Carl Grivner
Directeur Général chez Colt Technology Services NV
Profil
Carl James Grivner is the founder of Grivner Capital Group LLC, which was founded in 2014.
He is currently the Chief Executive Officer & Director at Global Cloud Xchange Ltd.
(United Kingdom), Chief Executive Officer at Colt Technology Services NV, Chief Executive Officer & Director at Global Cloud Xchange, Director at European Competitive Telecommunications Association, Director at Inform, Inc. (Georgia), and Director at Colt Group Holdings Ltd.
Mr. Grivner's former positions include Chief Executive Officer at WorldPort Communications, Inc., Chief Executive Officer-Western Hemisphere at Cable & Wireless Ltd., President & Chief Executive Officer at XO Communications, Inc., President, Chief Executive Officer & Director at XO Holdings, Inc., President & Chief Executive Officer at XO Communications LLC, Chief Executive Officer at Pacnet Ltd., Vice Chairman at INCOMPAS, Director at Colt Technology Services, Director at Locus Communications, Inc., Director at CloudSmartz, Inc., Director at Locus Telecommunications, Inc., Director at Colt Technology Services Group Ltd., and Chief Operating Officer at Level 3 GC Ltd.
He also served as Principal at United States Marine Corps and Executive Vice President-Network Services at Colt Group SA. Mr. Grivner obtained his undergraduate degree from Lycoming College in 1978.
Postes actifs de Carl Grivner
| Sociétés | Poste | Début |
|---|---|---|
Inform, Inc. (Georgia)
 Inform, Inc. (Georgia) Packaged SoftwareTechnology Services Inform, Inc. provides video content syndication and advertising solutions for the online media market. It distributes multimedia content from various brands to digital publishers, syndicated content from various national media organizations and niche providers, including news networks and entertainment sources. The firm offers floating video player, inview 2.0, editor's choice, wire match, and dynamic placement. It serves the online publishers, content owners, and advertisers. The company was founded by Gregory Alan Peters and Jill Peters in 2009 and is headquartered in Atlanta, GA. | Directeur/Membre du Conseil | - |
Colt Technology Services NV
 Colt Technology Services NV Specialty TelecommunicationsCommunications Colt Technology Services NV engages in telecommunication services. The company was founded in 1992 and is headquartered in Diegem, Belgium. | Directeur Général | 01/01/2016 |
Colt Group Holdings Ltd.
 Colt Group Holdings Ltd. Data Processing ServicesTechnology Services Part of Colt Lux Group Holding SARL, Colt Group Holdings Ltd. is a British company that provides bandwidth and data center services. The company is based in London, UK and was founded in 2018. | Directeur/Membre du Conseil | 30/11/2018 |
| European Competitive Telecommunications Association | Directeur/Membre du Conseil | - |
Global Cloud Xchange Ltd. (United Kingdom)
 Global Cloud Xchange Ltd. (United Kingdom) Specialty TelecommunicationsCommunications Global Cloud Xchange Ltd. provides wholesale network transport and communications services. It owns and manages an extensive optical fiber network spanning four continents and connecting key business markets in Asia, Europe, the Middle East and the United States America. The company was founded on February 2, 1989 and is headquartered in Middlesex, the United Kingdom. | Directeur Général | - |
Grivner Capital Group LLC
 Grivner Capital Group LLC Investment ManagersFinance Grivner Capital Group LLC (Grivner Capital) is a private equity and venture capital firm founded in 2014 by C. John Grivner and Carl James Grivner. The firm headquartered in Chicago, Illinois. | Fondateur | 01/06/2014 |
Global Cloud Xchange
 Global Cloud Xchange Specialty TelecommunicationsCommunications Global Cloud Xchange is a Bermudian company that offers network services for enterprises, new media providers, and telecoms carriers. The private company is based in Hamilton, Bermuda. The company covers all aspects of cloud-centric connectivity, including managed SD-WAN and hybrid networks, direct cloud connections, and 100 Gbps+ waves. Carl James Grivner has been the CEO of the company since 2020. | Directeur Général | 01/07/2020 |
Anciens postes connus de Carl Grivner
| Sociétés | Poste | Fin |
|---|---|---|
Colt Technology Services
 Colt Technology Services Specialty TelecommunicationsCommunications Colt Technology Services provides telecommunications services. It offers data, voice, data centre, hosting services, data networking, internet and security services. The company is headquartered in London, the United Kingdom. | Directeur/Membre du Conseil | 30/06/2020 |
Colt Technology Services Group Ltd.
