WILLIS TOWERS WATSON PLC — Director's Dealing 2010

May 5, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WILLIS GROUP HOLDINGS PLC (WSH)
CIK: 0001140536
Period of Report: 2010-05-03

Reporting Person: LANE WENDY E (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-05-03	Ordinary Shares, nominal value $0.000115 per share	A	2869	—	Acquired	12514	Direct

Footnotes

F1: Includes 2,869 restricted stock units ("RSUs"), which represent the right to receive ordinary shares, par value $0.000115 per share, of Willis Group Holdings Public Limited Company ("shares"), subject to the satisfaction of vesting requirements. The amount in the previous sentence also gives effect to 2,775 RSUs that vested on May 4, 2010 which RSUs were reported as beneficially owned in Table II of a Form 4 previously filed (but were eligible to be reported on Table I). In addition, since the date of Ms. Lane's last Form 4, Ms. Lane has transferred or is in the process of transferring an aggregate of 5,025 shares to her ex-husband pursuant to a domestic relations order.