AON Reviews

3.9

78% would recommend to a friend

(779 total reviews)
avatar

Brad Smith

88% approve of CEO

75% positive business outlook

AON has an employee rating of 3.9 out of 5 stars, based on 779 company reviews on Glassdoor which indicates that most employees have a good working experience there. The AON employee rating is in line with the average (within 1 standard deviation) for employers within the Healthcare industry (3.4 stars).

Reviews by job title

779 reviews
4.0
7 Feb 2026

Good employer

Anonymous employee
Recommend
CEO approval
Business outlook

Pros

- Access to global network

Cons

- Teams often works in silos.

3.0
18 Aug 2025

Good Experience

Recommend
CEO approval
Business outlook

Pros

Fast paced and deadline driven environment. Gained great experience across many areas of financial accounting

Cons

Not an easy place to train in to, new employees often leave within the first year. Stressful environment with significant. Pay not always on market value

4.0
29 Jul 2025

Good

Recommend
CEO approval
Business outlook

Pros

Good company culture and work life balance

Cons

Not enough hike, internal growth

Viewing 1 - 3 of 779 Reviews

Glassdoor has 974 AON reviews submitted anonymously by AON employees. Read employee reviews and ratings on Glassdoor to decide if AON is right for you.