 Colt Technology Services Group Ltd. Specialty TelecommunicationsCommunications Colt Technology Services Group Ltd. provides networking, professional and information technology services. It offers optical network services, business internet and VPN, ethernet, voice, cloud and data center, cybersecurity, and wireless backhaul services. The company was founded in 1992 and is headquartered in London, the United Kingdom. | Directeur Général | 21/05/2020 |
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Formation de Carl Grivner
| Lycoming College | Undergraduate Degree |
Expériences
Fonctions occupées
Relations
Relations au 1er degré
Entreprises liées au 1er degré
Homme
Femme
Administrateurs
Exécutifs
Sociétés liées
| Entreprise privées | 22 |
|---|---|
WorldPort Communications, Inc.
 WorldPort Communications, Inc. Specialty TelecommunicationsCommunications WorldPort Communications, Inc. provides telecommunications and Internet services. The company was founded in 1989 and is headquartered in Buffalo Grove, IL. | Communications |
Cable & Wireless Ltd.
 Cable & Wireless Ltd. Major TelecommunicationsCommunications Cable & Wireless Ltd. operates as a telecommunications company. The company was founded in 1929 and is headquartered in London, the United Kingdom. | Communications |
Level 3 GC Ltd.
 Level 3 GC Ltd. Specialty TelecommunicationsCommunications Level 3GC Ltd. operates as a global communications service provider. It offers data, voice and collaboration services to the companies in the Fortune 500, as well as carriers, mobile operators and Internet service providers around the world. The company offers telecommunication solutions, including broadband, voice, data, multimedia communications, readily accessible audio, video and web-conferencing. It serves Latin American businesses through its operations in Argentina, Brazil, Chile, Colombia, Ecuador, Panama, Peru, Mexico, Venezuela, the United States and the Caribbean region. The company was founded in March 1997 and is headquartered in Hamilton, Bermuda. | Communications |
XO Communications, Inc.
 XO Communications, Inc. Specialty TelecommunicationsCommunications XO Communications, Inc. used to provides voice, data and IP services. It was offering services such as local and long distance voice, internet access, private networking, data transport and web hosting. The company was located in Reston, VA. | Communications |
Colt Technology Services
Colt Technology Services Specialty TelecommunicationsCommunications Colt Technology Services provides telecommunications services. It offers data, voice, data centre, hosting services, data networking, internet and security services. The company is headquartered in London, the United Kingdom. | Communications |
Locus Communications, Inc.
 Locus Communications, Inc. Wireless TelecommunicationsCommunications Locus Communications, Inc. provides wireless data services. The company is based in Richmond, VA. Locus Communications was acquired by NexCen Brands, Inc. on February 03, 2000 for $40 million. | Communications |
CloudSmartz, Inc.
 CloudSmartz, Inc. Information Technology ServicesTechnology Services CloudSmartz, Inc. provides IT network integration, management and security services. Its solutions include SDXsuite, cloudsuite solutions, devsuite and consulting solutions. The company was founded by Daniel J. Wagner and Manjeet Dhariwal in 2012 and is headquartered in Rochester, NY. | Technology Services |
XO Holdings, Inc.
 XO Holdings, Inc. Specialty TelecommunicationsCommunications XO Holdings, Inc. delivers an array of telecommunications services to business customers. It serves services telecommunications provider, business and government markets. The company was founded in 1994 and is headquartered in Herndon, VA. | Communications |
XO Communications LLC
 XO Communications LLC Specialty TelecommunicationsCommunications XO Communications LLC provides information technology solutions. It offers wire line voice and data telecommunications services, including local and long distance voice, prepaid calling card processing, interactive voice response systems, Internet access, private data networking, and hosting services. The company was founded in 1996 and is headquartered in Herndon, VA. | Communications |
| United States Marine Corps | Government |
Colt Group SA
 Colt Group SA Specialty TelecommunicationsCommunications Colt Group SA engages in the provision of connectivity products and services. Its services include managed networking and bandwidth services. The company was founded in 1992 and is headquartered in Luxembourg. | Communications |
INCOMPAS
 INCOMPAS Miscellaneous Commercial ServicesCommercial Services INCOMPAS is an association that represents internet, streaming, communications, and technology companies of all sizes. The non-profit company is based in Washington, DC. The company advocates for laws and policies that promote competition, innovation, and economic development. The association's competitive providers are deploying future-proof networks that offer faster speeds, lower prices, and better customer service to consumers and businesses across the nation. | Commercial Services |
Locus Telecommunications, Inc.
