PCS ProStaff, Inc. offers a range of human resources support & business consulting services throughout the San Bernardino, California area at every stage of growth. PCS is recognized as an industry leader in Payroll, Human Resources, Staffing, and Harassment Prevention Training. PCS offers HR Support Center services On-Call or Onsite. PCS focuses on Quality, Service, and Value to all its clients in California. For more than 30 years in human resources support, PCS, Inc. can function as your HR department depending on your timeline or our professional HR team can simply work on a project where you need the most help. We can also manage important issues that affect the performance, safety, and lives of your people.