Andy Rappaport
Net worth: 5 M $ as of 30/05/2026
Net worth: 5 M $ as of 30/05/2026
Andy S.
Rappaport is currently Director at Luxtera, Inc., Unity Semiconductor Corp., Scintera Networks LLC, Magnum Semiconductor, Inc., Alta Devices, Inc., Groq, Inc. (since 2021), and Independent Director at Olema Pharmaceuticals, Inc. (since 2013).
He is Chief Investment Officer & Managing Partner at SPW Investments Ltd. (since 2005) and Managing Partner at Skyline Public Works LLC (since 2003).
Former roles include Director at Silicon Image, Inc., Ubicom, Inc., TZero Technologies, Inc., SuVolta, Inc., Qualcomm Atheros, Inc., and Massachusetts Microelectronics Center.
Former Principal positions were held at International Business Machines Corp., Viewlogic Systems, Inc., Microsemi SoC Corp., Electronic Data Systems Corp., MMC Networks, Inc., Transmeta Corp., Panametrics LLC, Silicon Architects, Inc., AT&T, Inc., and New Cycle Capital LLC.
Served as Partner at August Capital Master Management Co. LLC from 1996 to 2014 and President of Technology Research Group.
Education includes undergraduate studies at Princeton University.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 22/04/2026 | 385,965 ( 0.44% ) | 5 M $ | 30/05/2026 |
| Companies | Position | Start |
|---|---|---|
| OLEMA PHARMACEUTICALS, INC. | Director/Board Member | 31/12/2012 |
Groq, Inc.
Groq, Inc. Packaged SoftwareTechnology Services Develops an AI inference platform for enterprises | Director/Board Member | 24/02/2021 |
SPW Investments Ltd.
SPW Investments Ltd. Financial ConglomeratesFinance Functions as an investment holding company | Chief Investment Officer | 31/12/2004 |
Skyline Public Works LLC
Skyline Public Works LLC Financial ConglomeratesFinance Provides public and private investment services | Corporate Officer/Principal | 31/12/2002 |
Alta Devices, Inc.
Alta Devices, Inc. SemiconductorsElectronic Technology Develops solar cells and mobile power technology solutions | Director/Board Member | 10/03/2011 |
Unity Semiconductor Corp.
Unity Semiconductor Corp. SemiconductorsElectronic Technology Designs and manufactures semiconductors and related products | Director/Board Member | 31/01/2010 |
Magnum Semiconductor, Inc.
Magnum Semiconductor, Inc. SemiconductorsElectronic Technology Provides silicon, modules, software and Internet protocol | Director/Board Member | - |
Luxtera, Inc.
Luxtera, Inc. SemiconductorsElectronic Technology Designs, develops, and delivers silicon photonics devices | Director/Board Member | - |
| Companies | Position | End |
|---|---|---|
August Capital Master Management Co. LLC
August Capital Master Management Co. LLC Investment ManagersFinance August Capital invests in companies located in the United States. The firm focuses on a broad range of sectors and industries. It provides financing for early and later stage capital requirements. | Corporate Officer/Principal | 31/12/2013 |
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Active
Inactive
Listed companies
Private companies
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
| Private companies | 28 |
|---|---|
International Business Machines Corp.
International Business Machines Corp. Information Technology ServicesTechnology Services Provides software, IT consulting, cloud and infrastructure services | Technology Services |
Viewlogic Systems, Inc.
Viewlogic Systems, Inc. Packaged SoftwareTechnology Services Develops, markets, and supports a comprehensive family of integrated e-product design software and services | Technology Services |
Microsemi SoC Corp.
Microsemi SoC Corp. SemiconductorsElectronic Technology Manufactures embedded processors | Electronic Technology |
Electronic Data Systems Corp.
Electronic Data Systems Corp. Information Technology ServicesTechnology Services Provides information technology and data processing services | Technology Services |
MMC Networks, Inc.
MMC Networks, Inc. Information Technology ServicesTechnology Services Develops high performance software-programmable processors for networking applications | Technology Services |
Silicon Image, Inc.
Silicon Image, Inc. Computer CommunicationsElectronic Technology Provides video, audio and data connectivity solutions | Electronic Technology |
Transmeta Corp.
Transmeta Corp. SemiconductorsElectronic Technology Develops and licenses computing, microprocessor & semiconductor technologies | Electronic Technology |
Luxtera, Inc.
Luxtera, Inc. SemiconductorsElectronic Technology Designs, develops, and delivers silicon photonics devices | Electronic Technology |
Ubicom, Inc.
Ubicom, Inc. SemiconductorsElectronic Technology Develops communications processor and software platforms | Electronic Technology |
Unity Semiconductor Corp.
Unity Semiconductor Corp. SemiconductorsElectronic Technology Designs and manufactures semiconductors and related products | Electronic Technology |
TZero Technologies, Inc.
TZero Technologies, Inc. SemiconductorsElectronic Technology Provides ultra wideband chipsets for wireless video applications | Electronic Technology |
SuVolta, Inc.
SuVolta, Inc. SemiconductorsElectronic Technology Develops and licenses scalable semiconductor technologies | Electronic Technology |
Panametrics LLC
Panametrics LLC Electronic Equipment/InstrumentsElectronic Technology Manufactures ultrasonic testing equipment and process control instrumentation | Electronic Technology |
Silicon Architects, Inc.
Silicon Architects, Inc. Information Technology ServicesTechnology Services Designs software. | Technology Services |
Qualcomm Atheros, Inc.
Qualcomm Atheros, Inc. SemiconductorsElectronic Technology Manufactures wireless semiconductors | Electronic Technology |
Princeton University
Princeton University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Scintera Networks LLC
Scintera Networks LLC SemiconductorsElectronic Technology Delivers high performance, compact and very low-power system-on-chip solutions to measure, modify and monitor radio frequency signals and systems | Electronic Technology |
Magnum Semiconductor, Inc.
Magnum Semiconductor, Inc. SemiconductorsElectronic Technology Provides silicon, modules, software and Internet protocol | Electronic Technology |
AT&T, Inc.
AT&T, Inc. Wireless TelecommunicationsCommunications Operates as a holding company whose subsidiaries provides wireless and wireline telecommunications and broadband services | Communications |
August Capital Master Management Co. LLC
August Capital Master Management Co. LLC Investment ManagersFinance August Capital invests in companies located in the United States. The firm focuses on a broad range of sectors and industries. It provides financing for early and later stage capital requirements. | Finance |
Massachusetts Microelectronics Center | |
New Cycle Capital LLC
New Cycle Capital LLC Investment ManagersFinance New Cycle Capital participates in early stage capital transactions and focuses on a wide range of sectors and industries. | Finance |
Technology Research Group
Technology Research Group Investment ManagersFinance Provides investment research | Finance |
Alta Devices, Inc.
Alta Devices, Inc. SemiconductorsElectronic Technology Develops solar cells and mobile power technology solutions | Electronic Technology |
Groq, Inc.
Groq, Inc. Packaged SoftwareTechnology Services Develops an AI inference platform for enterprises | Technology Services |
Olema Pharmaceuticals, Inc.
Olema Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Develops and manufactures drugs for the treatment & prevention of estrogen receptor positive breast cancer | Health Technology |
SPW Investments Ltd.
SPW Investments Ltd. Financial ConglomeratesFinance Functions as an investment holding company | Finance |
Skyline Public Works LLC
Skyline Public Works LLC Financial ConglomeratesFinance Provides public and private investment services | Finance |
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