Syenex
Evanston, US · Founded 2022 · Delaware corporation · 17 employees on LinkedIn · 3 known investors
Syenex provides cell delivery technologies and contract development services for therapeutic cell engineering, serving biopharmaceutical companies developing cell-based therapies. The company integrates cell engineering and delivery capabilities with regulatory support for clinical development.
Founders & leadership
JD
John D. RosanelliExecutive
Investors · 3
Reported raises · per SEC filings
Form D private placements$13.7M disclosed across 2 rounds · 2022–2025
▶$8.7MraisedJan 2025 · 18 investors · BiotechnologyRule 506(b)
▶$8.7MraisedJan 2025 · 18 investors · Biotechnology
Rule 506(b)Officers, directors & promoters on the filing
- John D. RosanelliExecutive Officer, Director
- Offering amount
- $8.7M
- Amount sold
- $8.7M
- First sale
- Jan 2025
- Incorporated
- Corporation, Delaware, 2022
- Federal exemptions
- 06b
▶$5MraisedSep 2022 · 14 investors · BiotechnologyRule 506(b)
▶$5MraisedSep 2022 · 14 investors · Biotechnology
Rule 506(b)Officers, directors & promoters on the filing
- John D. RosanelliExecutive Officer, Director
- Offering amount
- $5M
- Amount sold
- $5M
- First sale
- Jun 2022
- Incorporated
- Corporation, Delaware, 2022
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Competitors · 6
by search overlapBioworld13 shared keywordsBioWorld is a suite of daily news and data services covering therapeutics, medical technology, biopharma business transactions, and drug R&D, serving biopharmaceutical and medtech industry professionals. Owned by Clarivate, it publishes products including BioWorld, BioWorld Science, and BioWorld Asia with reporting from writers stationed globally.
Xenex10 shared keywordsXenex builds pulsed Xenon UV light disinfection robots that deactivate pathogens missed during manual cleaning, used by hospitals to reduce environmental contamination and healthcare-associated infections. The company sells to hospital infection control programs as part of a device-plus-service offering.
Thumbnail for SyntheX9 shared keywordsSyntheX is a drug discovery company that engineers cells using its ToRFLEx platform to run target-centric, cell-based functional selection for challenging protein targets and novel mechanisms of action. It applies synthetic biology to identify drugs that modulate protein classes historically considered undruggable, such as those altering protein levels or interactions.
Senex Biotechnology8 shared keywordsSenex Biotechnology develops small-molecule inhibitors targeting protein regulators of gene expression for cancer treatment, with lead programs in prostate cancer, breast cancer, and leukemia. The company is also exploring applications in inflammation and cardiovascular disease.
Scynexis8 shared keywordsSCYNEXIS develops fungerp-based antifungal therapies, including SCY-247, for treating and preventing severe, progressive, and often fatal fungal diseases and antimicrobial-resistant infections. The company focuses on rare diseases affecting underserved patient populations.
Oncosenx8 shared keywordsOncoSenX is a late-stage pre-clinical cancer therapeutics company developing treatments that target solid tumors based on transcriptional activity. Its system pairs a patented Proteo-Lipid Vehicle (PLV) delivery agent with plasmid DNA payloads that induce apoptosis in cancer cells while sparing adjacent cells.
Companies competing with Syenex for the same Google search keywords, organic and paid, via search-intersection analysis.
Frequently asked questions
- What does Syenex do?
- Syenex provides cell delivery technologies and contract development services for therapeutic cell engineering, serving biopharmaceutical companies developing cell-based therapies. The company integrates cell engineering and delivery capabilities with regulatory support for clinical development.
- Who are Syenex's investors?
- Syenex's investors include AlleyCorp, Alley Robotics Ventures, KdT Ventures.
- How much funding has Syenex raised?
- Syenex has disclosed $13.7M raised across 2 rounds.
- Where is Syenex headquartered?
- Syenex is headquartered in Evanston, US.



