![John Bunce](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: 140 M $ al 31/05/2026
John L.
Bunce is the founder of Greyhawk Capital Management LLC, founded in 2006, where the title held is Managing Director.
Mr. Bunce is also the founder of Steel Box LLC..
Mr. Bunce currently serves as Director at Alturas Energy LLC, IMSI Design LLC, Falcon International Communications LP, BirdDog Holdings LLC, and BirdDog Solutions, Inc. Mr. Bunce is an Independent Director at Arch Capital Group Ltd. since 2001.
Former positions include Director roles at VoiceStream Wireless Corp., Falcon Cable TV, Young & Rubicam Brands, Inc., National Radio Partners, Duhamel Falcon Cable Mexico LLC, NIC, Inc., Western Wireless International Holding Corp., Western Wireless Corp., T-Mobile USA, Inc., Eller Media Co., Digitas, Inc., Active Business Network LLC, and MobileMedia Corp.
Former roles also include Principal at Lehman Brothers, Kuhn, Loeb, Inc., Advisor at Post Oak Bank, NA and American Capital Corp.
(California), Senior Advisor at Hellman & Friedman LLC, and Vice President at TA Associates Management LP.
Education includes an MBA degree from Harvard Business School conferred in 1984 and an undergraduate degree from Stanford University conferred in 1980.
| Empresa | Fecha | Número de acciones | Valoración | Fecha de valoración |
|---|---|---|---|---|
ARCH CAPITAL GROUP LTD. 0,45 % | 05/05/2026 | 1.563.067 ( 0,45 % ) | 140 M $ | 31/05/2026 |
| Empresas | Cargo | Inicio |
|---|---|---|
| ARCH CAPITAL GROUP LTD. | Director/Miembro de la Junta | 01/11/2001 |
Alturas Energy LLC
 Alturas Energy LLC Oil & Gas ProductionEnergy Minerals Provides oil and natural gas exploration and production services | Director/Miembro de la Junta | 22/02/2010 |
BirdDog Holdings LLC
 BirdDog Holdings LLC Air Freight/CouriersTransportation Operates as a holding company with interest in providing parcel shipping and logistics optimization solutions | Director/Miembro de la Junta | - |
Falcon International Communications LP | Director/Miembro de la Junta | - |
BirdDog Solutions, Inc.
 BirdDog Solutions, Inc. Air Freight/CouriersTransportation Provides parcel shipping and logistics optimization solutions through software-as-a-service | Director/Miembro de la Junta | - |
IMSI Design LLC
 IMSI Design LLC Packaged SoftwareTechnology Services Provides mobile solutions for the architectural, engineering and construction industries | Director/Miembro de la Junta | - |
Greyhawk Capital Management LLC
 Greyhawk Capital Management LLC Investment ManagersFinance Greyhawk Capital invests in companies located in the United States. The firm focuses on cellular telephony, transportation services, UPS Stores, jewelry, and specialty finance. It participates in buyout and growth capital transactions with an investment size of USD 5 - 25 million. | Fundador | 01/04/2006 |
Steel Box LLC | Fundador | - |
| Empresas | Cargo | Fin |
|---|---|---|
TA Associates Management LP
 TA Associates Management LP Investment ManagersFinance TA Associates invests in middle market companies located across the globe primarily in North America, Europe and Asia with an enterprise value of USD 150 million - 3 billion. The firm targets companies operating in the fields of technology, financial services, business services, healthcare and consumer service sectors. It participates in buyouts, MBOs, leveraged recapitalizations and growth transactions with an investment size of USD 150 - 600 million. The firm acquires minority and majority positions and also takes a seat on the board of directors. | Corporate Officer/Principal | 31/12/1977 |
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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 | 28 |
|---|---|
American Capital Corp. (California)
 American Capital Corp. (California) Savings BanksFinance Operates as a state chartered savings bank | Finance |
Arch Capital Group Ltd.
