Lang Cui, General Partner & CIO at Family Office is an active investor based in United States. This profile covers what Lang Cui backs, at which stage, and how founders can reach out in 2026.
Lang Cui is the General Partner & CIO of a Multi-strategy Family Office fund, investing in early & growth stage emerging technologies.
Lang Cui invests in Artificial Intelligence, Robotics & Automation, Space & Aerospace and Crypto & Web3, typically at Early Stage Venture and Late Stage Venture.
- Location
- United States
- Typical check
- $3.8M
What does Lang Cui invest in?
- Investor type
- Family Office
- Stages
- Early Stage VentureLate Stage Venture
Where is Lang Cui based?
Lang Cui is based in United States.
- Browse more startup investors near Lang Cui:
- Startup investors in the United States
How to reach Lang Cui
Angels and operators like Lang Cui 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.
Reach active investors like this one
About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise. How this data is built.
Cite this page
Round Funded. "Lang Cui." Round Funded investor database, updated September 22, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/lang-cui
Frequently Asked Questions
Who is Lang Cui?
Lang Cui, General Partner & CIO at Family Office is an active investor based in United States. Lang Cui invests in Artificial Intelligence, Robotics & Automation, Space & Aerospace and Crypto & Web3, typically at Early Stage Venture and Late Stage Venture.
What does Lang Cui invest in?
Lang Cui invests in Artificial Intelligence, Robotics & Automation, Space & Aerospace and Crypto & Web3, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Lang Cui invest at?
Lang Cui typically invests at Early Stage Venture and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Lang Cui's typical check size?
Lang Cui typically writes checks around $3.8M. Use it as a signal for whether your raise fits their stage.
Where is Lang Cui based?
Lang Cui is based in United States.
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.
Similar investors to Lang Cui
Investors who share Lang Cui's portfolio companies, firm, city or investment focus.
- Vlad AndreiPortfolio Manager and Agentic AI Engineer at Family Office, San Francisco
- Steven HaleyAdvisor at Family Office, High Point
- Justin WeberInvestment Committee Officer at Family office, Chicago
- Sedef K RetzignacInvestor & Advisor at Family Office
- Clinton FoyManaging Related to Search Terms in Your Query Partner & CIO at Family office, Los Angeles
- Matthew QuigleyManaging Partner; Alternative Investments at Family Office, Palm Beach Gardens
- Esther DysonAngel investor in New York City
- Adam RothenbergPartner at BoxGroup, New York City
- Ullas NaikFounder and General Partner at Streamlined, Palo Alto
- Alex IskoldFounder and Partner at 2048 Ventures, New York City
- Nikitas KoutoupesManaging Director at Insight Partners
- Mike KrupkaSenior Advisor at Bain Capital Ventures, Boston
- Nihal MehtaFounding General Partner at Eniac Ventures, New York City
- Amos Ben-MeirInvestor at Sand Hill Angels, San Francisco
- Jeff ClavierFounding Partner at Uncork Capital, Menlo Park
- Rajeev DhamManaging Director at Sapphire Ventures, San Francisco
- Jake MedwellFounding Partner at 8VC, Austin
- Dev KharePartner at Lightspeed India, San Francisco