Registered charity (CIO) · Sutton in Ashfield

Mansfield and Sutton Astronomical Society CIO

Mansfield and Sutton Astronomical Society CIO is a registered charity (number 1187777) based in Sutton in Ashfield, governed by 10 trustees and chaired by Dr Stephen Wallace MBE since 2024. Latest income £2.5m (2025). Source: Charity Commission register, updated 4th October 2026.

Also known as Sherwood Observatory (Charity Commission)

10 trustees
Income £2.5m (2025)

How am I connected?

Official record Charity Commission · updated 4th October 2026 · Sources

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Who leads it

Current trustees as listed by the Charity Commission, which does not publish previous trustees.

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Similar charities are matched by type of organisation or purpose and listed by latest income; shared trustees are formal board links. Neither is proof the organisations work together.

About

What it does: Arts/culture/heritage/science
Where: Throughout England
Website: www.sherwood-observatory.org.uk (opens in a new tab)
Registered: 2020

Income and spending

YearIncomeSpending
2025£2.5m£219k
2024£4.0m£37k
2023£368k£143k

Earlier years

2022£0£0
2021£0£0

Income trend, 2021 to 2025.

Income source mix, 2025: Government grants 80%. From the charity's annual return.

Charitable objects

The object of the CIO is to advance the education of the public for the public benefit in STEM subjects (science, technology, engineering, mathematics and incorporating the arts ), with particular focus on the theory and practice of astronomy and related subjects.In furtherance of this object the CIO may:(1) encourage and promote public interest in astronomy, space exploration and related scientific disciplines;(2) provide activities, events, training, lectures, advice, guidance and information relating to astronomy, space science and other STEM subjects;(3) provide facilities and opportunities for participation in astronomical observation, experimentation and practical learning;(4) undertake and promote research in astronomy and related scientific fields, and to publish or otherwise disseminate the useful results of such research;(5) use history, creativity and the application of the arts as tools to engage and educate new audiences in astronomy, space exploration and related STEM disciplines.

Grants received

2 grants · £450,000 total

360Giving data, published by funders. Coverage only includes funders who publish their grants to 360Giving, so these figures are a floor, not a complete picture.

Top funders

The National Lottery Heritage Fund · £250,000
Garfield Weston Foundation · £200,000

Most recent

The National Lottery Heritage Fund £250,0002023-06-09
Garfield Weston Foundation £200,0002023-05-15

Board analysis

Board DNA

How this board is put together, from Charity Commission trustee records and Companies House - deterministic, no AI.iBoard compositionCounted from the dated Charity Commission trustee register: the current board only, past trustees excluded.

10 trustees on the board

1.9y median 2y

average tenure

longest tenure

trustees past 6 years

3.4y

average years in governance

First-time vs portfolio trustees

First-time (10)

company-linked trustees

Sector coverage iSector coverageThe charitable fields this board's trustees govern in elsewhere, by Charity Commission classification. Excludes this charity.

Arts/culture/heritage/science 10

Commercial experience iCommercial experienceThe industries this board's members are company directors in, by Companies House SIC code. Excludes this organisation's own company.

Education 3Arts and leisure 2Health and social care 1

Gaps to watch

Narrow spread of causes across the board

Succession forecast iSuccession forecastThe number of board seats likely to open in the next twelve months - summed across the board from each dated trustee’s tenure - and the profile worth recruiting next. From the filed record, deterministic.

🔒 Succession forecast is a Pro feature - the board seats likely to open in the next year and the ideal next trustee. Explore Pro →

Health of the organisation facts side by side - the conclusion is yours

Income v spending, filed accountsiIncome v spendingTotal gross income and expenditure from filed annual returns, Charity Commission, last 5 years.

2021

2022

2023

2024

2025

incomespending£2.5m latest income · income exceeded spending in 2024 and 2025

ReservesiReserves12 x free reserves / annual expenditure, from the Part B annual return. The sector median is computed across all Part B filers in the same income band.

8.6 months of spending held in free reserves · median for charities its size: 3.9 months · was 40.0 in 2021

EmployeesiEmployeesHeadcount as filed in Part B annual returns, per financial year. Shown exactly as filed; year-on-year figures may be filed on different bases, so a comparison is only shown when the filings are plausibly comparable.

Sources

Official record from the Charity Commission register for England and Wales. Governance Register calculates the connections.

Record details

Registered charity number: 1187777
Status: Registered
Governing document: CIO - ASSOCIATION Registered 05 Feb 2020 as amended on 29 Sep 2020 as amended on 14 Aug 2024 as amended on 10 Sept 2025 as amended on 19 Aug 2026
Contact on the register: 01623552276 · info@sherwood-observatory.org.uk
Edition: Register edition compiled 4th October 2026
Labels: Official record from the register · Calculated derived by Governance Register. Anything added by an organisation or person is labelled as provided by them.

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