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Paragraf

Semiconductors · Somersham, United Kingdom · Founded 2015

Mass-produced graphene sensors for the semiconductor industry. MoreLess

Paragraf is a deep-tech company revolutionizing the electronics industry by enabling the mass production of graphene-based devices. A 2017 spin-out from the University of Cambridge, the company was founded by Professor Sir Colin Humphreys, Dr. Simon Thomas, and Dr. Ivor Guiney, who collectively leveraged their extensive expertise in materials science and semiconductors to overcome a long-standing challenge in electronics: producing high-quality graphene at scale. The breakthrough came from a proprietary and scalable method of depositing large-area, device-quality graphene directly onto semiconductor wafers, a process compatible with existing manufacturing infrastructure. Paragraf's business model is centered on the design, development, and manufacturing of these advanced electronic components, serving as both a product provider and a foundry service for custom 2D material applications. Paragraf's primary revenue stream comes from the sale of its graphene-based sensors and its funding rounds, having raised significant capital to scale its operations. Its clientele spans various high-tech sectors, including automotive, healthcare, quantum computing, aerospace, and industrial automation. Paragraf's investors include Amadeus Capital Partners, British Patient Capital, and In-Q-Tel, a venture capital firm associated with the CIA. Paragraf's product portfolio includes Graphene Hall Sensors (GHS) and Graphene Molecular Sensors (GMS). The GHS line offers exceptionally high sensitivity and performance in extreme conditions, such as cryogenic temperatures and high magnetic fields, making them ideal for quantum computing and electric vehicle (EV) battery management. The GMS products are electrolyte-gated field-effect transistors that provide rapid and precise detection of molecules, ions, and gases. These biosensors have applications in medical diagnostics for early disease detection, environmental monitoring, and agritech. The core benefit of Paragraf's technology is that its devices perform faster, more accurately, and with lower energy consumption compared to traditional silicon-based alternatives. Keywords: graphene electronics, semiconductor manufacturing, magnetic sensors, Hall effect sensors, molecular sensors, biosensors, 2D materials, deep tech, University of Cambridge spin-out, Simon Thomas, Colin Humphreys, Ivor Guiney, cryogenics, quantum computing, automotive sensors, EV battery management, medical diagnostics, agritech, environmental sensing, materials science, foundry services, solid-state devices

Valuation $250–500M
Revenue <$1M
Headcount 100–500
Total funding $100–500M
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Paragraf and the history behind them.

Talent graph

Paragraf's talent

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Team profiled 21 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 4 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

12 investors on Paragraf's cap table

Sourced from Dealroom's funding history. Investor profile links are shown where available.

Seed 7 investors entered at this stage
Cambridge Enterprise
Amadeus Capital Partners
IQ Capital
Parkwalk Advisors
European Regional Development Fund
Advanced Propulsion Centre UK
UK Research and Innovation
Series A 4 investors entered at this stage
New Science Ventures
Molten Ventures
British Patient Capital
In-Q-Tel
Series B+ 1 investor entered at this stage

Global footprint

Where Paragraf has talent and traffic

Workforce by country
4 countries with
team presence
🇬🇧 United Kingdom91.6%
🇺🇸 United States6%
🇦🇪 United Arab Emirates1.2%
🇹🇷 Turkey1.2%
4 countries shown

Market sentiment

What the market is saying about Paragraf

An AI-synthesized read of the highest-engagement posts about Paragraf on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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