--- title: "Mast Cell Action — charity 1164917 accounts | CharityCompare" description: "Mast Cell Action (charity 1164917): income £132k (2025). Check registration, accounts, Gift Aid and official sources on an independent UK profile." source: https://www.charitycompare.org.uk/charity/mast-cell-action retrieved: 2026-10-07T08:01:19.145Z date_note: "Retrieval time is not the filing, register-extract or editorial-review date; cite those dates from the content." license: "Charity data © Crown copyright, Open Government Licence v3.0" --- Registered charity · No. 1164917CIO MC # Mast Cell Action Independent profile · Charity Commission for England and Wales data Mast Cell Action is a registered charity in England & Wales. Its register classifications include education/training, the advancement of health or saving of lives, disability. Register extract 2026-10-04 · Not yet rated [Check official registration](https://register-of-charities.charitycommission.gov.uk/charity-details/?regId=1164917&subId=0) Work at Mast Cell Action? [Claim this profile free](https://www.charitycompare.org.uk/claim?charity=mast-cell-action&type=claim&name=Mast%20Cell%20Action) to add your own description, logo and links. At a glance · official register ## What are the key facts about Mast Cell Action? Reported income · year ending 2025-03-31 £132,198 Reported spending · year ending 2025-03-31 £173,977 Registered charity number 1164917 Status in source extract Registered Charity type CIO Register contact address detail (not service area) Nottingham Registered for Gift Aid (HMRC) Yes Quick answer Mast Cell Action (number 1164917) 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 Mast Cell Action do? To support those affected by Mast Cell Activation Disorders; unite the MCAS community; work with clinicians for better care; promote research; advocate for universal awareness, diagnosis and treatment; and educate the wider community to reduce stigma and improve lives. Activities reported on the official register · extract 2026-10-04. From the annual return ## Pay, income, Gift Aid and registration details for Mast Cell Action Answers Mast Cell Action 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 Mast Cell Action's highest-paid staff paid? Mast Cell Action's annual return for the year ending 31 March 2025 reports no employees paid more than £60,000. The register reports headcounts in salary bands, not names. Individual pay is disclosed in the trustees' annual report. ### Can I claim Gift Aid, and are the trustees paid? The register records Mast Cell Action 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](https://www.charitycompare.org.uk/gift-aid-calculator) Mast Cell Action'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 17 December 2015 Previous names on the register Mca Where it says it operates Throughout England and Wales · Germany · United States · Ireland · Northern Ireland · Scotland ## Who it supports and how it works **Reported beneficiaries:** Children/young People; People With Disabilities; Other Defined Groups. **Reported activities:** Provides Services; Provides Advocacy/advice/information; Sponsors Or Undertakes Research. 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 Mast Cell Action registered for? Education/trainingThe Advancement Of Health Or Saving Of LivesDisability ## Why is there no Clarity Score for Mast Cell Action yet? Our dataset does not yet contain the detailed filing history needed to score Mast Cell Action. 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](https://www.charitycompare.org.uk/methodology) ## What should you check before donating to Mast Cell Action? - 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. [How to read charity accounts](https://www.charitycompare.org.uk/guides/how-to-read-accounts) · [Explore rated charities](https://www.charitycompare.org.uk/charity-directory) ## 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. [Claim this profile — free](https://www.charitycompare.org.uk/claim?charity=mast-cell-action&type=claim&name=Mast%20Cell%20Action) ## Frequently asked questions Is Mast Cell Action a legitimate charity? The register data used for this profile lists Mast Cell Action as a registered charity (number 1164917) 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 Mast Cell Action's charity number? Mast Cell Action's charity number is 1164917. Check that number on the Charity Commission register or this CharityCompare profile before you donate. How do I check charity number 1164917? Search 1164917 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 Mast Cell Action do? To support those affected by Mast Cell Activation Disorders; unite the MCAS community; work with clinicians for better care; promote research; advocate for universal awareness, diagnosis and treatment; and educate the wider community to reduce stigma and improve lives. Does Mast Cell Action have reviews and complaints? CharityCompare does not host public user reviews for Mast Cell Action. 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 Mast Cell Action? Mast Cell Action does not list a website in its register entry. Its official Charity Commission entry lists its contact details — CharityCompare never processes donations. How much is Mast Cell Action's chief executive paid? The Charity Commission register does not name individual salaries. Mast Cell Action's annual return for the year ending 31 March 2025 reports no employees paid more than £60,000. 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. Can I claim Gift Aid on a donation to Mast Cell Action? The register records Mast Cell Action 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 Mast Cell Action's trustees paid? Mast Cell Action's annual return for the year ending 31 March 2025 reports that no trustee received remuneration or other benefits from the charity. What was Mast Cell Action previously called? The register lists this previous name for Mast Cell Action: Mca. When was Mast Cell Action registered as a charity? Mast Cell Action was entered on the register on 17 December 2015. Source: Charity Commission for England and Wales register extract dated 2026-10-04, used under the [Open Government Licence v3.0](https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/). Always verify current details on the [official register entry](https://register-of-charities.charitycommission.gov.uk/charity-details/?regId=1164917&subId=0).