Insights

Expansion potential Aon Hewitt is a global HR solutions leader with 10,001+ employees and a wide client base across six continents, indicating strong cross-border upsell opportunities in talent, retirement and health solutions to existing clients and a path to new markets.

Large client footprint Serving more than 20,000 clients worldwide provides abundant cross-selling opportunities for integrated HR offerings, including benefits administration, retirement planning, and wellness programs across industries.

Financial stability Reported revenue in the mid hundreds of millions to low billions range suggests solid financial health, enabling clients to invest in expanded HR tech, analytics, and scalable services, creating opportunities for premium service packages.

HR tech emphasis As a global HR solutions provider, there is potential to position advanced technology solutions such as people analytics, AI-driven retirement and health optimization, and platform integrations to strengthen client outcomes.

Talent and wellness focus Aon Hewitt’s emphasis on talent development, retirement security, and wellness aligns with rising market demand for holistic, outcome-based HR programs, presenting a sell-in for integrated benefits platforms and employee engagement tools.

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Aon Hewitt's Email Address Formats

Aon Hewitt uses at least 7 email formats:
Aon Hewitt Email FormatsExamplePercentage
First.Last@aonhewitt.comJohn.Doe@aonhewitt.com
97%
FLast@aonhewitt.comJDoe@aonhewitt.com
2%
FirstLas@aonhewitt.comJohnDoe@aonhewitt.com
1%
First.Last@aon.comJohn.Doe@aon.com
89%
FLast@aon.comJDoe@aon.com
6%
First_Last@aon.comJohn_Doe@aon.com
4%
L.First@aon.comD.John@aon.com
1%

Frequently Asked Questions

What is Aon Hewitt's phone number?

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You can contact Aon Hewitt's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Aon Hewitt's official website and social media links?

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Aon Hewitt's official website is aonhewitt.com and has social profiles on LinkedIn.

How much revenue does Aon Hewitt generate?

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As of October 2026, Aon Hewitt's annual revenue is estimated to be $500M - $1B.

What is Aon Hewitt's SIC code and NAICS code?

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Aon Hewitt's SIC code is 8999 - Services, Not Elsewhere Classified and NAICS code is 541612 - Human Resources Consulting Services.

How many employees does Aon Hewitt have currently?

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As of October 2026, Aon Hewitt has approximately 29K employees across 6 continents, including North America, Asia and Europe. Key team members include Chief Executive Officer: B. P., Chief Executive Officer: E. M. and Chief Executive Officer Aon Hewitt Emea: P. C. Explore Aon Hewitt's employee directory with LeadIQ.

What industry does Aon Hewitt belong to?

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Aon Hewitt operates in the Human Resources industry.

What is Aon Hewitt's email format?

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Aon Hewitt's email format typically follows the pattern of First.Last@aonhewitt.com. Find more Aon Hewitt email formats with LeadIQ.
Aon Hewitt logo

Aon Hewitt

Human ResourcesIllinois, United States10001+ Employees

Aon Hewitt is a human resources services company based in Lincolnshire, Illinois, United States. It provides advisory, design, and execution services for talent, retirement, and health solutions. The company reports more than 10,001 employees, and its description notes more than 30,000 professionals across six continents serving more than 20,000 clients worldwide. Its work centers on helping clients cultivate talent to improve organizational and personal performance and growth, navigate retirement risk, and address health-related needs. More information is available on its website at https://aonhewitt.com.

Section iconCompany Overview

Phone number
SIC Code
8999 - Services, Not Elsewhere Classified
NAICS Code
541612 - Human Resources Consulting Services
Employees
10001+

Section iconFunding & Financials

  • $500M - $1B

    Aon Hewitt's revenue is estimated to be in the range of $500M - $1B

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