Good stuff, but I'm getting the following errors sitting on top of the site:
Notice: Undefined index: corporateclean in drupal_theme_initialize() (line 100 of /var/www/drupal/includes/theme.inc).
Notice: Trying to get property of non-object in _drupal_theme_initialize() (line 146 of /var/www/drupal/includes/theme.inc).
Notice: Trying to get property of non-object in _theme_load_registry() (line 335 of /var/www/drupal/includes/theme.inc).
User warning: The following theme has moved within the file system: corporateclean. In order to fix this, clear caches or put the theme back in its original location. For more information, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1128 of /var/www/drupal/includes/bootstrap.inc).
Notice: Undefined index: corporateclean in theme_get_setting() (line 1439 of /var/www/drupal/includes/theme.inc).