On 6-10 April 2018, Naftoserwis underwent a supervision audit of the Integrated Management System PN-EN ISO 9001: 2015, PN-EN ISO 14001: 2015, PN-N 18001: 2004 completed with the decision to uphold the certification. The TDT Certification Body – Cert, accredited by the Polish Centre for Accreditation, confirmed that the management system which was the subject of the assessment (including internal audits and management reviews) meets the applicable reference document requirements and is able to achieve the expected results. The audits carried out at the Company’s Headquarters and the service facilities in Nowa Wieś Wielka and Małaszewicze confirmed the compliance of the application of the Naftoserwis Integrated Management System with all the requirements set by the standards. Our strengths in the area covered by the assessment are: good management of the Company, continuous improvement of its activity, care for the external image, clarity and conciseness of documentation, employees’ competence as well as a high level of substantive and organizational preparation of the company.