About Clavister
Clavister is a publicly listed company based in Ornskoldsvik (Sweden) founded in 1997 by John Vestberg. Network security solutions for enterprises and telecoms are provided. It operates in the Telecommunications and Technology sectors. The company has 103 employees. Clavister has completed 2 acquisitions, including Omen Technologies and PhenixID. Its chief executive, as recorded, is John Vestberg. Its website clavister.com draws about 23 thousand monthly visits. Clavister offers products and services including Next-Generation Firewall, Clavister Cloud Services, Military Grade Security, and Identity & Access Management. Its focus areas include Enterprise Infrastructure, Cybersecurity, Suite and Telecom.
Company details
Clavister was founded in 1997 in Örnsköldsvik, Sweden, within the cybersecurity sector. Security solutions are delivered for fixed, mobile, and virtual network environments, targeting enterprises and telecom operators. The product range includes appliance software for unified threat management, next-generation firewalls, DDoS protection, and ISP security services. Additional offerings cover distributed enterprise security, server load balancing, secure WAN optimization, and datacenter protection.
- Headquarters Ornskoldsvik, Sweden
- Employees 103
- Founders John Vestberg
- Stage Public
- SectorsTelecommunicationsTechnology
- Website category Computers Electronics and Technology · Computer Security
- Phone•••• ••••
- Website clavister.com
- Social LinkedIn X Facebook YouTube
- Legal Name Clavister Ab
- Annual Revenue$17.38 M (USD)19.33as on Dec 31, 2024
- Net Profit-$5.08 M (USD)14.34as on Dec 31, 2024
- EBITDA$2.25 M (USD)as on Dec 31, 2024
- Latest Funding Round$453.33K (USD), Grant
Dec 2023
- InvestorsSEB
& 4 more
- Employee Count103
- Investments & AcquisitionsOmen Technologies
& 1 more
Products & Services of Clavister
Clavister offers a comprehensive portfolio of products and services, including Next-Generation Firewall, Clavister Cloud Services, Military Grade Security, and Identity & Access Management.
Offers advanced protection against cyber threats
Provides cloud-based security management solutions
Ensures high-level protection for military platforms
Manages authentication and user access services
Apps and channels of Clavister
its YouTube channel Clavister has 439 subscribers and 30 videos.
Videos from Clavister
The most watched videos on Clavister's YouTube channel, Clavister (439 subscribers). Click a video to play it here.
More on Clavister.
Funding Insights of Clavister
- Total Rounds 5
- Last Round Grant — $453,331
- First Round $5.89M
(Apr 2012)
- Investors Count 5
All 5 funding rounds of Clavister 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 2023 | $453,331 | Grant | – | – | |
| Dec 2022 | $548,401 | Grant | – | – | |
| Dec 2017 | $23.5M | Debt – Conventional | – | – | |
| Aug 2015 | $3.6M | Debt – Venture | – | – | |
| Apr 2012 | $5.89M | Unspecified | – | – |
5 investors in total: 5 institutional.
Investors in Clavister
Clavister has secured backing from 5 investors, including institutional and venture fund investors. Prominent investors backing the company include SEB, European Investment Bank and Harbert Management.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Finance and advisory services for infrastructure projects are provided. | 1958 | eib.org | Luxembourg, Luxembourg | |
Infrastructure, hedge, private equity, and debt fund focused on multiple sectors | 1993 | harbert.net | Birmingham, United States | |
Investments in deep-tech, life sciences, and transformative tech are managed. | industrifonden.com | Stockholm, Sweden | ||
Government entites focused on freedom, democracy, equality and the rule of law, promoting peace and stability | 1958 | europa.eu | Brussels, Belgium | |
SEB is recognized as a leading Nordic corporate bank. | 1856 | sebgroup.com | Stockholm, Sweden |
Investor details for Clavister
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People of Clavister
12 people are tracked at Clavister (6 in leadership, 6 in team); the tracked headcount is 103.
| Name | Role | Group |
|---|---|---|
John Vestberg | Co-Founder & CEO | Leadership |
Mats Wenner | Head Of Telekom | Leadership |
Johan Edlund | Chief Operating Officer | Leadership |
Monia Benbouzid | Director New Markets | Leadership |
Mattias Nordlund | Head Of Products | Leadership |
Nils Undén | Chief Technology Officer | Leadership |
Ruben Garcia Sanchez | Education Manager | Team |
Anders Gottnersson | Senior Business Analyst & Controller | Team |
Ida Leruyet | HR Manager | Team |
Ulrika Forslund | Financial Controller | Team |
Kate Linwood | Marketing Manager | Team |
Anneli Norman | Redovisningsansvarig | Team |
Complete people profiles for Clavister
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IPO & Listings of Clavister
Clavister is a publicly listed company on the OMXSTO with ticker symbol CLAV in Sweden, operating in the Electronic technology sector. As a publicly traded entity, the company provides investors with opportunities to participate in its growth story through equity ownership. The listing enables access to capital markets, enhances corporate visibility, and provides liquidity for shareholders while maintaining transparency through regulatory compliance and regular financial disclosures.
