COSTAIN ENGINEERING & CONSTRUCTION LIMITED

COSTAIN ENGINEERING & CONSTRUCTION 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 Thursday, 2 Apr 2026 at 10:43 UTC.

Employer ID 3606
Company Number 02440829
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 16.6%

In this organisation, women earned 78p for every £1 that men earned when comparing median hourly pay.

Women's median bonus pay was 39.1% lower than men's.

Women made up 19.8% of the highest paid quarter and 49.5% of the lowest paid quarter.

Mean hourly pay gap 16.6%
Median hourly pay gap 22.2%
Men receiving bonus 22.4%
Women receiving bonus 13.2%
Mean bonus gap -4.3%
Median bonus gap 39.1%

Pay quartile breakdown

Women
Men
Top quartile 19.8%
80.2%
Upper-middle 22.4%
77.6%
Lower-middle 32.1%
67.9%
Lower quartile 49.5%
50.5%
2024 Mean pay gap 19.7%

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

Women's median bonus pay was 36.0% lower than men's.

Women made up 17.9% of the highest paid quarter and 49.5% of the lowest paid quarter.

Mean hourly pay gap 19.7%
Median hourly pay gap 24.2%
Men receiving bonus 22.8%
Women receiving bonus 10.9%
Mean bonus gap -25.5%
Median bonus gap 36.0%

Pay quartile breakdown

Women
Men
Top quartile 17.9%
82.1%
Upper-middle 23.5%
76.5%
Lower-middle 30.0%
70.0%
Lower quartile 49.5%
50.5%
2023 Mean pay gap 16.1%

In this organisation, women earned 77p for every £1 that men earned when comparing median hourly pay.

Women's median bonus pay was 54.8% lower than men's.

Women made up 18.0% of the highest paid quarter and 46.0% of the lowest paid quarter.

Mean hourly pay gap 16.1%
Median hourly pay gap 22.9%
Men receiving bonus 3.5%
Women receiving bonus 4.0%
Mean bonus gap 10.5%
Median bonus gap 54.8%

Pay quartile breakdown

Women
Men
Top quartile 18.0%
82.0%
Upper-middle 22.0%
78.0%
Lower-middle 32.0%
68.0%
Lower quartile 46.0%
54.0%
2022 Mean pay gap 18.0%

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

Women's median bonus pay was 45.8% lower than men's.

Women made up 16.2% of the highest paid quarter and 46.4% of the lowest paid quarter.

Mean hourly pay gap 18.0%
Median hourly pay gap 25.4%
Men receiving bonus 8.1%
Women receiving bonus 3.5%
Mean bonus gap 47.7%
Median bonus gap 45.8%

Pay quartile breakdown

Women
Men
Top quartile 16.2%
83.8%
Upper-middle 21.0%
79.0%
Lower-middle 31.0%
69.0%
Lower quartile 46.4%
53.6%
2021 Mean pay gap 20.1% Late submission

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

Women's median bonus pay was 71.4% lower than men's.

Women made up 16.1% of the highest paid quarter and 48.3% of the lowest paid quarter.

Mean hourly pay gap 20.1%
Median hourly pay gap 26.9%
Men receiving bonus 9.0%
Women receiving bonus 5.4%
Mean bonus gap 9.5%
Median bonus gap 71.4%

Pay quartile breakdown

Women
Men
Top quartile 16.1%
83.9%
Upper-middle 19.1%
80.9%
Lower-middle 28.3%
71.7%
Lower quartile 48.3%
51.7%
2020 Mean pay gap 21.0%

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

Women's median bonus pay was 50.0% lower than men's.

Women made up 13.0% of the highest paid quarter and 49.9% of the lowest paid quarter.

Mean hourly pay gap 21.0%
Median hourly pay gap 24.2%
Men receiving bonus 40.4%
Women receiving bonus 31.8%
Mean bonus gap 48.4%
Median bonus gap 50.0%

Pay quartile breakdown

Women
Men
Top quartile 13.0%
87.0%
Upper-middle 19.0%
81.0%
Lower-middle 27.5%
72.5%
Lower quartile 49.9%
50.1%
2019 Mean pay gap 24.8%

In this organisation, women earned 72p for every £1 that men earned when comparing median hourly pay.

Women's median bonus pay was 51.8% lower than men's.

Women made up 12.3% of the highest paid quarter and 46.4% of the lowest paid quarter.

Mean hourly pay gap 24.8%
Median hourly pay gap 27.7%
Men receiving bonus 38.3%
Women receiving bonus 33.7%
Mean bonus gap 46.1%
Median bonus gap 51.8%

Pay quartile breakdown

Women
Men
Top quartile 12.3%
87.7%
Upper-middle 20.0%
80.0%
Lower-middle 24.9%
75.1%
Lower quartile 46.4%
53.6%
2018 Mean pay gap 25.4%

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

Women's median bonus pay was 12.5% higher than men's.

Women made up 12.7% of the highest paid quarter and 46.3% of the lowest paid quarter.

Mean hourly pay gap 25.4%
Median hourly pay gap 27.0%
Men receiving bonus 46.5%
Women receiving bonus 38.4%
Mean bonus gap 51.5%
Median bonus gap -12.5%

Pay quartile breakdown

Women
Men
Top quartile 12.7%
87.3%
Upper-middle 17.9%
82.1%
Lower-middle 24.6%
75.4%
Lower quartile 46.3%
53.7%
2017 Mean pay gap 26.6%

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

Women's median bonus pay was 40.0% lower than men's.

Women made up 9.9% of the highest paid quarter and 43.6% of the lowest paid quarter.

Mean hourly pay gap 26.6%
Median hourly pay gap 27.0%
Men receiving bonus 44.7%
Women receiving bonus 33.9%
Mean bonus gap 54.0%
Median bonus gap 40.0%

Pay quartile breakdown

Women
Men
Top quartile 9.9%
90.1%
Upper-middle 18.8%
81.2%
Lower-middle 24.4%
75.6%
Lower quartile 43.6%
56.4%