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Ki-Sub Lee
Chief Executive Officer at
KAINOS MEDICINE, INC.
Net worth: 2 M $ as of 2025-08-30
Profile
Ki-Sub Lee was the founder of GCT Semiconductor, Inc., founded in 1998, serving as President & Chief Executive Officer.
Mr. Lee was the founder of Kainos Medicine, Inc., founded in 2007, serving as Chairman & Chief Executive Officer and currently as Co-Chief Executive Officer & Director.
Former jobs include Vice President at Silicon Image, Inc. and Partner at Altos Ventures Management, Inc. Education includes undergraduate studies at Hanyang University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
KAINOS MEDICINE INC. 9.42% | 2025-09-29 | 2,654,528 ( 9.42% ) | 2 M $ | 2025-08-30 |
Ki-Sub Lee active positions
| Companies | Position | Start |
|---|---|---|
| KAINOS MEDICINE, INC. | Chief Executive Officer | 2007-06-14 |
Former positions of Ki-Sub Lee
| Companies | Position | End |
|---|---|---|
| SILICON IMAGE, INC. | Corporate Officer/Principal | 1997-12-30 |
Kainos Medicine, Inc. /old/
 Kainos Medicine, Inc. /old/ BiotechnologyHealth Technology Engages in the research and development of new drugs for cancer and infectious disease | Founder | - |
GCT Semiconductor, Inc.
 GCT Semiconductor, Inc. SemiconductorsElectronic Technology Designs and supplies 5G and advanced LTE solutions | Founder | - |
Altos Ventures Management, Inc.
 Altos Ventures Management, Inc. Investment ManagersFinance Altos ventures invests in companies located in the US and Asia. The firm targets companies operating in the fields of consumer and enterprise technology. It provides financing for early stage capital requirements. | Corporate Officer/Principal | - |
Training of Ki-Sub Lee
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
4
1st degree connections
6
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 6 |
|---|---|
Silicon Image, Inc.
 Silicon Image, Inc. Computer CommunicationsElectronic Technology Provides video, audio and data connectivity solutions | Electronic Technology |
Altos Ventures Management, Inc.
Altos Ventures Management, Inc. Investment ManagersFinance Altos ventures invests in companies located in the US and Asia. The firm targets companies operating in the fields of consumer and enterprise technology. It provides financing for early stage capital requirements. | Finance |
GCT Semiconductor, Inc.
GCT Semiconductor, Inc. SemiconductorsElectronic Technology Designs and supplies 5G and advanced LTE solutions | Electronic Technology |
Hanyang University
 Hanyang University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Kainos Medicine, Inc. /old/
Kainos Medicine, Inc. /old/ BiotechnologyHealth Technology Engages in the research and development of new drugs for cancer and infectious disease | Health Technology |
Kainos Medicine, Inc.
 Kainos Medicine, Inc. BiotechnologyHealth Technology Engages in the research and development of new drugs for cancer and infectious disease | Health Technology |
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