John Schlaefer, Founder of GCT Semiconductor

About John Schlaefer

John Schlaefer is the CEO of GCT Semiconductor, a leading designer and supplier of advanced 5G and 4G semiconductor solutions. The company's market-proven solutions have enabled fast and reliable 4G LTE connectivity for numerous commercial devices. GCT Semiconductor was founded in 1998 in San Jose, US, and in September 2014, it raised $23.81 million from Parakletos Ventures. The company specializes in integrating radio frequency, baseband modem, and digital signal processing functions into its system-on-chip solutions.

John Schlaefer at a glance

• Company: GCT Semiconductor
• Total raised: $24M
• Latest round: Series F
• Investors: Parakletos Ventures, 3V SourceOne Capital, UOB Venture Management
• Location: South Korea

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