ContactOffice
ContactOffice is an enterprise-class email, calendar and collaboration suite, available in public and private cloud.
Market Share of ContactOffice
Current Customer(s)
6
Market Share (Est.)
0.01%
Ranking
#61
Top Competitors and Alternatives of ContactOffice
The top three of ContactOffice’s competitors in the Collaborative Workspaces category are Notion with 83.24%, Citrix Workspace Cloud with 3.27%, Workspace with 2.81% market share.
Popular Comparisons
Top Competitors and Alternatives of ContactOffice
The top three of ContactOffice’s competitors in the Collaborative Workspaces category are Notion with 83.24%, Citrix Workspace Cloud with 3.27%, Workspace with 2.81% market share.
ContactOffice vs Notion
ContactOffice vs Citrix Workspace Cloud
ContactOffice vs Workspace
ContactOffice vs Marketing.AI
ContactOffice vs OpenText Hightail
ContactOffice vs Kissflow
ContactOffice vs Amazon Workspaces
ContactOffice vs Dropmark
Customers of ContactOffice
Around the world in 2025, over 6 companies have started using ContactOffice as Collaborative Workspaces tool.
| Customers | Employee Range | City | Region | Country | Social Links |
|---|---|---|---|---|---|
| mf.me | 250 - 499 | Portsmouth | New Hampshire | United States |  |
| ContactOffice | 20 - 49 | Brussels | Brussels Capital | Belgium |   |
| Mailfence | 20 - 49 | San Francisco | California | United States |  |
| Mail.be | 20 - 49 | Antwerpen | Flanders | Belgium | |
| Email.fr | 10 - 19 | Paris | Ile-de-France | France | |
| Data Overhaulers | Henderson | Nevada | United States | |
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ContactOffice Customers by Products and Services
The top three products and services offering customers that use ContactOffice for Collaborative Workspaces are Privacy (1), Security (1), Mailbox (1).
Customers
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ContactOffice Customers by Employee Size
The majority of ContactOffice's customers for the collaborative-workspaces category fall in the company size of 20 - 49 employees (3 companies), 10 - 19 employees (1 companies), 250 - 499 employees (1 companies).
Employee Size
ContactOffice Customers by Geography
The top three geographies of ContactOffice for collaborative-workspaces are the United States with 3(50.00%), Belgium with 2(33.33%), France with 1(16.67%) customers respectively.
Customers
Employees of ContactOffice
Also see other Products/Services by ContactOffice in:
FAQ
Find answers to the most often asked questions by users.
Who are the top ContactOffice competitors?
ContactOffice’s Top competitors in the collaborative-workspaces category are Notion, Citrix Workspace Cloud, Workspace. You can view a full list of ContactOffice competitors here. 6sense uses advanced data mining and AI algorithms to track customers and competitors of ContactOffice and 40,000 other technologies on the internet. You can also compare ContactOffice and its feature with top competitors here : ContactOffice vs Notion ContactOffice vs Citrix Workspace Cloud ContactOffice vs Workspace.
What is ContactOffice customer distribution based on company size?
What is ContactOffice market share in the collaborative-workspaces?
What are the top countries that use ContactOffice?
What are the top industries that use ContactOffice?
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