What is the gender pay gap at Marsh McLennan in Japan?

Women's average pay as a percentage of men's: 71.6% across all employees, 71.0% among regular employees, 81.5% among non-regular employees. This compares average pay, not pay for the same job.

How much overtime do employees at Marsh McLennan in Japan work, and how much paid leave do they take?

employees take 67.6% of their paid leave (median: 71.0%), as reported to MHLW's women's-advancement database.

← Foreign subsidiaries in Japan

United States-owned·Other services·Tokyo·301–500 employees

Marsh McLennan in Japan

Japan entity: マーサージャパン株式会社 · Parent: Marsh McLennan (Mercer) · Corporate number 5011101026184 · 日本語

The Japan subsidiary of Marsh McLennan (Mercer) (United States), registered as マーサージャパン株式会社, reports in the Ministry of Health, Labour and Welfare's women's-advancement database that women's average pay is 71.0% of men's among regular employees (as of June 2025).

Women's advancement and leave

Women in management

Not published

Median, same industry and size: 10.3%

Women among new hires

42.0%

Median, same industry and size: 37.1%

Women's pay as % of men's, all

71.6%

Median, same industry and size: 73.7%

Women's pay as % of men's, regular

71.0%

Median, same industry and size: 78.8%

Women's pay as % of men's, non-regular

81.5%

Median, same industry and size: 80.8%

Men taking childcare leave

Not published

Median, same industry and size: 66.8%

The pay figures compare women's average pay with men's, not pay for the same job. Data as of June 2025.

Working hours and retention

Average monthly overtime

Not published

Median, same industry and size: 11.7 hrs

Paid leave taken

67.6%

Median, same industry and size: 71.0%

Average tenure, men

Not published

Median, same industry and size: 10.9 yrs

Average tenure, women

Not published

Median, same industry and size: 9.0 yrs

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Questions this page answers

What is the gender pay gap at Marsh McLennan in Japan?: Women's average pay as a percentage of men's: 71.6% across all employees, 71.0% among regular employees, 81.5% among non-regular employees. This compares average pay, not pay for the same job.
How much overtime do employees at Marsh McLennan in Japan work, and how much paid leave do they take?: employees take 67.6% of their paid leave (median: 71.0%), as reported to MHLW's women's-advancement database.

Japan Human Capital Data 2026

Every figure for about 36,000 unlisted employers and 3,789 listed companies at once: percentile ranks within each industry and size band, women among supervisors, ten-year retention by gender, women's leave uptake, and every foreign-owned subsidiary flagged with its parent. In a members' dashboard and as Excel and CSV.

What Professional includes

Source: Ministry of Health, Labour and Welfare, women's-advancement database (open data), as of 2026-10-06; figures are self-reported by each employer and checked for plausibility by The Hardest Market. 女性の活躍推進企業データベースオープンデータ（2026年10月6日時点）を加工して作成.