Willis North America Honored With Best Employers for Healthy Lifestyles(R) Award

Willis North America Honored With Best Employers for Healthy Lifestyles(R)
Award

National Business Group on Health Recognizes Willis for Cutting Edge Health
and Wellness Program

NEW YORK, June 13, 2013 (GLOBE NEWSWIRE) -- The National Business Group on
Health, a non-profit association of large U.S. employers, honored Willis North
America, a unit of Willis Group Holdings (NYSE:WSH), the global risk advisor,
insurance and reinsurance broker, for its on-going commitment and dedication
to promoting a healthy workplace and encouraging employees, as well as their
families, to pursue and maintain healthy lifestyles.

Willis North America was among 65 U.S. employers to receive the 2013 Best
Employers for Healthy Lifestyles® award at a Leadership Summit sponsored by
the National Business Group on Health's Institute on Innovation in Workforce
Well-being. As a first time winner, Willis was presented with the Gold Prize,
awarded to companies making cultural and environmental changes, and developing
comprehensive wellness programs that support employees' healthy lifestyle
goals.

Willis North America's cutting-edge health and wellness program is driven by
five key principles: shared Associate responsibility, consumerism, wellness,
communication and education, and stewardship. It was designed to be fully
integrated with the lifestyles of employees, providing the necessary tools,
including third-party vendor support, to help Associates establish a good
work- life balance.

Commenting on the award, Vic Krauze, Chairman & CEO, Willis North America,
said, "It is a great honor to be presented with the 2013 Best Employers for
Healthy Lifestyles® award. Since launching the Wellness Program in 2009, we've
been successful in improving the health of our employee population and
controlling rising health-care costs for wellness program participants. Willis
is committed to establishing a culture of healthy lifestyles and our current
wellness program is a testament to that."

Helen Darling, President and CEO of the National Business Group on Health,
said, "Willis is among an elite group of organizations that are leading the
way in promoting healthy workplaces and lifestyles. Willis North America and
its management team should be proud of their commitment to their program and
we congratulate them on receiving this award."

About Willis

Willis Group Holdings plc is a leading global risk advisor, insurance and
reinsurance broker. With roots dating to 1828, Willis operates today on every
continent with more than 17,000 employees in over 400 offices. Willis offers
its clients superior expertise, teamwork, innovation and market-leading
products and professional services in risk management and transfer. Our
experts rank among the world's leading authorities on analytics, modelling and
mitigation strategies at the intersection of global commerce and extreme
events. Find more information at our website,www.willis.com, our leadership
journal, Resilience, or our up-to-the-minute blog on breaking news,
WillisWire. Across geographies, industries and specialisms, Willis provides
its local and multinational clients with resilience for a risky world.

About the National Business Group on Health

The National Business Group on Health is the nation's only non-profit,
membership organization of large employers devoted exclusively to finding
innovative and forward-thinking solutions to their most important health care
and related benefits issues and to being the voice for large employers on
national health care issues. The Business Group, whose 363 members include 66
of the Fortune 100, identifies, develops and shares best practices in health
benefits, disability, health and productivity, related paid time off and
work/life balance issues. Business Group members provide health coverage for
more than 55 million U.S. workers, retirees and their families. For more
information, visit www.businessgrouphealth.org.

CONTACT: Media:
         Colleen McCarthy
         + 212 915 8307
         Email: colleen.mccarthy@willis.com
        
         Investors:
         Peter Poillon
         +1 212 915 8084
         Email: Peter.Poillon@willis.com