COLAS RAIL LIMITED

COLAS RAIL LIMITED has submitted data every year since 2017. 1 of 9 submissions were filed after the deadline.

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

Last submission received on Tuesday, 10 Mar 2026 at 15:04 UTC.

Employer ID 3436
Company Number 02995525
Employer Size 1000 to 4999
Years Submitted
201720182019202020212022202320242025

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 14.8%

In this organisation, women earned 76p for every £1 that men earned when comparing median hourly pay.

Women's median bonus pay was 21.9% lower than men's.

Women made up 11.2% of the highest paid quarter and 26.2% of the lowest paid quarter.

Mean hourly pay gap 14.8%
Median hourly pay gap 24.5%
Men receiving bonus 23.5%
Women receiving bonus 37.4%
Mean bonus gap 31.3%
Median bonus gap 21.9%

Pay quartile breakdown

Women
Men
Top quartile 11.2%
88.8%
Upper-middle 7.9%
92.1%
Lower-middle 7.3%
92.7%
Lower quartile 26.2%
73.8%
2024 Mean pay gap 14.8%

In this organisation, women earned 76p for every £1 that men earned when comparing median hourly pay.

Women's median bonus pay was 21.9% lower than men's.

Women made up 13.4% of the highest paid quarter and 26.7% of the lowest paid quarter.

Mean hourly pay gap 14.8%
Median hourly pay gap 24.5%
Men receiving bonus 24.6%
Women receiving bonus 37.6%
Mean bonus gap 31.3%
Median bonus gap 21.9%

Pay quartile breakdown

Women
Men
Top quartile 13.4%
86.6%
Upper-middle 7.1%
92.9%
Lower-middle 8.9%
91.1%
Lower quartile 26.7%
73.3%
2023 Mean pay gap 13.6%

In this organisation, women earned 73p for every £1 that men earned when comparing median hourly pay.

Women's median bonus pay was 5.0% higher than men's.

Women made up 14.2% of the highest paid quarter and 27.5% of the lowest paid quarter.

Mean hourly pay gap 13.6%
Median hourly pay gap 27.4%
Men receiving bonus 24.9%
Women receiving bonus 35.2%
Mean bonus gap 22.7%
Median bonus gap -5.0%

Pay quartile breakdown

Women
Men
Top quartile 14.2%
85.8%
Upper-middle 6.4%
93.6%
Lower-middle 7.5%
92.5%
Lower quartile 27.5%
72.5%
2022 Mean pay gap 19.1% Late submission

In this organisation, women earned 75p for every £1 that men earned when comparing median hourly pay.

Women's median bonus pay was 33.3% higher than men's.

Women made up 11.7% of the highest paid quarter and 25.5% of the lowest paid quarter.

Mean hourly pay gap 19.1%
Median hourly pay gap 25.1%
Men receiving bonus 25.7%
Women receiving bonus 35.8%
Mean bonus gap 24.4%
Median bonus gap -33.3%

Pay quartile breakdown

Women
Men
Top quartile 11.7%
88.3%
Upper-middle 7.1%
92.9%
Lower-middle 8.9%
91.1%
Lower quartile 25.5%
74.5%
2021 Mean pay gap 22.9%

In this organisation, women earned 71p for every £1 that men earned when comparing median hourly pay.

Women's median bonus pay was 31.5% higher than men's.

Women made up 9.2% of the highest paid quarter and 29.5% of the lowest paid quarter.

Mean hourly pay gap 22.9%
Median hourly pay gap 28.8%
Men receiving bonus 29.6%
Women receiving bonus 35.3%
Mean bonus gap 16.1%
Median bonus gap -31.5%

Pay quartile breakdown

Women
Men
Top quartile 9.2%
90.8%
Upper-middle 7.2%
92.8%
Lower-middle 8.8%
91.2%
Lower quartile 29.5%
70.5%
2020 Mean pay gap 16.7%

In this organisation, women earned 75p for every £1 that men earned when comparing median hourly pay.

Women's median bonus pay was 14.7% higher than men's.

Women made up 10.0% of the highest paid quarter and 35.0% of the lowest paid quarter.

Mean hourly pay gap 16.7%
Median hourly pay gap 25.3%
Men receiving bonus 25.1%
Women receiving bonus 35.9%
Mean bonus gap 31.8%
Median bonus gap -14.7%

Pay quartile breakdown

Women
Men
Top quartile 10.0%
90.0%
Upper-middle 6.3%
93.7%
Lower-middle 15.9%
84.1%
Lower quartile 35.0%
65.0%
2019 Mean pay gap 19.7%

In this organisation, women earned 70p for every £1 that men earned when comparing median hourly pay.

Women's median bonus pay was 13.9% higher than men's.

Women made up 7.7% of the highest paid quarter and 32.6% of the lowest paid quarter.

Mean hourly pay gap 19.7%
Median hourly pay gap 30.5%
Men receiving bonus 26.0%
Women receiving bonus 27.0%
Mean bonus gap 12.7%
Median bonus gap -13.9%

Pay quartile breakdown

Women
Men
Top quartile 7.7%
92.3%
Upper-middle 5.9%
94.1%
Lower-middle 19.5%
80.5%
Lower quartile 32.6%
67.4%
2018 Mean pay gap 22.5%

In this organisation, women earned 62p for every £1 that men earned when comparing median hourly pay.

Women's median bonus pay was 88.3% higher than men's.

Women made up 9.5% of the highest paid quarter and 29.7% of the lowest paid quarter.

Mean hourly pay gap 22.5%
Median hourly pay gap 37.8%
Men receiving bonus 19.7%
Women receiving bonus 18.2%
Mean bonus gap 8.2%
Median bonus gap -88.3%

Pay quartile breakdown

Women
Men
Top quartile 9.5%
90.5%
Upper-middle 1.9%
98.1%
Lower-middle 7.9%
92.1%
Lower quartile 29.7%
70.3%
2017 Mean pay gap 25.3%

In this organisation, women earned 64p for every £1 that men earned when comparing median hourly pay.

Women's median bonus pay was 4.0% higher than men's.

Women made up 8.3% of the highest paid quarter and 31.4% of the lowest paid quarter.

Mean hourly pay gap 25.3%
Median hourly pay gap 35.9%
Men receiving bonus 39.4%
Women receiving bonus 18.1%
Mean bonus gap 18.8%
Median bonus gap -4.0%

Pay quartile breakdown

Women
Men
Top quartile 8.3%
91.7%
Upper-middle 2.8%
97.2%
Lower-middle 4.6%
95.4%
Lower quartile 31.4%
68.6%