Sybase has appointed John J. Sims as president of mobile services business Sybase 365.
He will replace Marty J. Beard, who is leaving Sybase to pursue other endeavors.
Sims will assume his new role on July 1, focusing on extending the global leadership of Sybase 365 in messaging and mobile commerce services.
From 2001 to 2010, Sims served as CEO of 724 Solutions, a company that engages in the design, development, marketing and support of mobile internet/mobile broadband products for use by network operators.
He was also co-founder, CEO and president of TANTAU Software, a global provider of high volume, secure, mobile eCommerce solutions to enterprises.
Prior to co-founding TANTAU, John served as COO of SCC Communications and also previously he held management positions at Tandem Computers and Burroughs Corporation.