Sharon Callahan Honored for Business Leadership in Healthcare Communications by Women’s Venture Fund

/ PRNewswire / — LLNS, a leading healthcare communications company and part of Diversified Agency Services (DAS), is pleased to announce that Sharon Callahan, CEO of LLNS, has been recognized by the Women’s Venture Fund with its “Highest Leaf Award”. The award celebrates exceptional women who have demonstrated remarkable business leadership, developed a vision for business success and made outstanding contributions to their respective industries.
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Throughout her 25-year career, Callahan has distinguished herself through her consistent track record of building and growing businesses. Using her sharp leadership and team-building skills, Callahan helps clients leverage the value of their messages through the seamless integration of communication channels, making sure every message is on target at every point of contact. Callahan is also recognized for her support of other women in healthcare communications.

“We are proud of Sharon for receiving this well-deserved recognition,” said Dale Adams, Chairman and CEO of DAS. “Sharon has been a driving force in promoting the advancement of women, especially focused on mentoring the next generation to reach their full potential as leaders.”

In addition to her role at LLNS, Callahan has served twice as President of the Healthcare Businesswoman’s Association (HBA) where she developed its corporate sponsorship and “Rising Star” programs. Because of her significant contribution to the HBA, Sharon also received the HBA’s “Star Volunteer Award”.

“We continue to be inspired by Callahan’s tenacity to making a difference in the lives of other women in business” said Laurie Cooke, CEO, HBA. “We look towards Sharon as a role model who continues to mentor, motivate and encourage women in the field of healthcare to achieve success.”

Prior to joining LLNS, Callahan was President of Summit Grey, an interactive agency born out of a company she co-founded, The Summit Group.

About LLNS
A leading healthcare communications company, LLNS ( boasts a diverse roster of healthcare clients — large and small, domestic and global. LLNS prides itself on creating bold, idea-driven communications that maximize brand success. LLNS is a part of Diversified Agency Services, a division of Omnicom Group Inc.

About Diversified Agency Services
Diversified Agency Services (DAS), a division of Omnicom Group Inc. (NYSE:OMC) (, manages Omnicom’s holdings in a variety of marketing communications disciplines. DAS includes over 200 companies, which operate through a combination of networks and regional organizations, serving international and local clients through more than 700 offices in 71 countries.

Media Contact
Daphne Teo