Byung Joon Han
CEO @ Silicon Box
Singapore, Singapore
Byung Joon Han is a seed investor at Silicon Box in Singapore focused on Electronics and Manufacturing. Dr. Byung-Joon (BJ) Han is co-founder and CEO @ Silicon Box. He served as Chief Technology Officer, President, Chief Executive Officer, and Chairman of the Board for JCET STATS Chippac – the world’s No. 3 OSAT – where he worked for twenty years (1999-2019). During that time, he grew revenue at STATS Chippac from $100M to $4.3B by transformingSingapore--based STATS into a global company.Dr. Han is the inventor of semiconductor packaging products, currently shipping 100B+ per year in unit volume, including quad flat no-lead (QFN). He has led teams that have won awards for technological breakthroughs in the space. Dr. Han brings his considerable know-how and expertise in advanced packaging to Silicon Box, and to address the current lack of chiplet integration infrastructure.Dr. Han served as Group Chairman of the Technology Strategy Committee overseeing technology direction for the JCET group of companies. In the prior 14 years, he held positions at AT&T Bell Labs, IBM Research, and Anam Semiconductor (later Amkor, world’s No. 2 OSAT). Dr. Han is a consultant at Bain and holds directorships at several important semiconductor firms and innovation initiatives.Dr. Han was a member of the main committee for Singapore President’s Science and Technology Awards, a member of the National Research Foundation of Singapore and a Director at the Intellectual Property Office of Singapore. He served as Director for the International Electronics Manufacturing Initiative from 2005-2017. Dr. Han holds over 300 patents. Dr. Han received his PhD from Columbia University in the City of New York, and completed the Advanced Management Program at Harvard University.
- Total investments:
- 5
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Byung Joon Han invests in
Stages Byung Joon Han invests in
Countries Byung Joon Han invests in
Round sizes
Round size
- Series B
- $100M–$200M
Investment Focus
Industry
- Electronics 1 (20%)
- Manufacturing 1 (20%)
- Semiconductor 1 (20%)
Stage
- Seed 1 (20%)
- Series A 1 (20%)
- Series B 1 (20%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Silicon Box
|
Silicon Box is an advanced OSAT (outsourced semiconductor assembly and testing) services provider, specializing in semiconductor integration. The company is capable of delivering full execution for semiconductor packaging, from initial design to final manufacturing of standard single chip packages to the most sophisticated chiplet-based systems,enabling applications that include AI (artificial intelligence), HPC (high performance computing), EV (electric vehicles), automotive, power management, mobile chipsets and processors, applications processors, radiofrequency, and more. | $99.9M / Series B / Aug 05, 2024 | |
|
Silicon Box
|
Silicon Box is an advanced OSAT (outsourced semiconductor assembly and testing) services provider, specializing in semiconductor integration. The company is capable of delivering full execution for semiconductor packaging, from initial design to final manufacturing of standard single chip packages to the most sophisticated chiplet-based systems,enabling applications that include AI (artificial intelligence), HPC (high performance computing), EV (electric vehicles), automotive, power management, mobile chipsets and processors, applications processors, radiofrequency, and more. | $200M / Series B / Jan 04, 2024 | |
|
Silicon Box
|
Silicon Box is an advanced OSAT (outsourced semiconductor assembly and testing) services provider, specializing in semiconductor integration. The company is capable of delivering full execution for semiconductor packaging, from initial design to final manufacturing of standard single chip packages to the most sophisticated chiplet-based systems,enabling applications that include AI (artificial intelligence), HPC (high performance computing), EV (electric vehicles), automotive, power management, mobile chipsets and processors, applications processors, radiofrequency, and more. | $156.6M / Series A / Mar 09, 2022 | |
|
Silicon Box
|
Silicon Box is an advanced OSAT (outsourced semiconductor assembly and testing) services provider, specializing in semiconductor integration. The company is capable of delivering full execution for semiconductor packaging, from initial design to final manufacturing of standard single chip packages to the most sophisticated chiplet-based systems,enabling applications that include AI (artificial intelligence), HPC (high performance computing), EV (electric vehicles), automotive, power management, mobile chipsets and processors, applications processors, radiofrequency, and more. | $51M / Seed / May 01, 2021 | |
|
Silicon Box
|
Silicon Box is an advanced OSAT (outsourced semiconductor assembly and testing) services provider, specializing in semiconductor integration. The company is capable of delivering full execution for semiconductor packaging, from initial design to final manufacturing of standard single chip packages to the most sophisticated chiplet-based systems,enabling applications that include AI (artificial intelligence), HPC (high performance computing), EV (electric vehicles), automotive, power management, mobile chipsets and processors, applications processors, radiofrequency, and more. | Seed / Jan 21, 2021 |
Co-Investors
About Silicon Box
Silicon Box is an advanced OSAT (outsourced semiconductor assembly and testing) services provider, specializing in semiconductor integration. The company is capable of delivering full execution for semiconductor packaging, from initial design to final manufacturing of standard single chip packages to the most sophisticated chiplet-based systems,enabling applications that include AI (artificial intelligence), HPC (high performance computing), EV (electric vehicles), automotive, power management, mobile chipsets and processors, applications processors, radiofrequency, and more.
Silicon Box Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Weili Dai
Co-founder
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Byung Joon Han
CEO
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Mike Han
CRO
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2 more contacts available
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FAQ
What does Byung Joon Han invest in?
Byung Joon Han invests primarily in Electronics, Manufacturing and Semiconductor startups, most often at Seed and Series A stage. Most of the 5 investments tracked by Shizune back companies in Singapore. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Byung Joon Han's check size?
Byung Joon Han typically joins rounds of $100M–$200M at Series B. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Byung Joon Han participates in.
When did Byung Joon Han last invest?
The most recent investment recorded for Byung Joon Han closed in Aug 2024. Shizune tracks 5 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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