ProbiusDX
Fremont, US · Founded 2016 · Delaware corporation · 16 employees on LinkedIn · 7 known investors
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Probius develops Quantum Electrochemical Spectroscopy (QES), a label- and reagent-free electrochemical sensing technology that detects and quantifies thousands of analytes—proteins, metabolites, and cells—from microliter-scale biological samples in about 30 minutes. The platform generates digital representations of biological specimens and cloud-based multiplex assays intended to feed AI models of biology for biomarker discovery, drug development, and bioproduction quality control.
Founders & leadership
ProbiusDX was founded in 2016 by Chaitanya Gupta and Emmanuel Quevy.

Investors · 7
How we know: Cota Capital's portfolio page · Not right? Tell us
How we know: Social Starts's portfolio page · the VCSheet dataset · Not right? Tell us
How we know: the VCSheet dataset · Not right? Tell us
Reported raises · per SEC filings
Form D private placements$2.4M disclosed across 1 round · 2025
▶$2.4MraisedAug 2025 · 21 investors · OtherRule 506(b)
- Chaitanya GuptaExecutive Officer, Director
- Emmanuel QuevyExecutive Officer, Director
- Offering amount
- $25M
- Amount sold
- $2.4M
- Sales commissions
- $252K
- First sale
- Aug 2025
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Related companies · 2
Companies working in the same space as ProbiusDX.
Frequently asked questions
- What does ProbiusDX do?
- Probius develops Quantum Electrochemical Spectroscopy (QES), a label- and reagent-free electrochemical sensing technology that detects and quantifies thousands of analytes—proteins, metabolites, and cells—from microliter-scale biological samples in about 30 minutes. The platform generates digital representations of biological specimens and cloud-based multiplex assays intended to feed AI models of biology for biomarker discovery, drug development, and bioproduction quality control.
- Who founded ProbiusDX?
- ProbiusDX was founded by Chaitanya Gupta, Emmanuel Quevy in 2016.
- Who are ProbiusDX's investors?
- ProbiusDX's investors include Cota Capital, Heuristic Capital Partners, Joyance Partners, Qubits Ventures, Silicon Catalyst, Social Starts, TSVC.
- How much funding has ProbiusDX raised?
- ProbiusDX has disclosed $2.4M raised across 1 round.
- Where is ProbiusDX headquartered?
- ProbiusDX is headquartered in Fremont, US.






