Equity and Parvilla.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Private investment firm specializing in markets and partnerships. | ardian.com | |||
European infrastructure investments are managed by this private equity firm. | 2007 | 3i-infrastructure.com | Saint Helier, Jersey | |
Private equity investments target healthcare, environmental services, and diverse sectors. | 2011 | agilitaspe.com | London, United Kingdom | |
| parvilla.com |
Investor details for Ionisos
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.
Investments & Acquisitions by Ionisos
Ionisos has strategically engaged in corporate development activities, having acquired 2 companies. Notable acquisitions include Leoni-Studerhard and Scandinavian Clinics Estonia OU.
| Company Name | Description | Domain | Location | Founded | Acquired | Amount |
|---|---|---|---|---|---|---|
Sterilization services are provided for the medical device industry. | steri.ee | Tallinn, Estonia | 2007 | Oct 2017 | •••• | |
Leoni-Studerhard is identified by its domain leoni-studerhard.com. | leoni-studerhard.com | 0 | Nov 2016 | •••• |
Complete acquisition details for Ionisos
Acquired stakes, deal sources and the complete acquisition history require an active premium plan.
- Acquired stakes
- Deal sources
- Complete history
- Exports
Verified entity values are shown only after access is granted.
Timeline of Ionisos
7 dated milestones of Ionisos across 21 years, from founding to its latest funding, stage changes and deals.
- Founded Ionisos is founded.
- Funding First funding round.
- Exit Acquired by Agilitas Private Equity.
- Exit Acquired by Ardian.
- Acquisition Acquires Leoni-Studerhard.
- Acquisition Acquires Scandinavian Clinics Estonia OU.
- Exit Acquired by 3i Infrastructure.
Web traffic of Ionisos
The website of Ionisos (ionisos.com) receives about 8.2K visits a month.
- Monthly visits8.2K
▲ 46.6% vs previous month
Websites whose visitors overlap most with Ionisos. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| alken-murray.com | 100% | #8,460,723 | View details | ||
philombios.com | philombios.com | 100% | – | ||
| qlaboratories.com | 100% | 5.1K | #3,709,140 | View details | |
| titanbiotechltd.com | 100% | 14.6K | #1,498,243 | View details | |
naturallinkmoldlab.com | naturallinkmoldlab.com | 100% | – | ||
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 21 similar websites and full traffic analytics for Ionisos
The complete similar-websites list, audience overlap and engagement analytics require an active premium plan.
- 21 similar websites
- Audience overlap
- Engagement analytics
- Traffic by brand
Verified entity values are shown only after access is granted.
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Frequently Asked Questions about Ionisos
Ionisos was founded in 1998 and raised its 1st funding round 15 years after it was founded.
Ionisos is headquartered in Dagneux, France. It is registered at Dagneux, Auvergne-rhone-alpes, France.
Ionisos was founded in 1998 and is based in Dagneux, France. Operations are centered on commercial real estate, with services provided in development, acquisition, construction management, and property management. Expertise is applied across sectors such as healthcare, industrial, office, residential, and self-storage facilities. Projects are designed to integrate with local environments while addressing user requirements in a functional manner.
Ionisos offers Sterilization Services and Reticulation Services.
Ionisos has made 2 acquisitions, including Leoni-Studerhard, and Scandinavian Clinics Estonia OU.
Ionisos has 4 investors. Key investors include 3i Infrastructure, Agilitas Private Equity, Parvilla, and Ardian.
Ionisos operates through Ionisos.
Yes. Ionisos was acquired by 3i Infrastructure in July 2019.