I.o.o. Limited
Also known as: Ioo Limited
PROVISION OF EYE CARE WITH SPECIALIST CLINICS; SPECTACLE DISPENSING; CONTACT LENS FITTING; EDUCATION FOR THE PROFESSION; RESEARCH
Activities & Mission
PROVISION OF EYE CARE WITH SPECIALIST CLINICS; SPECTACLE DISPENSING; CONTACT LENS FITTING; EDUCATION FOR THE PROFESSION; RESEARCH
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.
Region
Financial Information
Financial Efficiency
Higher than 2% of UK Health charities with income £1M to £10M (sample: 1286). How is this calculated?
Higher than 100% of UK Health charities with income £1M to £10M. How is this calculated?
Lower overhead than 93% of UK Health 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 2023.
One or more years show a significant change in income (over ±100%) compared with the prior year. This usually reflects a merger, transfer of activities, restated accounts, or a one-off legacy — not necessarily a real change in operating scale. See the methodology for context.
| Financial Year | Income | Expenditure | Charitable Spending | Net Assets | Reserves | Staff |
|---|---|---|---|---|---|---|
| 2023 | £4,400,710 | £567,311 | £567,311 | £3,568,893 | £0 | 14 / 0 |
| 2022 | £407,903 | £509,561 | 0 / 0 | |||
| 2021 | £351,550 | £451,585 | 0 / 1 | |||
| 2020 | £311,574 | £437,674 | 0 / 1 | |||
| 2019 | £531,521 | £561,486 | £561,164 | £66,535 | £0 | 18 / 2 |
Staff column shows: Employees / Volunteers
Frequently asked questions about I.o.o. Limited
What does I.o.o. Limited do?
PROVISION OF EYE CARE WITH SPECIALIST CLINICS; SPECTACLE DISPENSING; CONTACT LENS FITTING; EDUCATION FOR THE PROFESSION; RESEARCH
How much income did I.o.o. Limited report in 2023?
I.o.o. Limited reported total income of £4.40m and reported expenditure of £567k for the financial year ending 2023, based on the most recent annual return filed with the Charity Commission.
How efficient is I.o.o. Limited?
I.o.o. Limited has a program ratio of 12.9%, meaning that share of its income goes directly to charitable activities. This is higher than 2% of UK Health charities with income £1M to £10M (sample of 1286 charities). See our methodology for how this is calculated.
When was I.o.o. Limited registered as a charity?
I.o.o. Limited was registered with the Charity Commission for England and Wales on 2 July 2004 as charity number 1104744. It has been registered for 22 years.
Who runs I.o.o. Limited?
I.o.o. Limited is governed by a board of 6 trustees. The chair of trustees is DR Michael Wolffe. Trustees are legally responsible for the charity's governance and are listed in full on its profile.
Where does I.o.o. Limited operate?
I.o.o. Limited operates in England, as recorded in its Charity Commission filing.
Is I.o.o. Limited a registered charity?
Yes — I.o.o. Limited is a registered charity in England and Wales, charity number 1104744.
Details
21 Huson Close
LONDON
NW3 3JW
Registry Information
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Major UK charities in the same primary sector, drawn from the curated priority cohort.
Trustees
Also governs 2 other charities
Also governs 1 other charity
Also governs 1 other charity
Sectors & Classifications
Also Known As
- Ioo Limited
Data & trust
- Register data refreshed
- 14 May 2026
- Methodology
- How metrics are calculated