| VA Partners I, LLC +5 co-filers10% owner · 6 transactions | — | 18.21Mas of Jun 2013 | — | 858.3K | — |
| Ubben Jeffrey W +6 co-filersReporting owner · 53 transactions | — | 10.22M†as of Nov 2017 | 9.0K | 207.9K | 5.87M |
| Plumeri Joseph JDirector · 23 transactions | — | 6.10M†as of Mar 2013 | 850.2K | 250.0K | 1.51M |
| Haley John JChief Executive Officer, Director · 13 transactions | — | 894.3K†as of Jan 2022 | 480.3K | — | 28.9K |
| Vitale MarioCEO North America · 2 transactions | — | 801.1K†as of Aug 2006 | — | — | 80.0K |
| Colraine ThomasVC & Co-COO · 6 transactions | — | 489.9K†as of Dec 2006 | — | 2 | 50.0K |
| Bucknall Richard J SVice Chairman · 1 transaction | — | 367.4K†as of Feb 2007 | — | — | 250.0K |
| Maycock Stephen GGroup Human Resources Director · 4 transactions | — | 353.1K†as of Jul 2006 | 9 | — | 30.0K |
| London Christopher MGlobal Sales & Mktg Director · 1 transaction | — | 250.5K†as of May 2007 | — | — | — |
| Scampas JeanetteEVP Global Ops and Global IT · 1 transaction | — | 208.0Kas of Jun 2006 | — | 2.7K | — |
| Bartholomay William CGroup Vice Chairman · 1 transaction | — | 206.0K†as of Feb 2007 | — | — | — |
| Wickes Gene HHead of Benefits Deliv & Admin · 59 transactions | — | 148.7K†as of Nov 2022 | 96.9K | — | 56.0K |
| Millwater Grahame JPres, Chrmn & CEO, Willis Glbl · 18 transactions | — | 139.8Kas of May 2011 | 80.0K | — | 80.9K |
| Turvill Sarah JChairman, Willis International · 17 transactions | — | 136.1Kas of Dec 2012 | 43.7K | — | 57.1K |
| Hess Carl AaronChief Executive Officer, Director · 94 transactions | — | 117.4K | 237.6K | 2.0K | 30.1K |
| Sullivan Martin JDeputy Chairman · 6 transactions | — | 95.1Kas of Dec 2012 | 122.7K | — | 27.6K |
| Casserley DominicPresident and Deputy CEO, Director · 9 transactions | — | 83.8Kas of May 2016 | 164.8K | — | 11.7K |
| Regan PatrickGroup COO and CFO · 6 transactions | — | 82.9K†as of Feb 2010 | 60.0K | — | 2.3K |
| Gebauer Julie JareckePres.-Health, Wealth & Career · 104 transactions | — | 79.1K† | 119.4K | — | 103.6K |
| Hearn Peter CChairman, Willis Re · 26 transactions | — | 66.7Kas of May 2012 | 43.6K | — | 35.8K |
| Hearn Stephen PatrickGroup Deputy CEO · 13 transactions | — | 66.5Kas of Mar 2015 | 77.9K | — | 6.9K |
| Krauze VicChairman & CEO, WNA · 9 transactions | — | 62.5K†as of May 2013 | 54.7K | — | 13.3K |
| Lucas PatrickExecutive Vice President · 12 transactions | — | 55.3Kas of Oct 2007 | 3.8K | — | — |
| Morris Paul GHead of Western Europe · 8 transactions | — | 40.9K†as of Mar 2019 | 72.5K | — | 40.5K |
| Margrett DavidCEO, Willis Intl · 14 transactions | — | 37.1K†as of May 2011 | 40.6K | — | 19.3K |
| Neborak Michael KChief Financial Officer · 8 transactions | — | 37.1Kas of Dec 2013 | 42.2K | — | 6.0K |
| Furman MatthewGeneral Counsel · 66 transactions | — | 35.5K | 98.0K | — | 3.4K |
| Bodnar Anne DonovanChief Administrative Officer · 46 transactions | — | 35.3K†as of Apr 2023 | 71.9K | — | 47.6K |
| Bailey DonaldFormer CEO, WNA · 13 transactions | — | 31.9Kas of Dec 2010 | 40.0K | — | 13.9K |
| Millay Roger FChief Financial Officer · 7 transactions | — | 31.6Kas of Sep 2017 | 40.8K | — | 32.1K |
| Ciongoli Adam GreyGeneral Counsel · 9 transactions | — | 28.8Kas of May 2012 | 40.0K | — | 19.5K |
| Wright Timothy DHead, Corporate Risk & Broking · 24 transactions | — | 26.6Kas of Mar 2016 | 429.0K | — | 353.9K |
| Foreman James KHead of Exchange Solutions · 1 transaction | — | 25.0Kas of Jan 2016 | 25.0K | — | — |
| Hanley JeremyDirector · 8 transactions | — | 24.6Kas of Aug 2015 | 15.7K | 3.0K | — |
| Krasner Andrew JayChief Financial Officer · 45 transactions | — | 24.0K† | 41.6K | — | 3.7K |
| Gunn JosephHead of North America · 27 transactions | — | 23.7Kas of Jul 2021 | 64.2K | — | 46.5K |
| Burwell Michael JChief Financial Officer · 10 transactions | — | 23.3Kas of Jul 2021 | 34.6K | 3.1K | — |
| Clarke LucyPresident of Risk & Broking · 18 transactions | — | 22.7K | 21.9K | 5.4K | — |
| Pullum AnneCo-Head of Corporate Dev. · 60 transactions | — | 22.4K | 43.9K | — | 5.0K |
