Professional, scientific and technical ยท 250 to 499 staff

Sustainable Energy First Limited

Company number 11761277

Key figures

4.6%median hourly pay gap (sector median 12.1%)
33.6%of the top pay quartile are women
42.4%median bonus gap
MeasureThis employerSector medianAll employers
Median hourly pay gap
how much less women earn per hour than men, at the median
4.6%12.1%8.0%
Mean hourly pay gap11.6%14.5%10.6%
Median bonus gap42.4%20.0%13.9%
Women paid a bonus73.4%56.2%22.0%
Men paid a bonus68.5%58.7%23.0%
Women in the top pay quartile33.6%36.8%40.6%
Women in the lowest pay quartile43.0%56.0%56.3%
Women in the workforce (from quartiles)45.6%47.8%48.8%

A positive gap means men are paid more; a negative gap means women are. Sector: Professional, scientific and technical (775 employers).

Source: UK Gender Pay Gap Service, 2025-26 reports (open data, Open Government Licence v3.0). Every employer with 250 or more staff reports its gender pay gap each year. Compiled by The Hardest Market.