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Aon plc

Public company
Headquarters
DUBLIN 2
Ticker
AON
CIK
0000315293

WARN notices since 2024

0
None on record

Workers affected since 2024

0
Across 0 notices

Executive changes, last 12 months

2
1 appointment, 1 departure

Last event

Aug 17, 2026
Executive departureCFO departs: Edmund Reese

Workers affected over time

Cumulative workers in WARN notices since 2024

Not enough notices to chart yet.

Leadership

Role and personSinceChange
CFOEdmund ReeseAug 17, 2026Departed
CFONadin ViraniAug 17, 2026Appointed

Same industry and state, with recent events.

  1. layoffs from Nov 19, 2018

    Plant closure

    Plant closure: Lincolnshire, IL

    AON Corporation filed a WARN notice with the Illinois WARN list on Feb 2, 2021 covering 2,000 workers at 5 Overlook Pointe, Lincolnshire. The site closes on Nov 19, 2018.

    Site: Lincolnshire, IL

    Workers affected: 2,000

    Source: Illinois WARN list, filed Feb 2, 2021

Last verified Nov 8, 2026