Mostostal Płock is part of the Mostostal Warszawa Capital Group.


Mostostal Płock guarantees the highest quality, pro-ecological properties and timely deliveries products and services.

Environmental protection and work safety

Being aware of the impact of our activities on the environment, we declare systematic adaptation of development through an integrated approach to the process of preventing pollution and environmental protection.

Under the applicable legal regulations and in accordance with the declared Policy of the Integrated Management System, we protect the life and health of employees by ensuring safe and hygienic working conditions for all.

We implement the above goals and activities based on the Integrated Management System implemented in the Mostostal Warszawa Capital Group, which includes: Quality Management System according to ISO 9001: 2015, Quality Management System according to AQAP 2110: 2016, Environmental Management System according to EN ISO 14001: 2015, Occupational Health and Safety Management System according to ISO 45001: 2018.

Moreover, Mostostal Płock has a certified system of Factory Production Control (ZKP) according to PN-EN 1090-A1:2012, PN-EN 1090-2:2018. The company has implemented and applies also quality requirements in welding according to PN – EN ISO 3834 – 2:2021.

Mostostal Płock SA also has a number of UDT licenses, including in the field of manufacturing, assembly, modernization and repair of, among others: pressure and non-pressure tanks, pipelines, steam and water boilers.

The granted certificates and authorizations are a guarantee of meeting the needs and expectations of our clients, which allows us to maintain our position as a leader on the Polish market.

Certificate MP AQAP 2110:2016 (417.93 KB)Decision Nr UC-18-20-E/4-21 (408.82 KB)Decision Nr UC-18-20-M/4-21 (441.54 KB)Decision Nr UC-18-20-N/4-21 (612.24 KB)Decision Nr UC-18-20-P/2-21 (611.20 KB)Decision Nr UC-18-20-W/4-21 (440.85 KB)PIKS (969.28 KB)Certificate of Comformity of the Factory Production Control (936.78 KB)Certificate PN ISO 45001:2018 (609.13 KB)Certificate PN-EN ISO 14001:2015 (614.90 KB)Certificate PN-EN ISO 9001:2015 (154.35 KB)Decision TDT - W/M/N - 53/22 (2.44 MB)Credential Nr CO/Sp/Sz/07/18/24 (236.11 KB)Credential Nr CO/Sp/Eg/07/18/24 (242.08 KB)Certificate PN-EN ISO 3834-2:2021 UDT CERT (1.03 MB)EU Certificate of Conformity - Dyrektywa 2014/68/UE (433.97 KB)