Transitionzero
Also known as: Energy and Clean Air Analytics, Energy and Clean Air Analytics Ltd, Ecaa
TransitionZero is a climate data NGO with a mission to map the path to net zero with satellite imagery and machine learning. We educate stakeholders including financial regulators, policymakers and institutional investors using the data insights achieved through our machine learning model. Our centre of operations is in the UK, however our model tracks emissions worldwide.
Activities & Mission
TransitionZero is a climate data NGO with a mission to map the path to net zero with satellite imagery and machine learning. We educate stakeholders including financial regulators, policymakers and institutional investors using the data insights achieved through our machine learning model. Our centre of operations is in the UK, however our model tracks emissions worldwide.
Areas of Operation
Where this charity is registered to operate, as self-declared to the Charity Commission. These are regulatory classifications, not a list of active programmes, and don't necessarily indicate fundraising activity in each location.
Country
Region
Financial Information
Financial Efficiency
Higher than 46% of UK Charitable activities charities with income £1M to £10M (sample: 1335). How is this calculated?
Higher than 100% of UK Charitable activities charities with income £1M to £10M. How is this calculated?
Lower overhead than 66% of UK Charitable activities charities with income £1M to £10M. (Lower overhead is generally read as more efficient.) How is this calculated?
Latest Financial Breakdown
Income Sources
Expenditure Categories
Financial Trend
Annual Returns
As filed with the Charity Commission for England and Wales. Most recent filing covers the financial year ending 2025.
| Financial Year | Income | Expenditure | Charitable Spending | Net Assets | Reserves | Staff |
|---|---|---|---|---|---|---|
| 2025 | £4,768,800 | £4,362,014 | £4,362,014 | £1,484,168 | £1,276,093 | 37 / 0 |
| 2024 | £3,116,011 | £2,907,985 | £2,907,985 | £1,077,382 | £840,490 | 23 / 0 |
| 2023 | £1,953,413 | £1,924,865 | £1,924,865 | £869,356 | £613,532 | 12 / 0 |
| 2022 | £2,484,387 | £1,643,579 | £1,643,579 | £840,808 | £840,808 | 8 / 0 |
Staff column shows: Employees / Volunteers
Frequently asked questions about Transitionzero
What does Transitionzero do?
TransitionZero is a climate data NGO with a mission to map the path to net zero with satellite imagery and machine learning. We educate stakeholders including financial regulators, policymakers and institutional investors using the data insights achieved through our machine learning model. Our centre of operations is in the UK, however our model tracks emissions worldwide.
How much income did Transitionzero report in 2025?
Transitionzero reported total income of £4.77m and reported expenditure of £4.36m for the financial year ending 2025, based on the most recent annual return filed with the Charity Commission.
How efficient is Transitionzero?
Transitionzero has a program ratio of 91.5%, meaning that share of its income goes directly to charitable activities. This is higher than 46% of UK Charitable activities charities with income £1M to £10M (sample of 1335 charities). See our methodology for how this is calculated.
When was Transitionzero registered as a charity?
Transitionzero was registered with the Charity Commission for England and Wales on 11 May 2021 as charity number 1194424. It has been registered for 5 years.
Who runs Transitionzero?
Transitionzero is governed by a board of 5 trustees. The chair of trustees is Fiona Louise Howarth. Trustees are legally responsible for the charity's governance and are listed in full on its profile.
Where does Transitionzero operate?
Transitionzero operates across 3 areas: Singapore, United States and England And Wales.
Is Transitionzero a registered charity?
Yes — Transitionzero is a registered charity in England and Wales, charity number 1194424.
Details
London
WC2A 2JR
Registry Information
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Sectors & Classifications
Also Known As
- Energy and Clean Air Analytics
- Energy and Clean Air Analytics Ltd
- Ecaa
- Energy and Clean Air Analytics
Data & trust
- Register data refreshed
- 14 May 2026
- Methodology
- How metrics are calculated