THE DIAMOND LEARNING PARTNERSHIP TRUST
THE DIAMOND LEARNING PARTNERSHIP TRUST has submitted data every year since 2017. 2 of 8 submissions were filed after the deadline.
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Last submission received on Thursday, 19 Mar 2026 at 17:10 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 21.0%
Submitted on Thursday, 19 Mar 2026 at 17:10 UTC.
In this organisation, women earned 92p for every £1 that men earned when comparing median hourly pay.
Women made up 79.0% of the highest paid quarter and 93.0% of the lowest paid quarter.
Pay quartile breakdown
2024 Mean pay gap -28.9%
Submitted on Saturday, 29 Mar 2025 at 07:11 UTC.
In this organisation, women earned 88p for every £1 that men earned when comparing median hourly pay.
Women made up 79.2% of the highest paid quarter and 88.5% of the lowest paid quarter.
Pay quartile breakdown
2023 Mean pay gap 28.4%
Submitted on Wednesday, 27 Mar 2024 at 08:58 UTC.
In this organisation, women earned 50p for every £1 that men earned when comparing median hourly pay.
Women made up 77.1% of the highest paid quarter and 92.8% of the lowest paid quarter.
Pay quartile breakdown
2022 Mean pay gap 17.8%
Submitted on Tuesday, 21 Mar 2023 at 17:21 UTC.
In this organisation, women earned 80p for every £1 that men earned when comparing median hourly pay.
Women made up 80.0% of the highest paid quarter and 9.0% of the lowest paid quarter.
Pay quartile breakdown
2021 Mean pay gap 13.8% Late submission
Submitted on Wednesday, 6 Jul 2022 at 13:19 UTC.
In this organisation, women earned 77p for every £1 that men earned when comparing median hourly pay.
Women made up 86.7% of the highest paid quarter and 90.4% of the lowest paid quarter.
Pay quartile breakdown
2020 Mean pay gap 10.0%
Submitted on Thursday, 30 Sept 2021 at 15:49 UTC.
In this organisation, women earned 81p for every £1 that men earned when comparing median hourly pay.
Women made up 87.5% of the highest paid quarter and 88.0% of the lowest paid quarter.
Pay quartile breakdown
2018 Mean pay gap 12.3%
Submitted on Friday, 15 Mar 2019 at 10:03 UTC.
In this organisation, women earned 96p for every £1 that men earned when comparing median hourly pay.
Women made up 88.7% of the highest paid quarter and 92.4% of the lowest paid quarter.
Pay quartile breakdown
2017 Mean pay gap 27.8% Late submission
Submitted on Tuesday, 8 May 2018 at 14:21 UTC.
In this organisation, women earned 50p for every £1 that men earned when comparing median hourly pay.
Women made up 87.9% of the highest paid quarter and 96.9% of the lowest paid quarter.
Pay quartile breakdown