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Compular and the EIC Accelerator: Simulating Better Batteries

September 30, 2026716 words4 min

Compular, based in Gothenburg, Sweden, develops software that runs and analyses molecular dynamics simulations of battery materials, automatically detecting the structures and motions of molecules that give a material its useful properties. Its EIC Accelerator project, "Advanced Simulation Software With Patented Method Optimised For Battery Development", receives an EU contribution of €2,328,679 towards a total cost of €3,326,685 and runs from July 2024 to October 2026, according to CORDIS. Before the EIC award, Compular took part in the EuroHPC-funded FF4EuroHPC programme with Chalmers Industriteknik and the battery start-up Enerpoly, according to the HPC Portal.

The project's report says Compular completed part of a multiscale model linking atomistic and continuum scales, delivered a fully automated molecular dynamics workflow ahead of schedule, deployed secure cloud infrastructure and tested early versions with pilot users, according to CORDIS. Its main result so far, the report says, is an automated web application for molecular dynamics simulations of electrolytes, Compular Lab. Local software and full multiscale integration were still at an early stage. Compular has not published customer names, revenue or funding.

€2.33MEIC grant
1Web application launched
Oct 2026EIC project end
0Named paying customers

Company file

Legal entity
Compular AB, org. no. 559278-0695
Location
Gothenburg, Sweden
Product
Compular Lab, simulation engine CHAMPION
Target users
Battery and materials developers
Earlier project
FF4EuroHPC, with Chalmers Industriteknik and Enerpoly
Stage
Pilot users
EIC funding
Blended finance, €2.33M grant

Where Compular Stands Now

Compular's product runs at compularlab.com. The company's own website shows little public information, and it has announced no funding round since the EIC award. Its accounts were not accessible in free sources for this article, as the Swedish company-data sites were blocked.

"The main result of the project so far is the product in the form of the automated web application for molecular dynamics simulations of electrolytes."

Compular, EIC project report

The Technology: Batteries in a Computer

Molecular dynamics simulates how the molecules move and interact, and Compular's tools automate running these simulations and extracting properties from them. The EIC project aims to connect these atomistic results to larger-scale models with little empirical input. The report says the team is refactoring its CHAMPION engine to handle larger simulations.

What the EIC Award Promised, and What the Record Shows

The project runs until October 2026, so it is too early to judge it. It has produced a working web application and parts of the multiscale framework. Commercial uptake, the point of an Accelerator award, has not been made public.

  1. Automated MD workflowDeliveredAhead of schedule.
  2. Web applicationLaunchedCompular Lab.
  3. Multiscale integrationPartialEarly stage.
  4. Paying customersUnverifiedNone named.

The Money

The EU covers 70% of the project. The award was blended finance, but no EIC Fund investment has been announced, and Compular has not disclosed other funding.

What Cannot Be Checked

Questions for the EIC

Whether the EIC Fund invested, how many companies use Compular Lab, what Compular earns and how many people it employs are not public.

Why Europe Should Care

The EIC funded Compular to speed up battery material development in Europe by predicting properties from first principles. Its tools exist; public evidence that battery makers rely on them does not yet.

What the award promised

Advanced simulation software optimised for battery development.

What the record shows

A web app for electrolyte simulation and pilot users.

The Verdict

Product built, traction unknown

Compular delivered software under the EIC project. It has not shown who pays for it.

Compular and the EIC have not been asked for comment for this article. It is based entirely on public records and published statements, linked throughout.

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EIC AcceleratorBeneficiary Deep Dive#Compular#batteries#simulation software#molecular dynamics#materials science#Sweden
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