Robbery investigators released surveillance video photos Tuesday of two men suspected in two recent armed robberies in El Sobrante, authorities said.

The Contra Costa County Sheriff’s Department said the robberies occurred on January 30, 2013.

The first took place at a gas station on the 3600 block of San Pablo Dam Road just before 8 p.m. while the second happened about 15 minutes later at a fast food establishment on the 4000 block of San Pablo Dam Road.

In both cases, the suspects brandished a handgun during the robberies. The surveillance photos were taken during the robberies.

Anyone with any information on these cases or the identity of the suspects is asked to contact the Office of the Sheriff Investigation Division at (925) 313-2600. Anonymous tips can be left at (866) 846-3592.