Payroll Masters receives Green Certification from Bay Area Green Business Program (ABAG) and Napa County on June 3, 2008 . Payroll Masters is one of just 22 businesses in Napa County thus far that have been Green Certified. Businesses must demonstrate a commitment to conserving water and energy, reducing waste and preventing pollution to become certified. All of these practices lead to CO2 emissions reductions. Read press release.