THE GUY FOUNDATION FAMILY TRUST

Registered charity 1178782 · accounts filings on the Charity Commission register · also known as GUY FOUNDATION

The Guy Foundation facilitates the exploration of quantum effects in biology, with the ultimate goal of using this understanding to advance healthcare. Established in 2018, the Foundation funds scientific research and supports the quantum biology community by convening scientific symposia and hosting a global network of scientists and institutions.

Causes: General Charitable Purposes · Grant history (this charity is a funder) · website · Get email alerts

Latest income

£646k

Latest spending

£371k

Registered

2018

Accounts read

FY2025

Financial health, per its FY2025 accounts

The accounts state that the charity ended the year with total net assets of £142,853, having recovered from a net liability position in the prior year. The trustees confirm the charity is a going concern with adequate funds to cover commitments and sufficient net assets to meet its reserves policy target.

Automated summary of the FY2025 accounts; the evidenced findings below carry the verbatim passages.

What the accounts disclose

Reserves policy: six months' operating costs (currently £137k pa) (held: £143k)

“the trustees have determined that the charity’s free reserves, which equate to unrestricted funds, should be a minimum of six months’ operating costs (currently £137k pa), with no upper limit.” — page 9

Per its FY2025 accounts as filed with the Charity Commission.

Related-party transaction: Donation from settlors

“On 25 September 2024, Professor G W Geoffrey and K M Guy made an unrestricted donation of £500,000. In April 2025, the charity received £125,000 Gift Aid that had been claimed in respect of a donation from the settlors in October 2022.” — page 30

“During the year to 30 April 2025, The Chedington Estate Limited, which is jointly owned by Professor G W Guy and K M Guy, provided support to the charity to the value of £5,000 (2024: £5,000), which has been reflected in the accounts as a gift in kind.” — page 30

Per its FY2025 accounts as filed with the Charity Commission.

Related-party transaction: Gift in kind from Chedington Estate Limited

“On 25 September 2024, Professor G W Geoffrey and K M Guy made an unrestricted donation of £500,000. In April 2025, the charity received £125,000 Gift Aid that had been claimed in respect of a donation from the settlors in October 2022.” — page 30

“During the year to 30 April 2025, The Chedington Estate Limited, which is jointly owned by Professor G W Guy and K M Guy, provided support to the charity to the value of £5,000 (2024: £5,000), which has been reflected in the accounts as a gift in kind.” — page 30

Per its FY2025 accounts as filed with the Charity Commission.

Accounts audited by Buzzacott Audit LLP. Discloses 5 of 6 completeness components.

Year-over-year changes

Reserves position vs the charity's own policy moved from "below" (FY2024) to "above" (FY2025).

Comparing this charity’s FY2024 and FY2025 accounts as analysed by this site.

Structured financials (annual return, FY ending 30/04/2025)

Total income

£646k

Total spending

£371k

Reserves (reported)

£143k

Employees

Reported reserves equal ~4.6 months of spending — below the median for charities its size (median 5.2 months; benchmarks).

Per its annual return, largest income source: Donations and legacies (98% of income) — components as reported reconcile to the return’s total income; not from the accounts narrative.

Per its annual return, cost of raising funds: 0.0% of total income — below the median for charities its size (4.9%) (benchmarks).

Trustees · trustee networks

Dr GEOFFREY GUYchair
Eric John Dixon
JONATHAN LAUGHTON
KATHERINE GUY
Lord William Waldegrave of North Hill PC
RICHARD BRASS · trustee of 1 other charity

Trustee list from the Charity Commission register (current, not historical).

Operates in: South Africa · Throughout England And Wales · United States

Income and spending

Financial year end	Income	Spending
30/04/2025	£646k	£371k
30/04/2024	£277k	£846k
30/04/2023	£506k	£178k
30/04/2022	£5k	£441k
30/04/2021	£5k	£659k

Common questions

Is THE GUY FOUNDATION FAMILY TRUST financially healthy?

Per its FY2025 accounts: The accounts state that the charity ended the year with total net assets of £142,853, having recovered from a net liability position in the prior year. The trustees confirm the charity is a going concern with adequate funds to cover commitments and sufficient net assets to meet its reserves policy target. Its FY2025 accounts were audited by Buzzacott Audit LLP.

Funders of similar charities

Funders whose accounts show grants to charities similar to this one (and no recorded grant to this charity) — a starting list for fundraisers.

Funder	Similar charities funded	Amount to them
GARFIELD WESTON FOUNDATION	1	£2.0m
CLEAN AIR FUND	1	£1.5m
THE GENERATIONAL FOUNDATION	1	£500k
ASSOCIATION OF NHS CHARITIES	1	£210k
THE ROAN CHARITABLE TRUST	1	£21k
THE ADRIAN SWIRE CHARITABLE TRUST	1	£10k
THE JOHN HEMINGWAY CHARITABLE TRUST	1	£10k
THE SHIRE OAK CHARITABLE TRUST	1	£100

Charities like this

Semantically similar by activities and financial character, from our analysed corpus. Compare with THE GUY NEWTON RESEARCH FUND.

THE GUY NEWTON RESEARCH FUND income £186k
GUY'S AND ST THOMAS' FOUNDATION income £34.3m
THE GOYAL FOUNDATION income £5.0m
THE GUYLL-LENG CHARITABLE TRUST income £1.2m
THE GENERATIONAL FOUNDATION income £1.4m
BIOGUINEA FOUNDATION income £420k

Side by side with its peers

Charity	Income	Top pay band	Staff >£60k	Reserves vs policy	Fundraising cost	Going concern
THE GUY FOUNDATION FAMILY TRUST	£646k	—	0	above	—	no doubt
THE GUY NEWTON RESEARCH FUND FY2025	£186k	—	0	unclear	—	no doubt
GUY'S AND ST THOMAS' FOUNDATION FY2025	£34.3m	—	—	unclear	—	no doubt
THE GOYAL FOUNDATION FY2025	£5.0m	—	0	unclear	—	no doubt
THE GUYLL-LENG CHARITABLE TRUST FY2026	£1.2m	—	0	unclear	—	no doubt
THE GENERATIONAL FOUNDATION FY2024	£1.4m	—	0	unclear	—	no doubt

Each row is that charity’s latest analysed filing; every value is quote-backed on its own page.