Top 10: Insurance Brokers

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Our list includes some of the world's best known brokers, as well as some up-and-comers
This week's list spotlights some of the world's most prestigious insurance brokers, including Marsh McLennan, Aon, Gallagher and Willis Towers Watson

In an increasingly complex and interconnected world, the role of insurance brokers has never been more critical. These firms not only help individuals and businesses navigate the intricacies of risk management but also provide tailored solutions that protect assets and ensure peace of mind.

The top insurance brokers globally have distinguished themselves through their innovative approaches, extensive expertise and commitment to client service. This list spotlights ten of the leading insurance brokers from around the world, showcasing their impressive statistics, unique strengths and what sets them apart in a competitive industry.

Whether you're seeking coverage for personal needs or corporate risks, understanding the landscape of these top brokers can help you make informed decisions. Let’s dive into the world of insurance brokerage and explore the best of the best.

10. TIH (formerly Truist Insurance Holdings)

  • Employees: 8,000+
  • ​​​​​​​CEO: John Howard
  • HQ: Charlotte, North Carolina, USA
The Truist Innovation and Technology Center | Credit: Truist

TIH, formerly known as Truist Insurance Holdings, is a major player in the U.S. insurance brokerage market. The company's strength lies in its diverse service offerings, including retail and wholesale insurance, and its strong presence in the Southeast United States. TIH's success is driven by its focus on industry specialisation, innovative risk management solutions and the financial backing of its parent company, Truist Financial.

9. Lockton Inc.

  • Employees: 9,500+
  • ​​​​​​​CEO: Ron Lockton
  • HQ: Kansas City, Missouri, USA
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Lockton stands out as the world's largest privately held insurance brokerage firm. Its success is built on a client-first approach and a culture that attracts and retains top industry talent. Lockton's independence allows it to be more nimble and focused on long-term client relationships rather than short-term financial goals. The company's expertise in complex risks and its global capabilities have fuelled its consistent growth and high client retention rates.

8. Alliant Insurance Services Inc.

  • Employees: 9,000+
  • ​​​​​​​CEO: Greg Zimmer
  • HQ: Newport Beach, California, USA
California-based Alliant is ever-growing | Credit: Alliant

Alliant Insurance Services has distinguished itself through its specialisation in industry-specific insurance programs and its focus on the middle market. The company's success is driven by its entrepreneurial culture, which encourages innovation and client-centric solutions. Alliant's strategic acquisitions and partnerships have expanded its geographic footprint and service capabilities, solidifying its position as a top global broker.

7. Brown & Brown Inc.

  • Employees: 14,500+
  • ​​​​​​​CEO: J. Powell Brown
  • HQ: Daytona Beach, Florida, USA
Brown & Brown operates a decentralised model, with a global customer base | Credit: Brown & Brown

Brown & Brown has built its success on a decentralised operational model that empowers local leadership while providing the resources of a national organisation. The company's focus on niche markets and specialised programs has allowed it to differentiate itself in a competitive landscape. Brown & Brown's disciplined approach to acquisitions and strong organic growth have contributed to its consistent financial performance and expansion.

6. Acrisure LLC

  • Employees: 15,000+
  • ​​​​​​​CEO: Greg Williams
  • HQ: Grand Rapids, Michigan, USA
The Acrisure Stadium, in Pittsburgh, Pennsylvania | Credit: Acrisure

Acrisure has emerged as a major player in the insurance brokerage industry through its unique "partnership" model, which allows acquired agencies to retain significant autonomy. The company's rapid growth is attributed to its tech-forward approach, leveraging artificial intelligence and machine learning to enhance its operations. Acrisure's success also stems from its diversification into related financial services, creating a more comprehensive offering for clients.

5. Hub International

  • Employees: 16,000+
  • ​​​​​​​CEO: Marc Cohen
  • HQ: Chicago, Illinois, USA
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Hub International has rapidly grown to become a top global insurance broker through its aggressive acquisition strategy and focus on middle-market clients. The company's success is built on its decentralised operating model, which allows local offices to maintain their entrepreneurial spirit while leveraging the resources of a global organisation. Hub's expertise in niche industries and its investment in digital platforms have helped it stay competitive in an evolving market.

4. Willis Towers Watson (WTW)

  • Employees: 46,000+
  • ​​​​​​​CEO: Carl Hess
  • HQ: London, UK
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WTW is a leading global advisory, broking, and solutions company, formed from the merger of Willis Group and Towers Watson in 2016. The firm's strength lies in its ability to combine human capital and risk expertise with cutting-edge technology. WTW's success is driven by its innovative approach to risk management, including the development of advanced analytics tools and climate risk solutions. The company's global scale and diverse service offerings allow it to provide comprehensive solutions to complex client needs.

3. Arthur J. Gallagher & Co.

  • Employees: 39,000+
  • ​​​​​​​CEO: J. Patrick Gallagher Jr.
  • HQ: Rolling Meadows, Illinois, USA
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Arthur J. Gallagher & Co. has risen to become the third-largest insurance broker globally, known for its aggressive growth strategy and strong acquisition track record. The company's success is attributed to its focus on niche markets, strong corporate culture, and emphasis on ethical business practices. Gallagher's "The Gallagher Way" philosophy, which prioritises client service and employee development, has been instrumental in driving its organic growth and attracting top talent.

2. Aon plc

  • Employees: 50,000+
  • ​​​​​​​CEO: Greg Case
  • HQ: London, UK
Aon is one of the world's best known brokers, with a long history and global reach | Credit: Aon

Aon is a global professional services firm providing a wide range of risk, retirement, and health solutions. The company's strength lies in its data-driven insights and ability to anticipate and respond to emerging risks. Aon's success is built on its global distribution network, strong client relationships, and continuous investment in technology and analytics. The firm's recent focus on addressing climate change and cyber risks has further solidified its position as an industry leader.

1. Marsh McLennan

  • Employees: 85,000+
  • ​​​​​​​CEO: John Q. Doyle
  • HQ: New York City, USA
Marsh McLennan tops our list for insurance brokers | Credit: Marsh McLennan

Marsh McLennan stands as the world's largest insurance broker, offering a comprehensive suite of risk management, insurance brokerage, and consulting services. With a history dating back to 1871, the company has built a reputation for innovation and thought leadership in the industry. Marsh McLennan's success stems from its global reach, diverse expertise across multiple sectors, and ability to adapt to changing market conditions. The firm's commitment to digital transformation and data analytics has kept it at the forefront of risk management solutions.


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