Compare Aon vs Marsh McLennan BETA

See how working at Aon vs. Marsh McLennan compares on a variety of workplace factors. By comparing employers on employee ratings, salaries, reviews, pros/cons, job openings and more, you'll feel one step ahead of the rest. All salaries and reviews are posted by employees working at Aon vs. Marsh McLennan. Learn more about each company and apply to jobs near you.
Aon company icon

Aon

Marsh McLennan company icon

Marsh McLennan

Employee Ratings

  • Marsh McLennan scored higher in 9 areas: Overall Rating, Career Opportunities, Compensation & Benefits, Work-life balance, Senior Management, Culture & Values, CEO Approval, % Recommend to a friend and Positive Business Outlook.
Overall Rating
(full-time and part-time employees only)
Overall Rating
(full-time and part-time employees only)
3.8
(based on 4351 reviews)
Overall Rating
(full-time and part-time employees only)
3.9
(based on 1445 reviews)
Career Opportunities
Career Opportunities
3.5
Career Opportunities
3.6
Compensation & Benefits
Compensation & Benefits
3.3
Compensation & Benefits
3.6
Marsh McLennan employees rated their Compensation & Benefits 0.3 higher than Aon employees rated theirs.
Work-life balance
Work-life balance
3.5
Work-life balance
3.7
Senior Management
Senior Management
3.4
Senior Management
3.6
Culture & Values
Culture & Values
3.7
Culture & Values
3.8
CEO Approval
CEO Approval
Aon Ceo Greg Case
88%
88%Greg Case
CEO Approval
Marsh McLennan Ceo Daniel S. Glaser
96%
96%Daniel S. Glaser
Marsh McLennan employees rated their CEO Approval 8% higher than Aon employees rated theirs.
% Recommend to a friend
% Recommend to a friend
75%
% Recommend to a friend
76%
Positive Business Outlook
Positive Business Outlook
68%
Positive Business Outlook
71%
Marsh McLennan employees rated their Positive Business Outlook 3% higher than Aon employees rated theirs.

Salaries

Aon has 693 more total submitted salaries than Marsh McLennan.
Salaries for similar jobs
Salaries for similar jobs
Account Specialist183 Salaries
$60,980/yr
Pension Specialist132 Salaries
$58,671/yr
Associate Broker119 Salaries
$69,314/yr
Salaries for similar jobs
Client Manager64 Salaries
$83,829/yr
Benefits Consultant81 Salaries
$85,408/yr
Assistant Vice President Broker35 Salaries
$83,643/yr

What Employees Say

  • "Work environment" was the most mentioned Pro at Aon.
  • "Work life balance" was the most mentioned Pro at Marsh McLennan.
  • Aon had 96 more reviews than Marsh McLennan that mentioned "Work life balance" as a Con.
Pros
Pros
"Work environment"(in 242 reviews)
"Good benefits"(in 133 reviews)
Pros
"Work life balance"(in 84 reviews)
"Great benefits"(in 50 reviews)
Cons
Cons
"Work life balance"(in 140 reviews)
"Long hours"(in 75 reviews)
Cons
"Work life balance"(in 44 reviews)
"Senior management"(in 29 reviews)
Featured Review
"AMAZING"Apr 29, 2021

Current Employee - Billing Specialist

I have been working at Aon full-time for less than a year

Pros

the people are so nice and helpful. pay is good! benefits great!

Cons

nothing to mention for cons

"Stable"Jun 7, 2021

Current Employee - Client Service Executive

I have been working at Marsh McLennan full-time

Pros

Great flexibility post covid and stability

Cons

Growing quickly brings challenges for employees, better than the alternative

Job Postings

Aon has 1,194 more recently posted open jobs than Marsh McLennan.