![Stephen Kaufer](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Fortuna: 11 M $ al 30/06/2026
Fundador de TripAdvisor, Inc. y CenterLine Software, Inc., Stephen Kaufer es un empresario que ha estado al frente de 5 empresas diferentes y actualmente ocupa el cargo de presidente y director de The Tripadvisor Charitable Foundation y presidente, director general y consejero de TripAdvisor, Inc. y director general de CityMaps, Inc. y director general de Oyster Travel Corp. (ambas son filiales de TripAdvisor, Inc.). Stephen Kaufer también forma parte del consejo de administración de otras 6 empresas. Anteriormente, el Sr. Kaufer fue Vicepresidente de Ingeniería en CenterLine Software, Inc. y Presidente de CDS, Inc. Se licenció en la Universidad de Harvard.
| Empresa | Fecha | Número de acciones | Valoración | Fecha de valoración |
|---|---|---|---|---|
CARGURUS, INC. CLASS A 0,44 % | 03/06/2026 | 331.278 ( 0,44 % ) | 11 M $ | 30/06/2026 |
| Empresas | Cargo | Inicio |
|---|---|---|
| CARGURUS, INC. | Director/Miembro de la Junta | 01/06/2007 |
The Tripadvisor Charitable Foundation | Presidente | - |
Pillar Co Management LLC
 Pillar Co Management LLC Investment ManagersFinance Pillar VC invests in companies located across the globe primarily in United States. The firm focuses on broad range of sectors and industries. It participates in pre-seed and seed stage transactions with an investment size of USD 0.5 - 7 million. It acts as a lead investor and takes a seat on the board of directors. | Inversor de Capital Privado | - |
Jetsetter, Inc.
 Jetsetter, Inc. Other Consumer ServicesConsumer Services Provides on line travel arrangement services | Director Ejecutivo | - |
Guia de Apartamentos Niumba SL
 Guia de Apartamentos Niumba SL Internet Software/ServicesTechnology Services Provides online marketing services for the tourist properties sector | Director/Miembro de la Junta | 17/12/2014 |
CityMaps, Inc.
 CityMaps, Inc. Packaged SoftwareTechnology Services Provides mapping services | Director Ejecutivo | - |
Neuroendocrine Tumor Research Foundation
 Neuroendocrine Tumor Research Foundation Miscellaneous Commercial ServicesCommercial Services The Neuroendocrine Tumor Research Foundation (NETRF) is a nonprofit organization dedicated to funding scientific research on neuroendocrine tumors (NETs) and related neoplasms worldwide. The private company is based in Boston. NETRF supports basic, translational, and clinical studies focused on understanding the molecular and genetic basis of NETs, developing early detection methods, innovative therapies such as CAR T cell trials, and precision medicine approaches. The foundation offers competitive grant programs for multidisciplinary and exploratory research, organizes annual research symposia, and provides resources for patients and caregivers, including educational conferences, guides, clinical trial finders, and community support tools. NETRF also promotes transparency, financial stewardship, and community engagement through donations, events, volunteering, and planned giving. | Director/Miembro de la Junta | - |
Net Research Foundation
 Net Research Foundation Miscellaneous Commercial ServicesCommercial Services Operates as a foundation for cancer patients | Director/Miembro de la Junta | - |
Oyster Travel Corp.
 Oyster Travel Corp. Internet Software/ServicesTechnology Services Provides information and reviews about hotels through online | Director Ejecutivo | - |
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Activas
Inactivas
Empresas cotizadas
Empresas privadas
Relaciones de 1er grado
Empresas vinculadas al 1er grado
Hombre
Mujer
Administradores
Ejecutivos
| Empresas privadas | 18 |
|---|---|
LiveData, Inc.
 LiveData, Inc. Packaged SoftwareTechnology Services Provides data management solutions | Technology Services |
DigitalAdvisor LLC
 DigitalAdvisor LLC Internet Software/ServicesTechnology Services Provides online shopping for consumer electronics | Technology Services |
Glassdoor, Inc.
 Glassdoor, Inc. Commercial Printing/FormsCommercial Services Operates a platform for jobs, salary information, company reviews and interview questions | Commercial Services |
CityMaps, Inc.
CityMaps, Inc. Packaged SoftwareTechnology Services Provides mapping services | Technology Services |
Harvard University
 Harvard University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
CenterLine Software, Inc.
 CenterLine Software, Inc. Electronics DistributorsDistribution Services Computer software & development | Distribution Services |
TripAdvisor, Inc.
 TripAdvisor, Inc. Other Consumer ServicesConsumer Services Provides on line travel arrangement services | Consumer Services |
CDS, Inc.
 CDS, Inc. Finance/Rental/LeasingFinance Provides post-trade financial services | Finance |
FlipKey LLC
 FlipKey LLC Internet Software/ServicesTechnology Services Organizes and manages vocational rental properties | Technology Services |
Guia de Apartamentos Niumba SL
Guia de Apartamentos Niumba SL Internet Software/ServicesTechnology Services Provides online marketing services for the tourist properties sector | Technology Services |
Caring For Carcinoid Foundation
 Caring For Carcinoid Foundation Miscellaneous Commercial ServicesCommercial Services Caring For Carcinoid Foundation is a company that operates in the Membership Organizations industry. The company is based in Boston, MA. | Commercial Services |
Oyster Travel Corp.
Oyster Travel Corp. Internet Software/ServicesTechnology Services Provides information and reviews about hotels through online | Technology Services |
Cargurus, Inc.
 Cargurus, Inc. Internet Software/ServicesTechnology Services Operates online automotive marketplace connecting buyers and sellers of new and used cars | Technology Services |
Jetsetter, Inc.
Jetsetter, Inc. Other Consumer ServicesConsumer Services Provides on line travel arrangement services | Consumer Services |
The Tripadvisor Charitable Foundation | |
Pillar Co Management LLC
Pillar Co Management LLC Investment ManagersFinance Pillar VC invests in companies located across the globe primarily in United States. The firm focuses on broad range of sectors and industries. It participates in pre-seed and seed stage transactions with an investment size of USD 0.5 - 7 million. It acts as a lead investor and takes a seat on the board of directors. | Finance |
Net Research Foundation
Net Research Foundation Miscellaneous Commercial ServicesCommercial Services Operates as a foundation for cancer patients | Commercial Services |
Neuroendocrine Tumor Research Foundation
Neuroendocrine Tumor Research Foundation Miscellaneous Commercial ServicesCommercial Services The Neuroendocrine Tumor Research Foundation (NETRF) is a nonprofit organization dedicated to funding scientific research on neuroendocrine tumors (NETs) and related neoplasms worldwide. The private company is based in Boston. NETRF supports basic, translational, and clinical studies focused on understanding the molecular and genetic basis of NETs, developing early detection methods, innovative therapies such as CAR T cell trials, and precision medicine approaches. The foundation offers competitive grant programs for multidisciplinary and exploratory research, organizes annual research symposia, and provides resources for patients and caregivers, including educational conferences, guides, clinical trial finders, and community support tools. NETRF also promotes transparency, financial stewardship, and community engagement through donations, events, volunteering, and planned giving. | Commercial Services |
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