SIGMA-ALDRICH COMPANY LIMITED
SIGMA-ALDRICH COMPANY LIMITED has submitted data every year since 2017, with all 9 submissions on time.
This company has been viewed 0 times in the last 30 days.
Last submission received on Thursday, 2 Apr 2026 at 15:46 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 6.6%
Submitted on Thursday, 2 Apr 2026 at 15:46 UTC.
In this organisation, women earned 99p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 1.7% higher than men's.
Women made up 40.0% of the highest paid quarter and 46.0% of the lowest paid quarter.
Pay quartile breakdown
2024 Mean pay gap 4.0%
Submitted on Thursday, 3 Apr 2025 at 12:27 UTC.
In this organisation, women and men earned the same median hourly pay.
Women's median bonus pay was 14.0% higher than men's.
Women made up 42.0% of the highest paid quarter and 47.0% of the lowest paid quarter.
Pay quartile breakdown
2023 Mean pay gap -2.9%
Submitted on Wednesday, 3 Apr 2024 at 13:41 UTC.
In this organisation, women earned £1.02 for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 1.0% lower than men's.
Women made up 40.0% of the highest paid quarter and 43.0% of the lowest paid quarter.
Pay quartile breakdown
2022 Mean pay gap 4.0%
Submitted on Tuesday, 4 Apr 2023 at 10:38 UTC.
In this organisation, women earned 99p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 15.0% higher than men's.
Women made up 38.0% of the highest paid quarter and 50.0% of the lowest paid quarter.
Pay quartile breakdown
2021 Mean pay gap 7.1%
Submitted on Monday, 4 Apr 2022 at 17:23 UTC.
In this organisation, women earned 96p for every £1 that men earned when comparing median hourly pay.
Women made up 41.5% of the highest paid quarter and 49.5% of the lowest paid quarter.
Pay quartile breakdown
2020 Mean pay gap 11.0%
Submitted on Thursday, 1 Apr 2021 at 18:35 UTC.
In this organisation, women earned 95p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 3.0% higher than men's.
Women made up 41.0% of the highest paid quarter and 52.0% of the lowest paid quarter.
Pay quartile breakdown
2019 Mean pay gap 10.0%
Submitted on Monday, 6 Apr 2020 at 09:34 UTC.
In this organisation, women earned 92p for every £1 that men earned when comparing median hourly pay.
Women made up 39.0% of the highest paid quarter and 50.0% of the lowest paid quarter.
Pay quartile breakdown
2018 Mean pay gap 19.0%
Submitted on Wednesday, 3 Apr 2019 at 16:36 UTC.
In this organisation, women earned 88p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 17.0% lower than men's.
Women made up 40.0% of the highest paid quarter and 60.0% of the lowest paid quarter.
Pay quartile breakdown
2017 Mean pay gap 17.0%
Submitted on Friday, 30 Mar 2018 at 17:12 UTC.
In this organisation, women earned 88p for every £1 that men earned when comparing median hourly pay.
Women's median bonus pay was 43.0% lower than men's.
Women made up 37.0% of the highest paid quarter and 61.0% of the lowest paid quarter.
Pay quartile breakdown