GTT Communications GTT Communications (formerly Global Telecom and Technology) is a company that provides telecommunications and Internet services. | ![]() 2600Hz 2600Hz is a provider of mobile and cloud communications software, offering a unified communications VoIP platform for small businesses, resellers and enterprise clients. | Open Systems Open Systems is a company that provides network security, application delivery, identity management, global connectivity, and integrated service management services. | |||
Founding Date | Founding Date 2000 | Founding Date 2011 | Founding Date 2005 | Founding Date 2010 | Founding Date 1990 |
Type | Type Subsidiary | Type Subsidiary | Type Private | Type Private | Type Subsidiary |
Tags | |||||
Locations | Locations Plano, US HQ Amsterdam, NL Manila, PH London, GB Los Angeles, US New York, US San Francisco, US | Locations Los Angeles, US HQ Blackpool, GB Chicago, US Johnson City, US Los Angeles, US Olathe, US | Locations Arlington, US HQ Zaventem, BE São Paulo, BR Sofia, BG Prague, CZ Copenhagen, DK Vantaa, FI see more | Locations San Francisco, US HQ Henderson, US | |
Employees | Employees 50811% decrease | Employees 88 | Employees 3,7711% increase | Employees 603% increase | Employees 430 |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) $43.9m (Y, 2019) | Revenue (est.) $1.7b (FY, 2019) | Revenue (est.) N/A | Revenue (est.) N/A |
Funding | |||||
Total funding raised | Total funding raised $ 85m | Total funding raised $ 20.6m | Total funding raised $ 1.4b | Total funding raised N/A | Total funding raised $ 1m |

Unitas Global is a company that provides cloud networking solutions for enterprises.
View companyGTT Communications (formerly Global Telecom and Technology) is a company that provides telecommunications and Internet services.
View company
2600Hz is a provider of mobile and cloud communications software, offering a unified communications VoIP platform for small businesses, resellers and enterprise clients.
View companyOpen Systems is a company that provides network security, application delivery, identity management, global connectivity, and integrated service management services.
View company