Suncor Energy reports oil sands production numbers for May 2007

Suncor Energy Inc. reported today that production at its oil sands facility during May averaged approximately 270,000 barrels
per day (bpd). Year-to-date oil sands production at the end of May averaged
approximately 246,000 bpd.

Production began to ramp down during the end of May, as the oil sands
facility prepared for a 50-day shutdown of one of its two upgraders.