Setting Workspace Time Zone
You can override the company time zone for an individual workspace. An Administrator or Manager assigned to that workspace can change the time zone for the workspace.
At the top left of the screen, click select workspace and then select the workspace name from the drop-down list. Click the Settings link. On the left menu, under Settings – This Workspace, click the Time zone link. Select the appropriate time zone from the drop down menu to the right. Click Save Settings.