Rishi Garg, Twitter‘s top M&A Chief Indian-origin executive at the micro-blogging site has resigned, the latest in a recent string of departures from the company including that of CEO Dick Costolo. Rishi Garg, the Vice President for Corporate Development and Strategy at Twitter, a role that put him in charge of the Mergers & Acquisition strategy, has announced his departure after tenure of 13 months.

Garg has resigned from the company to pursue other projects, technology blog Re/code reported, citing a tweet from Garg.

This is the third resignation at Twitter’s and the second in the mergers and acquisition team. Jessica Verilli resigned last month as the director of corporate development and strategy, to take a role at Google Ventures, the technology blog said.