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JLL-backed EVERSANA acquires London HEOR firm Estima Scientific

Estima Scientific, a London health economics and outcomes research technology and services firm, has joined EVERSANA; financial terms were not disclosed.

EVERSANA, a provider of commercial services to the biopharmaceutical industry, announced the acquisition of Estima Scientific, a London-based health economics and outcomes research (HEOR) technology and services company. Estima has joined EVERSANA, and its co-founders Tim Reason and Andy Gimblett will join EVERSANA's global workforce.

Estima will integrate its consulting expertise and proprietary generative-AI software into EVERSANA's market access and value and evidence solutions. The company said the deal supports its AI-enabled, technology-first strategy, and EVERSANA CEO Mark Thierer said the Estima team would fit into the organization. The financial terms were not disclosed. Bourne Partners advised Estima Scientific as exclusive financial adviser, and Wedlake Bell acted as legal adviser.

Deal facts

Target
Estima Scientific
Business
London-based health economics and outcomes research (HEOR) technology and services company using AI-powered software and consulting
Acquirer
EVERSANA
Backed by
JLL Partners
Deal type
Add-on
Headquarters
London, United Kingdom
Status
Completed
Announced
Wednesday, October 28, 2026

Sources

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