"While we have similar numbers of men and women working at every level of the organisation our ambition of full equality remains undimmed".
Jeanette Wheeler, partner and employment lawyer at Birketts, says employers will need a "period of introspection" to assess the reasons for their gender pay gaps - while the necessity for them to report annually will help keep the pressure on. We'll be updating this story as more companies report their pay gaps closer to the deadline.
Data analyst Eunice Da Silva just found out that the company she works for pays women half as much as men on average.
More than 2,500 companies, equivalent to one in four, submitted their gender pay gap figures in the 48 hours before midnight.
One of the highest gaps appears to be between male and female employees at the Osborne Co-Operative Academy Trust based at St Clere's school in Stanford-le-Hope.
Brady, who has made a documentary on the issue for Channel 5, also argued that far fewer women than men negotiate pay rises, stating: "There's an issue that women have this fear factor where they don't have the confidence to ask, and they are sort of grateful for the job and do not want to rock the boat".
KFC, Matalan, Starbucks, Costa, McDonald's and Primark, British Museum and the armed forces have no gender pay gap.More news: Pats deal WR Cooks to Rams
What's the difference between the mean and the median figures?
The publisher has also said it will ensure a diversity in candidates for all Senior Leadership Team roles. Bonus payments to men and women are compared, too.
Another said their "clearly was a pay gap" and that because the Indy is "liberal leaning it seems at odds with the stories they write about". On the median measure, awards pocketed by male workers were 45.7% higher than those handed out to women.
"But even better than that, finally women are realising that they have a right to talk about pay and they can not be silenced". Meanwhile, cabin crew jobs are often held by women, and these roles pay less. Its budget competitor EasyJet landed at 52%.
Now some equal pay advocates are fighting back.
Banks including HSBC and Goldman Sachs were also among the standouts.
A number of household name employers, including Unilever and BT, pay women on average more than men.
Goldman Sachs had a mean gender pay gap of 56%.More news: Apple Developing Curved iPhone Display, Touchless Control Technology
Groundscare equipment manufacturer Ransomes Jacobsen in Ipswich had a median gap of -7%, meaning women's average pay was higher than men's.
Within the first two years of working in a tech job, women in the USA ask for and receive 98 percent of what their male counterparts make in the same job at the same company, according to the report. However, in the top pay band, the split is 70%-30% in favour of men.
Male employees - who almost all work in the head offices instead of the retail stores - earned more money and received bigger bonuses.
The figures do not include Yahoo UK as it was not part of the Oath UK entity in April 2017. Its brands reported their gender gap figures separately.
The median hourly pay gap at Coast was 40%.
"I think those companies need to think very carefully about who is buying their products and what message this sends", warned Doyle-Morris.
In Rotherham, the overall gap is 14.43 per cent - slightly above the national average of 13.53.More news: Train strike causes travel chaos in France