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Registered charity · No. 1109874Charitable company

The National Museum of Computing

Independent profile · Charity Commission for England and Wales data

The National Museum of Computing is a registered charity in England & Wales. Its register classifications include education/training, environment/conservation/heritage.

Register extract · Not yet rated

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At a glance · official register

What are the key facts about The National Museum of Computing?

Reported income · year ending 2025-03-31
£955,452
Reported spending · year ending 2025-03-31
£1,119,958
Registered charity number
1109874
Status in source extract
Registered
Charity type
Charitable company
Register contact address detail (not service area)
Block H
Registered for Gift Aid (HMRC)
Yes
Website
www.tnmoc.org

Quick answer

The National Museum of Computing (number 1109874) is listed as registered in the Charity Commission snapshot used here. Check the live register for its current position. Registration does not authenticate a particular fundraising appeal or establish the impact of a donation.

What does The National Museum of Computing do?

The primary purpose of the Charity is to advance the education of the public with regard to the use and development of World War II technology, in particular the use of cryptography and computers and the development of computers to the present day.

Activities reported on the official register · extract 2026-10-04.

From the annual return

Pay, income, Gift Aid and registration details for The National Museum of Computing

Answers The National Museum of Computing gave in its annual return to the Charity Commission for the year ending 31 March 2025, plus its register entry. A blank answer in the return is shown as not reported, never as “no”.

How much are The National Museum of Computing's highest-paid staff paid?

The National Museum of Computing's annual return for the year ending 31 March 2025 reports 1 employee paid more than £60,000. The highest reported pay band is £70,001–£80,000 (1 employee).

Employees paid over £60,000, by salary band
£70,001–£80,0001

The register reports headcounts in salary bands, not names. Individual pay is disclosed in the trustees' annual report.

Where does The National Museum of Computing's money come from?

The National Museum of Computing reported £955k total income for the year ending 31 March 2025. The largest sources were charitable activities £900k (94%), donations and legacies £53k (6%), investments £2,597 (0%).

  • Charitable activities (fees and contracts)£900k · 94%
  • Donations and legacies£53k · 6%
  • Investments£2,597 · 0%

Does The National Museum of Computing receive government funding?

The annual return does not answer this question for The National Museum of Computing. Check the accounts for grants and contracts from public bodies.

The National Museum of Computing reports a trading subsidiary — a company it owns that trades and passes profits to the charity.

Can I claim Gift Aid, and are the trustees paid?

The register records The National Museum of Computing as registered with HMRC for Gift Aid, so a UK taxpayer can usually add 25p to every £1 they give by making a Gift Aid declaration. Work out your Gift Aid

The National Museum of Computing's annual return for the year ending 31 March 2025 reports that no trustee received remuneration or other benefits from the charity.

Registration details

Registered as a charity
Company number
05407952 (Companies House)
Previous names on the register
Codesandciphers Heritage Trust
Where it says it operates
Milton Keynes

Who it supports and how it works

Reported beneficiaries: The General Public/mankind.

Reported activities: Provides Human Resources; Provides Buildings/facilities/open Space.

Classifications supplied to the register; extract 2026-10-04. These broad categories do not establish eligibility or current capacity. Use the official contact details to ask about access, referrals and service area.

What causes is The National Museum of Computing registered for?

Education/trainingEnvironment/conservation/heritage

Why is there no Clarity Score for The National Museum of Computing yet?

Our dataset does not yet contain the detailed filing history needed to score The National Museum of Computing. An unrated profile is a gap in our assessment, not a negative judgement about the charity. The register facts and available annual-return disclosures above remain useful. Payment never influences a rating. How scoring works

What should you check before donating to The National Museum of Computing?

  • Match the registered name and number to the appeal. A real charity number can be copied by someone impersonating the organisation.
  • Open the current register entry to check status, contact details and available accounts. This profile reflects a dated extract.
  • Read the charity’s annual report for its work and results. An unrated profile means we lack a full assessment; it is not a negative rating.

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Is this your charity?

Claim this profile free to submit your description and an optional logo for review, correct details, or respond publicly. Approved claims show attribution and claimed status. Optional paid plans add enhanced media, reporting and labelled featured visibility by tier; they never change a score.

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Frequently asked questions

Is The National Museum of Computing a legitimate charity?
The register data used for this profile lists The National Museum of Computing as a registered charity (number 1109874) with the Charity Commission for England and Wales. Check the current register entry. A real charity number does not verify a fundraiser or appeal, and registration is not an impact rating.
What is The National Museum of Computing's charity number?
The National Museum of Computing's charity number is 1109874. Check that number on the Charity Commission register or this CharityCompare profile before you donate.
How do I check charity number 1109874?
Search 1109874 on the Charity Commission for England and Wales register or on CharityCompare. Confirm the registered name matches the organisation asking for money — scammers sometimes reuse real charity numbers.
What does The National Museum of Computing do?
The primary purpose of the Charity is to advance the education of the public with regard to the use and development of World War II technology, in particular the use of cryptography and computers and the development of computers to the present day.
Does The National Museum of Computing have reviews and complaints?
CharityCompare does not host public user reviews for The National Museum of Computing. This basic profile confirms registration and register facts. Rated charities also show a filing-based Clarity Score. For formal complaints, contact the Charity Commission for England and Wales or the Fundraising Regulator as appropriate.
How can I donate to The National Museum of Computing?
The National Museum of Computing's website listed in our register data is http://www.tnmoc.org. Verify it against the current register before donating. CharityCompare does not process donations or take a commission; the charity's payment provider may charge fees.
How much is The National Museum of Computing's chief executive paid?
The Charity Commission register does not name individual salaries. The National Museum of Computing's annual return for the year ending 31 March 2025 reports 1 employee paid more than £60,000. The highest reported pay band is £70,001–£80,000 (1 employee). Charities normally disclose the chief executive's pay, or the pay of their highest-paid staff, in the remuneration note of the trustees' annual report and accounts.
Where does The National Museum of Computing's money come from?
The National Museum of Computing reported £955k total income for the year ending 31 March 2025. The largest sources were charitable activities £900k (94%), donations and legacies £53k (6%), investments £2,597 (0%).
Can I claim Gift Aid on a donation to The National Museum of Computing?
The register records The National Museum of Computing as registered with HMRC for Gift Aid, so a UK taxpayer can usually add 25p to every £1 they give by making a Gift Aid declaration.
Are The National Museum of Computing's trustees paid?
The National Museum of Computing's annual return for the year ending 31 March 2025 reports that no trustee received remuneration or other benefits from the charity.
What was The National Museum of Computing previously called?
The register lists this previous name for The National Museum of Computing: Codesandciphers Heritage Trust.
When was The National Museum of Computing registered as a charity?
The National Museum of Computing was entered on the register on 6 June 2005. It is also a company registered at Companies House (company number 05407952).

Source: Charity Commission for England and Wales register extract dated 2026-10-04, used under the Open Government Licence v3.0. Always verify current details on the official register entry.