- IPO date25 Jan 2018
- Listed onLSE: 0G6X
- Listed entityClavister AB
- Exchange sectorElectronic technology
- ISINSE0005308558
- Share price4.05 SEK (-0.15% on the day) · 2026-10-14
- Market capitalisation1,505,763,050.00 SEK
- Price to earnings51.1
- EPS (diluted, trailing year)0.08 SEK
- Volume (last session)321,194
Financials of Clavister
| Year | Revenue | Net income | EBITDA |
|---|---|---|---|
| 2025 | 219.2M SEK | 5.3M SEK | 29.9M SEK |
| 2024 | 191.7M SEK | -56.0M SEK | -10.9M SEK |
| 2023 | 160.6M SEK | -65.3M SEK | -26.0M SEK |
| 2022 | 142.7M SEK | -112.8M SEK | -49.4M SEK |
| 2021 | 129.3M SEK | -91.1M SEK | -51.3M SEK |
Detailed financial statements for Clavister
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Investments & Acquisitions by Clavister
Clavister has strategically engaged in corporate development activities, having acquired 2 companies. Notable acquisitions include Omen Technologies and PhenixID.
| Company Name | Description | Domain | Location | Founded | Acquired | Amount |
|---|---|---|---|---|---|---|
Threat detection solutions are provided via a dedicated platform. | omen-technologies.com | Gothenburg, Sweden | 2020 | Nov 2021 | •••• | |
Identity and access management solutions are provided for organizations. | phenixid.se | Nacka, Sweden | 2014 | Aug 2016 | $7.63M |
Complete acquisition details for Clavister
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Timeline of Clavister
6 dated milestones of Clavister across 26 years, from founding to its latest funding, stage changes and deals.
- Founded Clavister is founded.
- Funding First funding round of $5.9M.
- Acquisition Acquires PhenixID.
- IPO Lists on the stock exchange (IPO).
- Acquisition Acquires Omen Technologies.
- Funding Latest funding round, Grant, of $453K.
Web traffic of Clavister
The website of Clavister (clavister.com) receives about 22.8K visits a month and ranks #1,002,355 among all websites worldwide, #2,559 in Computer Security.
- Monthly visits22.8K
▲ 0.7% vs previous month
- Unique visitors8.9K
per month
- Global rank#1,002,355
among all websites
- Category rank#2,559
Computers Electronics and Technology · Computer Security
- Bounce rate37%
- Pages per visit3.1
- Average visit1 min 04 sec
- DevicesDesktop 48% · Mobile 52%
Websites whose visitors overlap most with Clavister. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| checkpoint.com | 100% | 2M | #25,846 | View details | |
| tufin.com | 100% | 110.8K | #313,396 | View details | |
| astaro.com | 99% | View details | |||
| sonicwall.com | 97% | 532.3K | #81,443 | View details | |
| endian.com | 92% | 25.9K | #1,378,277 | View details | |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
| •••••••••• | ••••••.com | ••% | •.•M | #••••• | – |
All 26 similar websites and full traffic analytics for Clavister
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- 26 similar websites
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Related news about Clavister
Complete news archive for Clavister
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Frequently Asked Questions about Clavister
Clavister was founded in 1997 and raised its 1st funding round 15 years after it was founded.
Clavister is headquartered in Ornskoldsvik, Sweden. It is registered at Ornskoldsvik, Vasternorrland, Sweden.
John Vestberg is the CEO of Clavister, as recorded in our data. They have also founded this company.
Clavister has 103 employees.
Annual revenue of Clavister is $17.38M as on Dec 31, 2024.
Clavister was founded in 1997 in Örnsköldsvik, Sweden, within the cybersecurity sector. Security solutions are delivered for fixed, mobile, and virtual network environments, targeting enterprises and telecom operators. The product range includes appliance software for unified threat management, next-generation firewalls, DDoS protection, and ISP security services. Additional offerings cover distributed enterprise security, server load balancing, secure WAN optimization, and datacenter protection.
Clavister offers Next-Generation Firewall, Clavister Cloud Services, Military Grade Security, and Identity & Access Management.
Yes, Clavister is publicly traded on OMXSTO under the ticker symbol CLAV.
Clavister has made 2 acquisitions, including Omen Technologies, and PhenixID.
Clavister has 5 investors. Key investors include SEB, European Investment Bank, Harbert Management, European Union, and Industrifonden.