Christina Padilla and Akilah Williams worked for the Castro Valley Animal Hospital in Castro Valley, Calif. Castro’s employees were and are not unionized. Padilla worked as a receptionist and veterinary technician and Williams, whom Padilla had referred to Castro, worked as a receptionist.Castro did not pay Padilla or Williams overtime pay, which typically is time and a half an employee’s hourly rate for hours worked in excess of 40 in a workweek, and did not permit them to clock out for lunch breaks.Williams and Padilla …