 Arch Capital Group Ltd. Multi-Line InsuranceFinance Provides property and casualty insurance and reinsurance services | Finance |
MobileMedia Corp.
 MobileMedia Corp. Wireless TelecommunicationsCommunications Provides cellular and other wireless telecommunications | Communications |
Western Wireless Corp.
 Western Wireless Corp. Wireless TelecommunicationsCommunications Provides wireless communication services | Communications |
Young & Rubicam Brands, Inc.
 Young & Rubicam Brands, Inc. Advertising/Marketing ServicesCommercial Services Provides advertising and marketing communication services | Commercial Services |
T-Mobile USA, Inc.
 T-Mobile USA, Inc. Wireless TelecommunicationsCommunications Provides internet, voice, broadband, online banking services and sells online electronics | Communications |
NIC, Inc.
 NIC, Inc. Information Technology ServicesTechnology Services Operates as a digital government solutions and payments company for the federal, state and local government agencies | Technology Services |
TA Associates Management LP
TA Associates Management LP Investment ManagersFinance TA Associates invests in middle market companies located across the globe primarily in North America, Europe and Asia with an enterprise value of USD 150 million - 3 billion. The firm targets companies operating in the fields of technology, financial services, business services, healthcare and consumer service sectors. It participates in buyouts, MBOs, leveraged recapitalizations and growth transactions with an investment size of USD 150 - 600 million. The firm acquires minority and majority positions and also takes a seat on the board of directors. | Finance |
Digitas, Inc.
 Digitas, Inc. Miscellaneous Commercial ServicesCommercial Services Provides digital and interactive marketing services | Commercial Services |
Stanford University
 Stanford University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Hellman & Friedman LLC
 Hellman & Friedman LLC Investment ManagersFinance Hellman & Friedman invests in companies located in the United States. The firm focuses across a broad range of sectors and industries. It provides financing for buyout and growth stage capital requirements with an investment size of USD 300 - 1000 million and acquires both minority and controlling positions. | Finance |
Western Wireless International Holding Corp.
 Western Wireless International Holding Corp. Wireless TelecommunicationsCommunications Provides worldwide wireless services | Communications |
VoiceStream Wireless Corp.
 VoiceStream Wireless Corp. Specialty TelecommunicationsCommunications Provides communications services | Communications |
Greyhawk Capital Management LLC
Greyhawk Capital Management LLC Investment ManagersFinance Greyhawk Capital invests in companies located in the United States. The firm focuses on cellular telephony, transportation services, UPS Stores, jewelry, and specialty finance. It participates in buyout and growth capital transactions with an investment size of USD 5 - 25 million. | Finance |
IMSI Design LLC
IMSI Design LLC Packaged SoftwareTechnology Services Provides mobile solutions for the architectural, engineering and construction industries | Technology Services |
BirdDog Solutions, Inc.
BirdDog Solutions, Inc. Air Freight/CouriersTransportation Provides parcel shipping and logistics optimization solutions through software-as-a-service | Transportation |
Eller Media Co. | |
Active Business Network LLC
 Active Business Network LLC Packaged SoftwareTechnology Services Provides telecom invoice automation services | Technology Services |
Lehman Brothers, Kuhn, Loeb, Inc.
 Lehman Brothers, Kuhn, Loeb, Inc. Investment Banks/BrokersFinance Security Brokers | Finance |
Falcon International Communications LP | |
Alturas Energy LLC
Alturas Energy LLC Oil & Gas ProductionEnergy Minerals Provides oil and natural gas exploration and production services | Energy Minerals |
Post Oak Bank, NA
 Post Oak Bank, NA Major BanksFinance Nationaly chartered commercial bank | Finance |
Harvard Business School
 Harvard Business School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
BirdDog Holdings LLC
BirdDog Holdings LLC Air Freight/CouriersTransportation Operates as a holding company with interest in providing parcel shipping and logistics optimization solutions | Transportation |
National Radio Partners | |
Duhamel Falcon Cable Mexico LLC | |
Falcon Cable TV | |
Steel Box LLC |
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