Profile
Carl James Grivner is the founder of Grivner Capital Group LLC, founded in 2014.
Current jobs include Chief Executive Officer at Colt Technology Services NV since 2016, Chief Executive Officer & Director at Global Cloud Xchange Ltd. (Bermuda) since 2020, Director at European Competitive Telecommunications Association, Director at Inform, Inc. (Georgia), and Director at Colt Group Holdings Ltd. since 2018.
Former jobs include Chief Executive Officer at WorldPort Communications, Inc. from 1999 to 2000, Chief Executive Officer-Western Hemisphere at Cable & Wireless Ltd. from 1998 to 1999, President & Chief Executive Officer at XO Communications, Inc. from 2003 to 2006, President, Chief Executive Officer & Director at XO Holdings, Inc. in 2011, President & Chief Executive Officer at XO Communications LLC, Chief Executive Officer at Pacnet Ltd. in 2012, Vice Chairman at INCOMPAS, Director at Colt Technology Services from 2015 to 2020, Director at Locus Communications, Inc., Director at CloudSmartz, Inc., Director at Locus Telecommunications, Inc., Director at Colt Technology Services Group Ltd. in 2020, Director at Global Cloud Xchange Ltd. (United Kingdom) in 2020, Chief Operating Officer at Level 3 GC Ltd. from 2000 to 2003, and Principal at United States Marine Corps in 1978.
Education includes an undergraduate degree from Lycoming College, conferred in 1975.
Carl Grivner active positions
| Companies | Position | Start |
|---|---|---|
Inform, Inc. (Georgia)
Inform, Inc. (Georgia) Packaged SoftwareTechnology Services Provides video content syndication and advertising solutions for the online media market | Director/Board Member | - |
Colt Technology Services NV
Colt Technology Services NV Specialty TelecommunicationsCommunications Engages in telecommunication services | Chief Executive Officer | 2015-12-31 |
Colt Group Holdings Ltd.
Colt Group Holdings Ltd. Data Processing ServicesTechnology Services Provides bandwidth and data center services | Director/Board Member | 2018-11-29 |
European Competitive Telecommunications Association | Director/Board Member | - |
Grivner Capital Group LLC
Grivner Capital Group LLC Investment ManagersFinance Grivner Capital invests in companies located in the United States. The fund targets companies operating in the fields of telecom, artificial intelligence and network security. It provides financing for early stage capital requirements. | Founder | 2014-05-31 |
Global Cloud Xchange
Global Cloud Xchange Specialty TelecommunicationsCommunications Provides data communication services | Chief Executive Officer | 2020-06-30 |
Former positions of Carl Grivner
| Companies | Position | End |
|---|---|---|
Colt Technology Services
Colt Technology Services Specialty TelecommunicationsCommunications Provides telecommunications services | Director/Board Member | 2020-06-29 |
Colt Technology Services Group Ltd.
Colt Technology Services Group Ltd. Data Processing ServicesTechnology Services Operates data centers | Chief Executive Officer | 2020-05-20 |
XO Holdings, Inc.
XO Holdings, Inc. Specialty TelecommunicationsCommunications Provides telecommunications services | President | 2011-04-07 |
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Training of Carl Grivner
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 23 |
|---|---|
WorldPort Communications, Inc.
WorldPort Communications, Inc. Specialty TelecommunicationsCommunications Provides telecommunications and Internet services | Communications |
Cable & Wireless Ltd.
Cable & Wireless Ltd. Wireless TelecommunicationsCommunications Provides international telecommunications services and offers enterprise and carrier solutions | Communications |
Level 3 GC Ltd.
Level 3 GC Ltd. Specialty TelecommunicationsCommunications Provides telecommunications solutions | Communications |
XO Communications, Inc.
XO Communications, Inc. Specialty TelecommunicationsCommunications Provides local, long distance, digital subscriber line and Internet access services | Communications |
Colt Technology Services
Colt Technology Services Specialty TelecommunicationsCommunications Provides telecommunications services | Communications |
Locus Communications, Inc.
Locus Communications, Inc. Wireless TelecommunicationsCommunications Provides wireless data services | Communications |
CloudSmartz, Inc.
CloudSmartz, Inc. Information Technology ServicesTechnology Services Provides IT network integration, management and security services | Technology Services |
Lycoming College
Lycoming College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
XO Holdings, Inc.
XO Holdings, Inc. Specialty TelecommunicationsCommunications Provides telecommunications services | Communications |
XO Communications LLC
XO Communications LLC Specialty TelecommunicationsCommunications Provides information technology solutions | Communications |
United States Marine Corps
United States Marine Corps SovereignGovernment Provides marine armed force services | Government |
Colt Group SA
Colt Group SA Specialty TelecommunicationsCommunications Engages in telecommunication services | Communications |
INCOMPAS
INCOMPAS Miscellaneous Commercial ServicesCommercial Services Provides communication consulting services | Commercial Services |
Locus Telecommunications, Inc.
Locus Telecommunications, Inc. Specialty TelecommunicationsCommunications Provides wireless telecommunications services | Communications |
Global Cloud Xchange Ltd. (United Kingdom)
Global Cloud Xchange Ltd. (United Kingdom) Specialty TelecommunicationsCommunications Delivers WAN, SD-WAN, internet, security and cloud voice services | Communications |
Pacnet Ltd.
Pacnet Ltd. Specialty TelecommunicationsCommunications Provides telecommunications services | Communications |
European Competitive Telecommunications Association | |
Colt Technology Services Group Ltd.
Colt Technology Services Group Ltd. Data Processing ServicesTechnology Services Operates data centers | Technology Services |
Inform, Inc. (Georgia)
Inform, Inc. (Georgia) Packaged SoftwareTechnology Services Provides video content syndication and advertising solutions for the online media market | Technology Services |
Colt Technology Services NV
Colt Technology Services NV Specialty TelecommunicationsCommunications Engages in telecommunication services | Communications |
Grivner Capital Group LLC
Grivner Capital Group LLC Investment ManagersFinance Grivner Capital invests in companies located in the United States. The fund targets companies operating in the fields of telecom, artificial intelligence and network security. It provides financing for early stage capital requirements. | Finance |
Colt Group Holdings Ltd.
Colt Group Holdings Ltd. Data Processing ServicesTechnology Services Provides bandwidth and data center services | Technology Services |
Global Cloud Xchange
Global Cloud Xchange Specialty TelecommunicationsCommunications Provides data communication services | Communications |
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