![John M. McMahon](https://cdn.zonebourse.com/static/resize/768/576//static/images/insiders/unknown.png)
Career history of John M. McMahon
Former positions of John M. McMahon
Companies | Position | Start | End |
---|---|---|---|
NII HOLDINGS, INC. | Corporate Officer/Principal | 1998-12-31 | 2014-07-29 |
Nextel de Mexico SA de CV
![]() Nextel de Mexico SA de CV Wireless TelecommunicationsCommunications Part of NII Holdings, Inc., Nextel de Mexico SA de CV is a Mexican telecommunications company. The company is based in Chapultepec, Mexico. The company was founded by William H. Berkman. | President | 2013-12-15 | 2014-07-13 |
Nextel Communications, Inc.
![]() Nextel Communications, Inc. Wireless TelecommunicationsCommunications Nextel Communications, Inc. is a provider of wireless communications services in the United States | Director of Finance/CFO | 1994-12-31 | 1996-12-31 |
Training of John M. McMahon
Fordham University | Graduate Degree |
The State University of New York | Undergraduate Degree |
Statistics
International
United States | 5 |
Mexico | 2 |
Operational
Corporate Officer/Principal | 1 |
Director of Finance/CFO | 1 |
Graduate Degree | 1 |
Sectoral
Communications | 4 |
Consumer Services | 3 |
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
Private companies | 3 |
---|---|
NII Holdings, Inc.
![]() NII Holdings, Inc. Wireless TelecommunicationsCommunications NII Holdings, Inc. engages in the development and provision of wireless communication services. It offers mobile telephone voice, wireless data, push-to-talk services, business solutions, and voice and data roaming solutions. It operates through the Brazil segment. The company was founded in 1995 and is headquartered in Arlington, VA. | Communications |
Nextel Communications, Inc.
![]() Nextel Communications, Inc. Wireless TelecommunicationsCommunications Nextel Communications, Inc. is a provider of wireless communications services in the United States | Communications |
Nextel de Mexico SA de CV
![]() Nextel de Mexico SA de CV Wireless TelecommunicationsCommunications Part of NII Holdings, Inc., Nextel de Mexico SA de CV is a Mexican telecommunications company. The company is based in Chapultepec, Mexico. The company was founded by William H. Berkman. | Communications |
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