Weikai Sun, Angel investor in Santa Clara is an active investor based in Santa Clara, California. This profile covers what Weikai Sun backs, at which stage, and how founders can reach out in 2026.
Weikai Sun is an angel investor and advisor at Silicon Catalyst, with 20 years of experience in building and delivering semiconductor IPs and chips.
Weikai Sun invests in Hardware & Deep Tech and SaaS & Enterprise, typically at Seed and Early Stage Venture.
- Location
- Santa Clara, California
- Typical check
- $375K
What does Weikai Sun invest in?
- Investor type
- AngelVC
- Stages
- SeedEarly Stage Venture
- Invests in
- Hardware & Deep TechSaaS & Enterprise
Where is Weikai Sun based?
Weikai Sun is based in Santa Clara, California.
- Browse more startup investors near Weikai Sun:
- Startup investors in CaliforniaStartup investors in the United States
How to reach Weikai Sun
Angels and operators like Weikai Sun reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.
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About this profile
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Cite this page
Round Funded. "Weikai Sun." Round Funded investor database, updated September 22, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/weikai-sun
Frequently Asked Questions
Who is Weikai Sun?
Weikai Sun, Angel investor in Santa Clara is an active investor based in Santa Clara, California. Weikai Sun invests in Hardware & Deep Tech and SaaS & Enterprise, typically at Seed and Early Stage Venture.
What does Weikai Sun invest in?
Weikai Sun invests in Hardware & Deep Tech and SaaS & Enterprise, typically at Seed and Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Weikai Sun invest at?
Weikai Sun typically invests at Seed and Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Weikai Sun's typical check size?
Weikai Sun typically writes checks around $375K. Use it as a signal for whether your raise fits their stage.
Where is Weikai Sun based?
Weikai Sun is based in Santa Clara, California.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.
Investor lists that match Weikai Sun's profile
Lists of investors with the same location, stage, sector or investor type as Weikai Sun.
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