Pen Pals® – Superblack™ Roseco Inc.13740 Omega RoadDallas, TXUSA Pamma Tools Inc.809 Sansom StreetPhiladelphia, PAUSA A & A Jewelry Supply319 W 6th StLos Angeles, CAUSA Esslinger & Co.1165 Medallion DriveSaint Paul, MNUSA H & W Perrin90 Thorncliffe Park DriveToronto, OntarioCanada SEP Jewelry Tools of Chicago5 South Wabash Ave. - Suite 514Chicago, ILUSA Uptown Material House, Inc.71 West 47th St - 8th FloorNew York, NYUSA Transcontinental Tool Co.55 Queen Street East, Unit #100 - Concourse Level B1Toronto, ONCanada AP Findings7500 Bellaire Blvd - Suite #507Houston, TXUSA Landa/BTI144 N.E. 1st AvenueMiami, FLUSA Landa International71 West 47th St - Suite #204New York, NYUSA Best Jewelry Supply861 6th Avenue - Suite 610San Diego, CAUSA Lacy West Supplies Ltd.102-480 Smithe StreetVancouver, BCCanada