| Certification name | Description of certificate | First time reached | Certification valid until | Certificate provided by |
| ISO 9001:2015 | Quality Management Systems | 2009 | 04/2024 | TUV Rheinland |
| ISO 14001:2015 | Environment Mangement Systems | 2009 | 04/2024 | TUV Rheinland |
| ISO 45001:2018 | Quality Management Systems | 2021 | 07/2023 | TUV Rheinland |
| PN-EN 10210-1:2007 | Hot finished profiles and circular, square and rectangular cross sections | 02/2015 | ZeTom | |
| DNV GL | Approval of manufacturer for Steel Pipes and Fittings | 12/2014 | 08/2024 | DNV GL |
| DVGW | Products of water supply | 12/2013 | 01/2024 | DVGW |
| KIWA | Steel threaded tubes and sockets | 11/2014 | KIWA | |
| BES 6001 | Standard for Responsible Sourcing | 09/2017 | 02/2024 | Intertek |
| PL/M-200008.00 | Quality Assurance System for Manufacturer of Materials | 07/2017 | 05/2023 | TUV Rheinland |
| Atest higieniczny | H&S | 06/2018 | 05/2024 | National institute of public health |
| FPC EN 10210 | Certificate of conformity EN 10210 | 09/2021 | 09/2024 | Lloyd's Register |
PN-EN ISO 3183:2020 EDT EN ISO 3183:2019 | High-frequency electric welded with OD 17,1-168,3mm and WT 2,0-8,0mm of requirements PSL1 and PSL2 | 03/2018 | ZeTom |
DNV-GL DVGW_heavy-weight_EN DVGW_medium-weight_EN ISO 9001 ISO 14001 ISO 45001 KIWA Policy_Polityka wydanie V_2021 Certificate_BES 6001 PL/M-200008.00 Atest higieniczny ZeTom FPC EN 10210 ZeTom FPC EN 10210 - Annex ZeTom PN-EN ISO 3183:2020 / IDT EN ISO 3183:2019 Lloyd's Register FPC EN 10210
