May 25 (Reuters) - Suncor Energy Inc SU.TO
* Syncrude says no timeline yet for production restart, will
release details on timing at a later date
* Syncrude, majority-owned by Suncor Energy Inc SU.TO ,
says making "significant progress" on plan to safely restart
operations
* Says sending "several hundred more employees over the
coming days" to sites north of fire-stricken Fort McMurray
Further company coverage: SU.TO