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Ionworks

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Ionworks

Simulation software used by leading battery and automotive companies

ionworks.com
HQ: Remote
1-10
Industrials

Company research

Public company, workplace, funding, and market signals

Updated Jul 29, 2026

Overview

Ionworks is a Pittsburgh-based, YC S24 battery simulation software company building an API-first, PyBaMM-based platform that turns cycler data into validated models, simulations, and optimization workflows for battery R&D teams.

Primary product

Ionworks Studio

Founded

2023

Headquarters

Pittsburgh, Pennsylvania, United States

Team size

1-10

Work style

Remote

Industry

Software Development

Sub-industry

Battery simulation software

Offices

Pittsburgh, Pennsylvania, United States (HQ)
Distributed across the United States and the United Kingdom

Business model

B2B SaaS
enterprise software
consulting/services

Funding

Stage

Pre-seed / seed

Total raised

$625K

Latest round

Pre-Seed · Sep 2024

Latest amount

$500K

Pre-Seed

Sep 2024 · Y Combinator

$500K

Seed

Aug 2024

$125K

People & investors

Leadership

Valentin Sulzer

Co-founder & CEO

Rob Timms

Co-founder & CTO

Liam Cooney

Founding Commercial Lead

Marc Berliner

Founding Algorithms Engineer

Alec Bills

Founding Battery Simulation Engineer

Leonard Li

Founding Product Engineer

Brady Planden

Founding Computational Engineer

Anya Kuznetsova

Founding Systems Engineer

Investors

Batch Ventures
Kima Ventures
Lobster Capital
Said Business School
SBS Seed Fund
Warrick Shanly
Y Combinator

Work & culture

Small, technical, research-driven team built around PyBaMM and battery science. The company emphasizes physics + AI, reproducibility, ownership, and a startup pace, with a distributed US/UK workforce and remote-friendly hiring.

Work style

Remote

Compensation

Public postings show salary bands such as $120k-$160k for Frontend Engineer and $120k-$200k for Founding Systems Engineer, plus meaningful equity/stock options. Exact compensation appears role-dependent and is not publicly standardized.

Benefits

remote-first
meaningful equity/stock options
unlimited PTO
401(k) match
medical insurance
dental insurance
vision insurance
paid parental leave
home office budget

Product & market

Pricing

Sales-led enterprise pricing with no public self-serve tiers; public materials point to contact-for-pricing, demo-led sales, and fixed-scope consulting engagements.

Differentiators

  • —Built on PyBaMM by the team that created and maintains it
  • —Browser-based GUI plus REST API and Python SDK
  • —Structured battery-data ingestion across major cycler formats
  • —Reproducible, provenance-tracked parameterized models
  • —Physics + AI positioning instead of generic simulation
  • —SOC 2 compliance for enterprise procurement
  • —Consulting and software from the same PyBaMM experts

Technology

PyBaMM
Python
React
Flask
Celery
SQL
Docker
TypeScript
JavaScript
HTML
Webpack
HubSpot
Ray
REST API
Python SDK

Customers

Sonocharge
Avrion Battery Labs
Iontra
Battery and automotive companies

Competitors

Ansys
COMSOL
Gamma Technologies (GT-AutoLion / GT-SUITE)
Siemens Battery Design Studio
Voltaiq
Micantis

Scale & contact

Estimated revenue

Roughly $1M-$2M (external estimate around $1.2M ARR)

Estimated monthly visits

1.8K

Traffic estimate as of Dec 2024

info@ionworks.com+1 412-206-9820

Latest news

ionworks-data: open-source battery data harmonization library

Ionworks · Apr 2026

Ionworks open-sourced its battery data harmonization layer, supporting major cycler formats and feeding Ionworks Measure and broader Python workflows.

Full 3D battery simulation is now available in Ionworks

Ionworks · Apr 2026

Ionworks announced full 3D electrochemical-thermal battery simulation on top of the same PyBaMM environment and parameter sets used in the platform.

Ionworks collaborates with NOVONIX Battery Technology Solutions

Ionworks · Feb 2026

Official announcement that Ionworks and NOVONIX BTS are integrating physics-based modeling, experimental data, and materials expertise to accelerate battery development and earlier design trade-off evaluation.

Our Commitment to Security - Ionworks is now SOC2 compliant

Ionworks · Jul 2025

Ionworks announced SOC 2 Type I compliance following an independent audit by Prescient Assurance and said it was preparing for SOC 2 Type II.

Ionworks partners with Iontra

Ionworks · Mar 2024

Ionworks announced a partnership with Iontra to deliver faster, more accurate physics-based simulations for battery charge control technology.

AboutAppBlogCareersContact/demoDocsGitHubHomepageLinkedIn companyX
SourcesHomepageAboutSimulation OSPredictOptimizeConsultingROI calculatorBlogDocs introductionGitHub orgLinkedIn companyY Combinator profileWorkable careersNOVONIX collaborationSOC 2 complianceIontra partnershipOpen-source ionworks-data3D simulationBattery simulation comparisonPR Newswire NOVONIX

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