Sponge Accreditation Palladium List

Refiners and Assayers

The following is a list of Refiners and Assayers whose material was found to meet the required standard.

Inclusion in this list does not constitute or imply any representation or warranty by the London Platinum & Palladium Market as to creditworthiness or as to the services of goods supplied or quality or compliance with any specification relating thereto. No liability for direct or consequential loss, howsoever caused, whether by negligence or otherwise whether by use of this list or reliance thereon is accepted by the London Platinum & Palladium Market.

+LPPM Sponge Certificates are listed here.

Hong Kong

Heraeus Limited

South Africa

Heraeus PGM SA (Pty) Ltd (with effect from 1st November 2021)
Rustenburg Platinum Mines Limited



The following are organisations who have ceased or been suspended from the refining and production of good delivery material and/or accredited sponge or who have changed the markings of their ingot or plates. Previously produced ingots, plates and sponge however, continue to be accepted as good delivery and accredited sponge.


Joint Stock Company <The Gulidov Krasnoyarsk Non-Ferrous Metals Plant > (with effect from 8th April 2022)
Prioksky Plant of Non-Ferrous Metals (effective from 8th April 2022)

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