HAMMERSMITH MEDICINES RESEARCH LIMITED

HAMMERSMITH MEDICINES RESEARCH LIMITED has submitted data every year since 2017. 3 of 8 submissions were filed after the deadline.

This company has been viewed 0 times in the last 30 days.

Last submission received on Friday, 6 Feb 2026 at 10:14 UTC.

Employer ID 16074
Company Number 02779946
Employer Size 250 to 499
Years Submitted
20172018201920212022202320242025

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 23.4%

In this organisation, women earned 94p for every £1 that men earned when comparing median hourly pay.

Women made up 55.0% of the highest paid quarter and 69.0% of the lowest paid quarter.

Mean hourly pay gap 23.4%
Median hourly pay gap 6.1%
Men receiving bonus 0.0%
Women receiving bonus 0.0%

Pay quartile breakdown

Women
Men
Top quartile 55.0%
45.0%
Upper-middle 70.0%
30.0%
Lower-middle 70.0%
30.0%
Lower quartile 69.0%
31.0%
2024 Mean pay gap 37.8%

In this organisation, women earned 92p for every £1 that men earned when comparing median hourly pay.

Women made up 59.0% of the highest paid quarter and 72.0% of the lowest paid quarter.

Mean hourly pay gap 37.8%
Median hourly pay gap 7.9%
Men receiving bonus 0.0%
Women receiving bonus 0.0%

Pay quartile breakdown

Women
Men
Top quartile 59.0%
41.0%
Upper-middle 67.0%
33.0%
Lower-middle 76.0%
24.0%
Lower quartile 72.0%
28.0%
2023 Mean pay gap 46.4% Late submission

In this organisation, women earned 96p for every £1 that men earned when comparing median hourly pay.

Women made up 62.0% of the highest paid quarter and 68.0% of the lowest paid quarter.

Mean hourly pay gap 46.4%
Median hourly pay gap 3.9%
Men receiving bonus 0.0%
Women receiving bonus 0.0%

Pay quartile breakdown

Women
Men
Top quartile 62.0%
38.0%
Upper-middle 66.0%
34.0%
Lower-middle 75.0%
25.0%
Lower quartile 68.0%
32.0%
2022 Mean pay gap 34.7% Late submission

In this organisation, women earned 96p for every £1 that men earned when comparing median hourly pay.

Women made up 63.0% of the highest paid quarter and 75.0% of the lowest paid quarter.

Mean hourly pay gap 34.7%
Median hourly pay gap 4.5%
Men receiving bonus 0.0%
Women receiving bonus 0.0%

Pay quartile breakdown

Women
Men
Top quartile 63.0%
37.0%
Upper-middle 72.0%
28.0%
Lower-middle 67.0%
33.0%
Lower quartile 75.0%
25.0%
2021 Mean pay gap 12.8% Late submission

In this organisation, women earned 99p for every £1 that men earned when comparing median hourly pay.

Women made up 69.0% of the highest paid quarter and 71.0% of the lowest paid quarter.

Mean hourly pay gap 12.8%
Median hourly pay gap 1.5%
Men receiving bonus 0.0%
Women receiving bonus 0.0%

Pay quartile breakdown

Women
Men
Top quartile 69.0%
31.0%
Upper-middle 73.0%
27.0%
Lower-middle 70.0%
30.0%
Lower quartile 71.0%
29.0%
2019 Mean pay gap 15.8%

In this organisation, women earned 92p for every £1 that men earned when comparing median hourly pay.

Women made up 67.0% of the highest paid quarter and 77.0% of the lowest paid quarter.

Mean hourly pay gap 15.8%
Median hourly pay gap 8.0%
Men receiving bonus 0.0%
Women receiving bonus 0.0%

Pay quartile breakdown

Women
Men
Top quartile 67.0%
33.0%
Upper-middle 68.0%
32.0%
Lower-middle 69.0%
31.0%
Lower quartile 77.0%
23.0%
2018 Mean pay gap 13.0%

In this organisation, women earned 99p for every £1 that men earned when comparing median hourly pay.

Women made up 66.0% of the highest paid quarter and 71.0% of the lowest paid quarter.

Mean hourly pay gap 13.0%
Median hourly pay gap 1.3%
Men receiving bonus 0.0%
Women receiving bonus 0.0%
Mean bonus gap 0.0%
Median bonus gap 0.0%

Pay quartile breakdown

Women
Men
Top quartile 66.0%
34.0%
Upper-middle 70.0%
30.0%
Lower-middle 70.0%
30.0%
Lower quartile 71.0%
29.0%
2017 Mean pay gap 13.6%

In this organisation, women earned 97p for every £1 that men earned when comparing median hourly pay.

Women made up 61.0% of the highest paid quarter and 81.0% of the lowest paid quarter.

Mean hourly pay gap 13.6%
Median hourly pay gap 3.0%
Men receiving bonus 0.0%
Women receiving bonus 0.0%
Mean bonus gap 0.0%
Median bonus gap 0.0%

Pay quartile breakdown

Women
Men
Top quartile 61.0%
39.0%
Upper-middle 74.1%
25.9%
Lower-middle 57.6%
42.4%
Lower quartile 81.0%
19.0%