| Ganzi Victor FDirector · 12 transactions | — | 21.4Kas of Jun 2022 | 23.8K | — | — |
| Brown CeliaGroup Human Resources Director · 11 transactions | — | 21.0Kas of Nov 2015 | 34.9K | — | 2.4K |
| Jones Todd J.Head- Corporate Risk & Broking · 33 transactions | — | 20.9Kas of Mar 2019 | 128.0K | — | 99.4K |
| Bowden William P JrGroup General Counsel · 1 transaction | — | 20.9Kas of Apr 2005 | — | — | — |
| Aubert NicolasHead of Great Britain · 23 transactions | — | 16.5Kas of Jul 2021 | 59.5K | — | 33.9K |
| Rosman Adam L.Group General Counsel · 8 transactions | — | 15.5Kas of Jun 2014 | 46.8K | — | 31.3K |
| Bradley William WDirector · 12 transactions | — | 15.5Kas of May 2012 | 67.1K | — | 7.6K |
| Greene JohnSee Remarks · 5 transactions | — | 14.8Kas of Jan 2016 | 33.6K | — | — |
| Rabbitt Linda DDirector · 15 transactions | — | 14.8Kas of May 2023 | 18.3K | — | — |
| Garrard AdamHead of Risk & Broking · 55 transactions | — | 14.3Kas of Jul 2024 | 50.7K | — | 27.7K |
| Sztuka Susan AGroup HR Director · 9 transactions | — | 14.2K†as of May 2010 | 10.6K | — | 2.0K |
| Thomas Paul DDirector · 21 transactions | — | 13.0Kas of May 2025 | 22.0K | — | 4.5K |
| Shalders DavidHead- Operations & Technology · 18 transactions | — | 13.0Kas of Mar 2019 | 31.7K | — | 1.4K |
| Gribben Allan Crawford AdamsonGlobal Sales & Mrktg Director · 6 transactions | — | 12.9K†as of Jun 2009 | — | — | 1.6K |
| Califano Joseph ADirector · 9 transactions | — | 12.8K†as of May 2013 | 13.7K | — | 8.9K |
| Qureshi Imran AhmedGlobal Head of Geographies · 44 transactions | — | 12.2K† | 19.1K | — | — |
| Faber AlexisChief Operating Officer · 42 transactions | — | 11.5K† | 13.9K | — | 265 |
| Banas Kristy DChief Human Resources Officer · 48 transactions | — | 11.3K | 15.5K | — | — |
| Lane Jeffrey B/Director · 7 transactions | — | 8.9Kas of May 2013 | 8.0K | — | 3.9K |
| Zeller WilhelmDirector · 15 transactions | — | 8.8Kas of May 2022 | 18.1K | — | 5.0K |
| Roberts Douglas BSee Remarks · 20 transactions | — | 7.8Kas of Jan 2016 | 57.1K | — | 11.3K |
| Lane Wendy EDirector · 30 transactions | — | 7.6Kas of May 2022 | 55.4K | — | 11.1K |
| Gardner RoySee Remarks · 15 transactions | — | 7.3Kas of Jan 2016 | 15.0K | 5.0K | 5.2K |
| Oneill Brendan RDirector · 18 transactions | — | 7.0Kas of May 2023 | 24.8K | — | 11.5K |
| Catalano Anna CDirector · 30 transactions | — | 6.0Kas of May 2022 | 51.1K | — | 40.8K |
| Thomson-Hall PamelaHead of International · 36 transactions | — | 5.8K | 5.8K | — | 330 |
| Patel Jaymin BDirector · 15 transactions | — | 5.4Kas of Dec 2021 | 12.4K | — | — |
| Kravit Robyn SSee Remarks · 13 transactions | — | 4.7Kas of Jan 2016 | 15.7K | — | 6.3K |
| Chima Fumbi F.Director · 11 transactions | — | 4.3K | 7.0K | — | — |
| Wood Stephen EdwardInterim CFO · 2 transactions | — | 4.0Kas of May 2010 | — | — | 971 |
| Lopez Francisco LuzonSee Remarks · 8 transactions | — | 3.9Kas of Jan 2016 | 7.0K | 6.8K | 1.2K |
| Somers Michael J.See Remarks · 10 transactions | — | 3.8Kas of Jan 2016 | 15.0K | — | 4.0K |
| Ghezzi GioiaChief Operating Officer · 1 transaction | — | 3.7Kas of Dec 2012 | 3.7K | — | — |
| Reilly Paul CDirector · 9 transactions | — | 3.2K† | 4.8K | — | — |
| Hammond Michael P.Director · 12 transactions | — | 3.1K | 4.6K | 241 | — |
| Beale Inga KDirector · 11 transactions | — | 2.8K | 4.6K | — | — |
| Swanback Michelle RDirector · 11 transactions | — | 2.8K | 4.6K | — | — |
| Davies Susan DorrancePAO and Controller · 5 transactions | — | 2.4Kas of Apr 2021 | 646.18 | 400 | — |
| Chipman Stephen M.Director · 9 transactions | — | 2.3K | 3.5K | — | — |
| Hunt JacquelineDirector · 9 transactions | — | 2.3K | 3.5K | — | — |
| Tomczyk Fredric JDirector · 9 transactions | — | 2.3K | 3.5K | — | — |
| Kurpis Joseph StephenPAO and Controller · 40 transactions | — | 1.7K | 2.6K | — | — |
| McCann James FDirector · 22 transactions | — | 676as of Aug 2018 | 66.7K | 500 | 11.7K |
| Crowley Michael FPresident, Willis HRH · 1 transaction | — | 0as of Oct 2008 | — | — | 7.9K |