THE SIR JOHN BRUNNER FOUNDATION
THE SIR JOHN BRUNNER FOUNDATION has submitted data every year since 2018. 2 of 8 submissions were filed after the deadline.
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Last submission received on Wednesday, 30 Jul 2025 at 14:56 UTC.
Overall workforce composition
Deviation from a 50:50 gender split, averaged across all four pay quartiles per year. 0% represents an equal split of men and women; positive values mean more women, negative means fewer women.
Hourly pay gap over time
Positive values indicate women's hourly pay is lower than men's by that percentage. A value of 0 indicates equal pay; negative values indicate women earn more.
Pay quartile breakdown
Each band shows the percentage of that quartile that is male vs female.
Lower quartile bottom 25% of earners
Lower-middle quartile 25–50th percentile
Upper-middle quartile 50–75th percentile
Top quartile top 25% of earners
Bonus pay
Percentage of each gender who received a bonus payment.
Bonus pay gap — positive values indicate women's bonus pay is lower than men's.
Year by year
Each year's submission in full. Most recent year shown first.
2025 Mean pay gap 24.3%
Submitted on Wednesday, 30 Jul 2025 at 14:39 UTC.
In this organisation, women earned 54p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 46.7% lower than men's.
Women made up 59.6% of the highest paid quarter and 86.6% of the lowest paid quarter.
Pay quartile breakdown
2024 Mean pay gap 21.7% Late submission
Submitted on Wednesday, 30 Jul 2025 at 14:56 UTC.
In this organisation, women earned 61p for every £1 that men earned when comparing median hourly pay.
Women made up 58.3% of the highest paid quarter and 82.5% of the lowest paid quarter.
Pay quartile breakdown
2023 Mean pay gap 19.6%
Submitted on Wednesday, 13 Dec 2023 at 09:32 UTC.
In this organisation, women earned 61p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 16.4% higher than men's.
Women made up 58.3% of the highest paid quarter and 85.3% of the lowest paid quarter.
Pay quartile breakdown
2022 Mean pay gap 38.2%
Submitted on Wednesday, 14 Dec 2022 at 11:20 UTC.
In this organisation, women earned 78p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 27.8% lower than men's.
Women made up 60.4% of the highest paid quarter and 87.5% of the lowest paid quarter.
Pay quartile breakdown
2021 Mean pay gap 25.1%
Submitted on Thursday, 31 Mar 2022 at 09:39 UTC.
In this organisation, women earned 79p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 10.5% lower than men's.
Women made up 54.0% of the highest paid quarter and 90.0% of the lowest paid quarter.
Pay quartile breakdown
2020 Mean pay gap 26.1%
Submitted on Thursday, 1 Apr 2021 at 14:16 UTC.
In this organisation, women earned 82p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 7.5% higher than men's.
Women made up 61.7% of the highest paid quarter and 85.4% of the lowest paid quarter.
Pay quartile breakdown
2019 Mean pay gap 20.4%
Submitted on Monday, 6 Jul 2020 at 10:07 UTC.
In this organisation, women earned 90p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 16.0% lower than men's.
Women made up 62.0% of the highest paid quarter and 78.0% of the lowest paid quarter.
Pay quartile breakdown
2018 Mean pay gap 7.9% Late submission
Submitted on Tuesday, 16 Apr 2019 at 11:43 UTC.
In this organisation, women earned 89p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 7.0% lower than men's.
Women made up 63.8% of the highest paid quarter and 78.0% of the lowest paid quarter.
Pay quartile breakdown