Zynga, one of the largest developers of social games across all major platforms, today announced that it has recently added five new members to the executive team. The new hires include Reggie Davis, Robert Goldberg, Vish Makhijani, Colleen McCreary, and Mike Verdu.

With nine years experience at Yahoo!, Reggie Davis will be joining the team both as general counsel and overseer of Zynga’s legal department. Previously, Davis was an associate general counsel for Yahoo! as well as vice president of network and exchange operations.

Also joining is Robert Goldberg, taking the title of senior vice president of business operations with responsibilities over revenue management, marketing, and studio services. Goldberg has 25+ years of senior management experience in media, e-commerce, enterprise software, and venture capital firms.

Vish Makhijani is to be senior vice president of Zynga’s casual and mobility group. Formerly the CEO of Russian search company Yandex as well as senior vice president Yahoo! Search, he will be focused primarily on web and social network opportunities.

Finally, Zynga will also be adding to its roster of former Electronic Arts employees with Colleen McCreary and Mike Verdu. McCreary will be coming in as the new chief people officer, while Verdu will become vice president of game development.