The list of 'P' refiners/mints/hallmarks:

• Par-E (to do)
• Perth (to do)
• Phoenix Precious Metals
• PHOENIX (to do)
• PMP
• PMTARCO
• Precious Metals Inc. (Fort Lauderdale, FL) (to do)
• Pro Built LLC (to do)
• Prospector's Gem and Gold
• Pyromet
• PS/Placer Sierra (not Primo Stellar)