Open Systems
Market Share of Open Systems
Current Customer(s)
4014
Market Share (Est.)
41.00%
Ranking
#2
Top Competitors and Alternatives of Open Systems
The top three of Open Systems’s competitors in the Managed Security Services category are AWS Security Hub with 47.90%, Adapt with 4.39%, Optiv with 2.86% market share.
Popular Comparisons
Top Competitors and Alternatives of Open Systems
The top three of Open Systems’s competitors in the Managed Security Services category are AWS Security Hub with 47.90%, Adapt with 4.39%, Optiv with 2.86% market share.
Open Systems vs AWS Security Hub
Open Systems vs Adapt
Open Systems vs Optiv
Open Systems vs eSentire
Open Systems vs Hornetsecurity
Open Systems vs SilverSky
Open Systems vs NTT Security
Open Systems vs Sagenet
Customers of Open Systems
Around the world in 2026, over 3983 companies have started using Open Systems as Managed Security Services tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| Children's Hospital Of Philadelphia | 10,000+ | Philadelphia | Pennsylvania | United States |     |
| Benesse Holdings | 10,000+ | Okayama | Okayama | Japan | |
| Credit Karma | 10,000+ | Oakland | California | United States | |
| Sales.com | 10,000+ | Singapore | Central Singapore | Singapore | |
| BigMachines | 10,000+ | Deerfield | Illinois | United States | |
| Endeca | 10,000+ | Newton | Massachusetts | United States | |
| Workday | 10,000+ | Pleasanton | California | United States | |
| Swiss Federal Administration | 10,000+ | Bern | Bern | Switzerland | |
| SHRM | 10,000+ | Alexandria | Virginia | United States | |
| Easyjet Plc | 10,000+ | Luton | England | United Kingdom | |
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Open Systems Customers by Products and Services
The top three products and services offering customers that use Open Systems for Managed Security Services are Marketing (11), Software Development (9), Open Source (9).
Customers
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Open Systems Customers by Employee Size
The majority of Open Systems's customers for the managed-security-services category fall in the company size of 0 - 9 employees (2071 companies), 20 - 49 employees (873 companies), 100 - 249 employees (328 companies).
Employee Size
Open Systems Customers by Geography
The top three geographies of Open Systems for managed-security-services are the United States with 729(27.79%), India with 436(16.62%), Brazil with 309(11.78%) customers respectively.
Customers
Employees of Open Systems
Also see other Products/Services by Open Systems in:
FAQ
Find answers to the most often asked questions by users.
Who are the top Open Systems competitors?
Open Systems’s Top competitors in the managed-security-services category are AWS Security Hub, Adapt, Optiv. You can view a full list of Open Systems competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of Open Systems and 40,000 other technologies on the internet. You can also compare Open Systems and its feature with top competitors here : Open Systems vs AWS Security Hub Open Systems vs Adapt Open Systems vs Optiv.
What is Open Systems customer distribution based on company size?
What is Open Systems market share in the managed-security-services?
What are the top countries that use Open Systems?
What are the top industries that use Open Systems?
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