John Dumbleton
Direttore operativo presso ClearSpan LLC
Profilo
John Dumbleton's current job is Chief Operating Officer at ClearSpan LLC.
His former jobs include Senior Manager-National Account at MCI, Inc., Group Vice President-Wholesale & Indirect Channels at McLeod USA, Inc., Senior Vice President at Allegiance Telecom, Inc., and Senior Vice President-Business Development at Masergy Communications, Inc. He obtained his undergraduate degree and MBA from Virginia Polytechnic Institute & State University.
Posizioni attive di John Dumbleton
Società | Posizione | Inizio |
---|---|---|
ClearSpan LLC
ClearSpan LLC Packaged SoftwareTechnology Services ClearSpan LLC powers unified communications solutions for large organizations and service providers. The company is based in Plano, TX and was founded in 1978. The company's standards-based architecture delivers carrier-grade reliability, scalability, and security while allowing for seamless integration of modern and legacy business applications. The CEO is Bill Crank. | Direttore operativo | - |
Precedenti posizioni note di John Dumbleton
Società | Posizione | Fine |
---|---|---|
McLeod USA, Inc.
McLeod USA, Inc. Specialty TelecommunicationsCommunications McLeodUSA, Inc. provides telecommunications services. The firm provides integrated communications services, including local, long distance, data, and Internet service in 25 Midwest, Southwest, Northwest, and Rocky Mountain states in the US. The company was founded in 1992 and is headquartered in Cedar Rapids, IA. | Corporate Officer/Principal | 01/02/2008 |
MCI, Inc.
MCI, Inc. Major TelecommunicationsCommunications MCI, Inc. provides telecommunication services. It serves thousands of businesses and government entities throughout the world and provides voice, data and Internet communication services for millions of customers. The company is located in Ashburn, VA | Corporate Officer/Principal | - |
Allegiance Telecom, Inc.
Allegiance Telecom, Inc. Specialty TelecommunicationsCommunications Allegiance Telecom are a facilities-based national local exchange carrier that provides integrated telecommunications services to business, government and other institutional users in major metropolitan areas across the United States. We offer ‘‘one-stop shopping’’ for voice, data, and integrated communications services (including local, long distance, Internet, data colocation, web hosting and customer premises equipment sales and maintenance services), with convenient, integrated online billing, plus a single point of contact for sales and service. Our principal competitors are incumbent local exchange carriers (also known in the industry as ‘‘ILECs’’), as well as, long distance carriers, other integrated communications providers, and customer premises sales and maintenance business. | Corporate Officer/Principal | - |
Masergy Communications, Inc.
Masergy Communications, Inc. Packaged SoftwareTechnology Services Masergy Communications, Inc. operates as software defined networking services company. Its solutions include unified communications, managed sd-wan and security. The company was founded by Barry D. Nalls in 2001 and is headquartered in Plano, TX. | Corporate Officer/Principal | - |
Formazione di John Dumbleton
Virginia Polytechnic Institute & State University | Masters Business Admin |
Esperienze
Posizioni ricoperte
Attive
Inattive
Società quotate in Borsa
Aziende private
Relazioni
Relazioni di 1° grado
Aziende connesse in 1º grado
Uomo
Donna
Amministratori
Dirigenti
Società collegate
Aziende private | 5 |
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MCI, Inc.
MCI, Inc. Major TelecommunicationsCommunications MCI, Inc. provides telecommunication services. It serves thousands of businesses and government entities throughout the world and provides voice, data and Internet communication services for millions of customers. The company is located in Ashburn, VA | Communications |
McLeod USA, Inc.
McLeod USA, Inc. Specialty TelecommunicationsCommunications McLeodUSA, Inc. provides telecommunications services. The firm provides integrated communications services, including local, long distance, data, and Internet service in 25 Midwest, Southwest, Northwest, and Rocky Mountain states in the US. The company was founded in 1992 and is headquartered in Cedar Rapids, IA. | Communications |
Allegiance Telecom, Inc.
Allegiance Telecom, Inc. Specialty TelecommunicationsCommunications Allegiance Telecom are a facilities-based national local exchange carrier that provides integrated telecommunications services to business, government and other institutional users in major metropolitan areas across the United States. We offer ‘‘one-stop shopping’’ for voice, data, and integrated communications services (including local, long distance, Internet, data colocation, web hosting and customer premises equipment sales and maintenance services), with convenient, integrated online billing, plus a single point of contact for sales and service. Our principal competitors are incumbent local exchange carriers (also known in the industry as ‘‘ILECs’’), as well as, long distance carriers, other integrated communications providers, and customer premises sales and maintenance business. | Communications |
Masergy Communications, Inc.
Masergy Communications, Inc. Packaged SoftwareTechnology Services Masergy Communications, Inc. operates as software defined networking services company. Its solutions include unified communications, managed sd-wan and security. The company was founded by Barry D. Nalls in 2001 and is headquartered in Plano, TX. | Technology Services |
ClearSpan LLC
ClearSpan LLC Packaged SoftwareTechnology Services ClearSpan LLC powers unified communications solutions for large organizations and service providers. The company is based in Plano, TX and was founded in 1978. The company's standards-based architecture delivers carrier-grade reliability, scalability, and security while allowing for seamless integration of modern and legacy business applications. The CEO is Bill Crank. | Technology Services |
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