Guillermo O. Rivaben
Corporate Officer/Principal at AMERICAS TECHNOLOGY ACQUISITION CORP.
Profile
Guillermo O.
Rivaben is the founder of Serac Partners, which was founded in 2019, where he holds the title of Managing Partner.
He currently holds positions as Vice Chairman at Springville SA, Director at Núcleo SAE, and Special Advisor at Americas Technology Acquisition Corp.
Mr. Rivaben's former positions include Chief Executive Officer at La Nación SA from 2014 to 2019, Chief Executive Officer at Telecom Personal SA from 2003 to 2014, Director-Mobile Business at Telecom Argentina SA from 2010 to 2014, and Vice President-Regional Marketing at AT&T Latin America Corp.
from 2000 to 2003.
Mr. Rivaben received an undergraduate degree from Universidad de Buenos Aires.
Guillermo O. Rivaben active positions
| Companies | Position | Start |
|---|---|---|
| AMERICAS TECHNOLOGY ACQUISITION CORP. | Corporate Officer/Principal | - |
Núcleo SAE
 Núcleo SAE Specialty TelecommunicationsCommunications Part of Telecom Argentina SA, Núcleo SAE is a private company based in Paraguay, Paraguay. The Paraguayan company provides prepaid mobile services that allow customers to browse and make calls without contracts or bills. Customers can recharge their balance at affiliated stores and access the most convenient packs in the market. Additionally, Núcleo SAE offers a service to block lost or stolen phones by reporting the corresponding IMEI number. | Director/Board Member | - |
| Springville SA | Director/Board Member | - |
| Serac Partners | Chief Executive Officer | 2019-03-31 |
Former positions of Guillermo O. Rivaben
| Companies | Position | End |
|---|---|---|
La Nación SA
 La Nación SA Publishing: NewspapersConsumer Services La Nación SA is a media company based in Buenos Aires, AR. Additionally, the private company provides information on commercial real estate, such as expert advice on transforming old office buildings into apartments and the top hotels in the world, including one located in the Cataratas. and has subsidiaries in United States, Argentina and Costa Rica. The Argentinean company provides the latest news, photos, and videos on politics, economy, sports, and real-time information. La Nación SA also offers various programs and videos online, including La Cornisa, Odisea Argentina, El diario de Leuco, Mesa chica, and more. Francisco Seghezzo has been the CEO of the company since 2019. | Chief Executive Officer | 2019-03-31 |
Telecom Personal SA
 Telecom Personal SA Specialty TelecommunicationsCommunications Telecom Personal SA provides wireless telecommunication services. It offers mobile telecommunication services, including voice mail and international roaming. The company was founded in 1996 and is headquartered in Buenos Aires, Argentina. | Chief Executive Officer | 2014-02-05 |
| TELECOM ARGENTINA S.A. | Corporate Officer/Principal | 2014-02-05 |
| AT&T Latin America Corp. | Sales & Marketing | 2002-12-31 |
Training of Guillermo O. Rivaben
| Universidad de Buenos Aires | Undergraduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 1 |
|---|---|
| TELECOM ARGENTINA S.A. | Communications |
| Private companies | 7 |
|---|---|
| AT&T Latin America Corp. | Communications |
La Nación SA
La Nación SA Publishing: NewspapersConsumer Services La Nación SA is a media company based in Buenos Aires, AR. Additionally, the private company provides information on commercial real estate, such as expert advice on transforming old office buildings into apartments and the top hotels in the world, including one located in the Cataratas. and has subsidiaries in United States, Argentina and Costa Rica. The Argentinean company provides the latest news, photos, and videos on politics, economy, sports, and real-time information. La Nación SA also offers various programs and videos online, including La Cornisa, Odisea Argentina, El diario de Leuco, Mesa chica, and more. Francisco Seghezzo has been the CEO of the company since 2019. | Consumer Services |
Telecom Personal SA
Telecom Personal SA Specialty TelecommunicationsCommunications Telecom Personal SA provides wireless telecommunication services. It offers mobile telecommunication services, including voice mail and international roaming. The company was founded in 1996 and is headquartered in Buenos Aires, Argentina. | Communications |
| Springville SA | |
Núcleo SAE
Núcleo SAE Specialty TelecommunicationsCommunications Part of Telecom Argentina SA, Núcleo SAE is a private company based in Paraguay, Paraguay. The Paraguayan company provides prepaid mobile services that allow customers to browse and make calls without contracts or bills. Customers can recharge their balance at affiliated stores and access the most convenient packs in the market. Additionally, Núcleo SAE offers a service to block lost or stolen phones by reporting the corresponding IMEI number. | Communications |
Americas Technology Acquisition Corp.
 Americas Technology Acquisition Corp. Financial ConglomeratesFinance Americas Technology Acquisition Corp. is a blank check company formed for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, reorganization, or similar business combination with one or more businesses. The company was founded on September 8, 2020 and is headquartered in Dallas, TX. | Finance |
| Serac Partners |
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