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Relation Therapeutics

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Using machine learning to improve drug discovery

London, United KingdomFounded 2019Biotech & Life Sciences
Valuation $100–250M Last recorded · 2025
Headcount 100–500 Current team size
Total funding $100–500M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Relation Therapeutics and the history behind them.

About Relation Therapeutics

RelationRx is a biotechnology startup that operates in the drug discovery market. The company aims to address the critical bottleneck in drug discovery, which is the poor understanding of the biology underlying diseases. This lack of understanding often leads to the failure of many drug candidates in trials and leaves numerous devastating diseases untreated. RelationRx's solution to this problem is a radically different approach that uses machine learning to better understand the biology of disease and discover new therapeutics rationally.

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The company's platform leverages ActiveGraph ML, a machine learning technology that has been successfully used by tech companies to solve problems in computer vision and product recommendations. However, RelationRx is the first to use this technology in drug discovery at such a large scale. With ActiveGraph ML, the company can understand the vast number of combinatorial functional relationships between genes, proteins, and drugs.

RelationRx is also pioneering a "Lab-in-the-Loop" approach that integrates active learning at every step of drug discovery, from predicting cell states to validating new targets. The company uses real cells from proprietary biobanks to generate genomic data, providing direct insights into critical biological relationships. This data is then fed into the machine learning systems, which request new experiments to improve their predictive ability.

The company's business model revolves around using its platform to discover new therapeutics. It generates revenue by licensing its discoveries to pharmaceutical companies for further development and commercialization.

In summary, RelationRx is a biotech startup that uses machine learning to revolutionize drug discovery. Its innovative approach could potentially lead to the discovery of treatments for diseases that are currently untreatable.

Source: Dealroom company data

At a glance

Status
Operational
Founded
2019
Headquarters
London, United Kingdom
Employees
130
Open positions
12
Dealroom signal
93.5/100
Industry
Health
Sub-industry
Pharmaceutical, BioTechnology
Sector
Biotech & Life Sciences, Biotechnology, Core AI, Tech for Biotech and Pharma, AI Drug Discovery, BIA Techbio UK, Techbio
Technology
Artificial Intelligence, Deep Tech, Machine Learning
Business model
Manufacturing
Client focus
b2b

Funding history

5 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
LATE VCOther financing Dec 2025 $55M $220M Novartis ↗
GROWTH EQUITY VCOther financing Dec 2024 $15M — GSK ↗
Showing the latest 2 of 5 recorded eventsBook a demo for the full funding history →

Growth signals

Relation Therapeutics website traffic

Latest recorded traffic for Relation Therapeutics is 6.7K monthly website visits, down 6.9% over the last three months. Relation Therapeutics's team grew 17.1% over the past year.

Latest monthly visits6.7K 3-month web change-6.9% 1-year team growth+17.1%
Summary metrics are public; monthly history is available with a demoCompare with peers →

Similar companies

Closest operating peers by Dealroom taxonomy

Company identity and context are open; selected comparison metrics preview what is available on the platform.

Showing 8 of the closest matchesCompare every metric →

Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

10 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed8 investors entered at this stage

Series B and later2 investors entered at this stage

  • GSK
  • Novartis
Team profiled 15 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 3 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.

Global footprint

Workforce and web traffic by country
Workforce by country
4 countries with
team presence
🇬🇧 United Kingdom95.9%
🇺🇸 United States2.1%
🇮🇹 Italy1%
🇮🇳 India1%
4 countries shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Relation Therapeutics on X, ranked by likes and reposts, corporate channels excluded.

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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