Mylan recently appointed Dennis Zeleny as chief human resources officer.

"Dennis has an extensive track record and passion for HR's role as a strategic business partner in large organizations, especially ones with a unique growth story and global presence like Mylan,” Mylan CEO Heather Bresch said in a statement. “Dennis is another example of our continued efforts to build out our already-strong executive leadership team with best-in-class experience and capabilities, and he will be instrumental in helping us achieve our mission and business goals and strengthening the passionate culture that has allowed Mylan to succeed for more than 55 years."

Zeleny comes to Mylan with 30 years of experience in the HR industry, serving at global organizations and consulting on HR matters. He has served as senior vice president and chief human resources officer at Sunoco and executive vice president of administration and services at Caremark Rx.

"Mylan's journey over the last decade into the global leader it is today has been remarkable, as has its unwavering focus on its mission of expanding access to high quality medicine,” Zeleney said. “The opportunity to lead HR in service of this unique organization and its workforce of 35,000 is exciting. I am honored to join Mylan's strong and experienced leadership team as we navigate today's dynamic health care environment in continued pursuit of our mission."