P & R Business Services, Inc. Share: Bookkeeping Service P & R Business Services, Inc. Request Info 2420 Forbes Ave Claremont, CA 91711 (909) 624-3377 About About Providing Bookkeeping services in Claremont since 1986, we offer Accounting, Payroll, & Bill Pay Services, Job Cost Accounting, Sales Tax, Spreadsheet Development, and Quickbooks Setup & Training.