Upstreambiotech
Durham, US · 5 known investors
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Upstream Biotechnology develops seed-based crop technologies that enhance plant immunity and resilience using RNA-based SwitchBlade platform. The company translates foundational plant-immunity science into commercial agricultural solutions for seed-company partnerships.
Founders & leadership
GH

George H. GreeneCEO & Co-Founder
XW
Xiao-fang WangNamed on SEC filing
XD
Xinnian DongCo-Founder
Board
KL

Investors · 5
Reported raises · per SEC filings
Form D private placements$625K disclosed across 1 round · 2025
▶$625KraisedSep 2025 · 3 investors · Other TechnologyRule 506(b)
▶$625KraisedSep 2025 · 3 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- Karen LeVertDirector
- Xiao-fang WangDirector
- George H. GreeneExecutive Officer, Director
- Xinnian DongDirector
- Offering amount
- $1.6M
- Amount sold
- $625K
- First sale
- Aug 2025
- Incorporated
- Corporation, North Carolina
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Related companies · 2
Upstream BioUpstream Bio is a biotechnology company that sponsors clinical trials to develop products under investigation. It works with clinical study staff, principal investigators, and healthcare practitioners at study sites conducting its trials.
Seeking AlphaSeeking Alpha is a financial research platform offering stock analysis, market news, investment ideas, and quantitative ratings across asset classes, drawing on a large community of contributing analysts. It serves individual and professional investors seeking research and data-driven insight on stocks and markets.
Companies working in the same space as Upstreambiotech.
Frequently asked questions
- What does Upstreambiotech do?
- Upstream Biotechnology develops seed-based crop technologies that enhance plant immunity and resilience using RNA-based SwitchBlade platform. The company translates foundational plant-immunity science into commercial agricultural solutions for seed-company partnerships.
- Who are Upstreambiotech's investors?
- Upstreambiotech's investors include Ag Ventures Alliance, AgLaunch Accelerator, LeVert Ventures, Middleland Capital, Redstick Ventures.
- How much funding has Upstreambiotech raised?
- Upstreambiotech has disclosed $625K raised across 1 round.
- Where is Upstreambiotech headquartered?
- Upstreambiotech is headquartered in Durham, US.



