Independent profile · Charity Commission for England and Wales data
International Sustainable Energy Organisation is a registered charity in England & Wales. Its register classifications include education/training, environment/conservation/heritage, other charitable purposes.
International Sustainable Energy Organisation (number 1179941) 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.
From the annual return
Pay, income, Gift Aid and registration details for International Sustainable Energy Organisation
Answers International Sustainable Energy Organisation gave in its annual return to the Charity Commission for the year ending 1 April 2025, plus its register entry. A blank answer in the return is shown as not reported, never as “no”.
Can I claim Gift Aid, and are the trustees paid?
International Sustainable Energy Organisation's annual return for the year ending 1 April 2025 reports that no trustee received remuneration or other benefits from the charity.
Registration details
Registered as a charity
Where it says it operates
Throughout England and Wales · Botswana · Central African Republic · Kenya · South Africa · Tanzania
Who it supports and how it works
Reported beneficiaries: Children/young People; Elderly/old People; The General Public/mankind.
Reported activities: Provides Services; 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 International Sustainable Energy Organisation registered for?
Why is there no Clarity Score for International Sustainable Energy Organisation yet?
Our dataset does not yet contain the detailed filing history needed to score International Sustainable Energy Organisation.
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 International Sustainable Energy Organisation?
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.
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.
Is International Sustainable Energy Organisation a legitimate charity?
The register data used for this profile lists International Sustainable Energy Organisation as a registered charity (number 1179941) 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 International Sustainable Energy Organisation's charity number?
International Sustainable Energy Organisation's charity number is 1179941. Check that number on the Charity Commission register or this CharityCompare profile before you donate.
How do I check charity number 1179941?
Search 1179941 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 International Sustainable Energy Organisation do?
International Sustainable Energy Organisation is registered with the Charity Commission for: education/training; environment/conservation/heritage; other charitable purposes. See its official register entry for full details.
Does International Sustainable Energy Organisation have reviews and complaints?
CharityCompare does not host public user reviews for International Sustainable Energy Organisation. 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 International Sustainable Energy Organisation?
International Sustainable Energy Organisation's website listed in our register data is https://theiseo.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.
Are International Sustainable Energy Organisation's trustees paid?
International Sustainable Energy Organisation's annual return for the year ending 1 April 2025 reports that no trustee received remuneration or other benefits from the charity.
When was International Sustainable Energy Organisation registered as a charity?
International Sustainable Energy Organisation was entered on the register on 17 September 2018.