Breathe Battery Technologies
Breathe Battery Technologies develops physics-based battery software for electric vehicle and consumer electronics companies to optimize cell design, performance and charging. The London-based company has raised $33M and employs 54 people.
The growth story
Breathe Battery Technologies grew from 15 to 54 employees between 2022 and 2026, raising $33M along the way, most recently a Series B in May 2025.
About
Breathe sells simulation software that helps battery engineers test and improve cell designs faster. Its tools let customers model how batteries will perform and degrade over time, aiming to speed development cycles for EVs and electronics.
The company raised $33M in a Series B round in May 2025, with backing from Lowercarbon Capital and Kinnevik. Its 54-person team includes 20 engineers, many with backgrounds at battery makers like Northvolt and Volta Trucks.
Founders and leadership
Engineering is the largest function with 20 staff. The leadership team includes founders with backgrounds in battery technology and software development.
The Breathe Battery Technologies org chart
Yan Z. (CEO and co-founder) leads 23 mapped leaders with 4 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Engineering 24 (-11% YoY), Information Technology 4 (+33% YoY), Finance 3 (0% YoY), Product Management 3 (+50% YoY), Business Development 3 (+50% YoY).
Talent flow
10 employees came from Imperial College London, reflecting the company's academic roots in battery research. Alumni have gone on to roles at battery intelligence startups and venture firms.
Most common previous employers of Breathe Battery Technologies staff: Imperial College London (10), Volta Trucks (4), UCL (4), Northvolt (3), The Faraday Institution (3), JLR (3). Former Breathe Battery Technologies employees most often moved to LUNA Innovations (2), Elysia Battery Intelligence (2), Sympower (1), Wonderful (1), Chief of Stories | Sophie Theen (1), Ruya Ventures (1).
Alumni worth knowing
The Breathe Battery Technologies mafia
Three alumni have founded companies, including Lucent, which employs 36 people in battery technology.
3Dimi Panagiotopoulos, was Software Engineer until 2024Michael Todd, was Senior Consultant until 2022Web traffic
Traffic mix: 0% direct, 0% search, 0% social, 0% paid.
What this company is made of
Most common skills at Breathe Battery Technologies: MATLAB (30), Microsoft Office (23), Leadership (20), Data Analysis (19), Research Skills (17), Python (Programming Language) (17), Microsoft Excel (17), Communication (17).
Where the team actually sits
Breathe Battery Technologies people are concentrated in England, United Kingdom (31), United Kingdom (14), London Area, United Kingdom (2), Greater Cheltenham Area (1).
Search footprint
Breathe Battery Technologies attracts about 198 organic search visits a month, traffic worth roughly $1K a month if bought through ads. It gained 46 ranking keywords and lost 49 in the last period.
What employees say
- Compensation
- 2.00 / 5
- Career opportunities
- 1.00 / 5
- Senior management
- 1.00 / 5
- Work-life balance
- 1.00 / 5
Frequently asked
Breathe Battery Technologies has 54 employees as of September 2026.
Breathe Battery Technologies has raised $33M in total, most recently a Series B round in May 2025.
Breathe Battery Technologies was founded in 2019 by Ian Campbell, Yan Z., Gregory Offer.
Yan Z. (CEO and co-founder) sits at the top of Breathe Battery Technologies's reporting structure, with 4 direct reports.
The most common previous employers of current Breathe Battery Technologies staff are Imperial College London (10 people), Volta Trucks (4 people), UCL (4 people).
Former Breathe Battery Technologies employees most often move to LUNA Innovations (2), Elysia Battery Intelligence (2), Sympower (1).
At least 3 companies have a founder who previously worked at Breathe Battery Technologies, including Lucent, PHONI Technology, Ruya Ventures.
Breathe Battery Technologies attracts about 198 organic search visits a month, worth roughly $1K a month in equivalent ad spend.
The most common skills among Breathe Battery Technologies staff are MATLAB, Microsoft Office, Leadership, Data Analysis, Research Skills.
Breathe Battery Technologies staff are concentrated in England, United Kingdom (31), United Kingdom (14), London Area, United Kingdom (2).
Breathe Battery Technologies has about 24 people in Engineering, down 11% over the past year, as of September 2026.
Breathe Battery Technologies has about 4 people in Information Technology, up 33% over the past year, as of September 2026.
Computed from 51 current and 53 former Breathe Battery Technologies profiles, as of September 2026. Source: Crustdata.
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