 Locus Telecommunications, Inc. Specialty TelecommunicationsCommunications Locus Telecommunications, Inc. provides telecommunication services. It offers wireless and long distance services through the H2O brand name. It also provides handset procurement and fulfillment, electronic PIN distribution, and multi-lingual customer care services. The company was founded by Jason Chon in 1989 and is headquartered in Fort Lee, NJ. | Communications |
Global Cloud Xchange Ltd. (United Kingdom)
Global Cloud Xchange Ltd. (United Kingdom) Specialty TelecommunicationsCommunications Global Cloud Xchange Ltd. provides wholesale network transport and communications services. It owns and manages an extensive optical fiber network spanning four continents and connecting key business markets in Asia, Europe, the Middle East and the United States America. The company was founded on February 2, 1989 and is headquartered in Middlesex, the United Kingdom. | Communications |
Pacnet Ltd.
 Pacnet Ltd. Specialty TelecommunicationsCommunications Pacnet Ltd. provides integrated technology and managed data connectivity solutions to telecommunications carriers, large multinational enterprises, and government entities in the Asia-Pacific region and internationally. The firm offers various connectivity options; enterprise-grade Internet services to MNCs and multi-site enterprises, such as dedicated Internet access and IP transit; and data center services, including colocation and Hardware-as-a-Service. It owns and manages privately-owned subsea cable network in the Asia-Pacific region with various points of presence around the world. The company was founded in 2002 and is headquartered in Hong Kong. | Communications |
| European Competitive Telecommunications Association | |
Colt Technology Services Group Ltd.
Colt Technology Services Group Ltd. Specialty TelecommunicationsCommunications Colt Technology Services Group Ltd. provides networking, professional and information technology services. It offers optical network services, business internet and VPN, ethernet, voice, cloud and data center, cybersecurity, and wireless backhaul services. The company was founded in 1992 and is headquartered in London, the United Kingdom. | Communications |
Inform, Inc. (Georgia)
Inform, Inc. (Georgia) Packaged SoftwareTechnology Services Inform, Inc. provides video content syndication and advertising solutions for the online media market. It distributes multimedia content from various brands to digital publishers, syndicated content from various national media organizations and niche providers, including news networks and entertainment sources. The firm offers floating video player, inview 2.0, editor's choice, wire match, and dynamic placement. It serves the online publishers, content owners, and advertisers. The company was founded by Gregory Alan Peters and Jill Peters in 2009 and is headquartered in Atlanta, GA. | Technology Services |
Colt Technology Services NV
Colt Technology Services NV Specialty TelecommunicationsCommunications Colt Technology Services NV engages in telecommunication services. The company was founded in 1992 and is headquartered in Diegem, Belgium. | Communications |
Grivner Capital Group LLC
Grivner Capital Group LLC Investment ManagersFinance Grivner Capital Group LLC (Grivner Capital) is a private equity and venture capital firm founded in 2014 by C. John Grivner and Carl James Grivner. The firm headquartered in Chicago, Illinois. | Finance |
Colt Group Holdings Ltd.
Colt Group Holdings Ltd. Data Processing ServicesTechnology Services Part of Colt Lux Group Holding SARL, Colt Group Holdings Ltd. is a British company that provides bandwidth and data center services. The company is based in London, UK and was founded in 2018. | Technology Services |
Global Cloud Xchange
Global Cloud Xchange Specialty TelecommunicationsCommunications Global Cloud Xchange is a Bermudian company that offers network services for enterprises, new media providers, and telecoms carriers. The private company is based in Hamilton, Bermuda. The company covers all aspects of cloud-centric connectivity, including managed SD-WAN and hybrid networks, direct cloud connections, and 100 Gbps+ waves. Carl James Grivner has been the CEO of the company since 2020. | Communications |
