No.Name of organisation Date of accession
1.    Association of Accountants in Poland Regional Branch in Legnica  1975
2.    Polska Miedź Employers' Association 1996
3.    Association of Stock Exchange Issuers 1997
4.    Polish Chamber of Ecology in Katowice 2002
5.    Institute of Logistics and Warehousing 2002
6.    Association of Non-Ferrous Metals Engineers and Technicians  2005
7.    Chamber of Industrial Power Engineering and Energy Recipients 2006
8.    Economic Chamber for Non-Ferrous Metals and Recycling 2009
9.     "Safe Mining" Foundation 2010
10.     Polish Committee of the World Mining Congress Association 2011
11.     Polish Eco Development Chamber of Commerce 2011
12.     Polish-Canadian Chamber of Commerce 2012
13.     Polish Management Forum Association BHP ISO 45000 2018
14.     Association of Entrepreneurs and Employers
2019
15.     Business & Science Poland 2019
16.     American Chamber of Commerce in Poland Polish Chamber of Chemical Industry 2019
17.     Polish Chamber of Chemical Industry 2019
18.     Economic Security of Poland Consortium 2019
19. Polish Economic Society 2021
20. Chamber of Commerce and Industry of Scrap Management 2022
21. Lower Silesian Hydrogen Valley Association 2022
22.  Polish Forum Association BHP ISO 14000 2022