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Cori O'Brien

  • Position: Director, HR & Administration

Cori started at Per Sé in 2015 as the Payroll & Invoicing Coordinator.  In 2019 she became the Payroll Manager overseeing not only Per Sé’s payroll but also the newly created union company PSG.  Cori brings 9 + years of expertise in unions, staffing, human resources, payroll, accounting & HRIS technology. 

After four years away from Per Sé, Cori has returned in the role of Director of Human Resources. Cori is responsible for Onboarding, Timekeeping, Benefits, Administration, and Safety.