Seminar Nasional Industri dan Teknologi (SNIT), Politeknik Negeri Bengkalis Nopember 2020, hlm. 250 - 30 Quality Management Analysis of Drilling & Workover Services at PT. Besmindo Materi Sewatama Duri Novia Nurhayati 1 , Hutomo Atman Maulana 2 Program Studi Administrasi Bisnis Internasional, Politeknik Negeri Bengkalis novia96.nn@gmail.com 1 , hutomomaulana@polbeng.ac.id 2 Abstract This study aimed to know the drilling & workover services carried out by the company, found out the human resource needed in the provision of drilling & workover services, found out how the mechanism is in the implementation of the tender process and knew the quality management system implemented by the company. Type of this research was descriptive. This research was conducted from September 2nd 2019 until January 6th 2020 at PT. Besmindo Materi Sewatama Duri. Data was collected using interview and documentations techniques. The result showed that PT. Besmindo Materi Sewatama conducted business activities in workover services. The company had used recruitment & selection procedures in fulfilling HR for workover services activities with requirments set by the company. Tender process was carried out by following the flow or procedures that has been determined by oil company. The company implemented an integrated management system among quality, environment and occupatioanl health and safety by using ISO standard to make continuous improvements in accordance with the development of ISO standard. Keywords : Drilling & workover services, quality management system 1. INTRODUCTION OIL and GAS industry is one of the economic supports, so many companies engaged in the drilling & workover services. Duri is one of the oil field in Riau province, Duri’s oil field has been exploited since the 50th. Currently, petroleum drilling is still managed by PT Chevron Pacific Indonesia, which is co-operative with BP MIGAS and hundreds of other contractors. With the advent of many companies operate in the drilling & workover services raises competition between OIL and GAS contractors to win the CPI's contract. To compete the competitive levels of industry, company need various strategies to maintain the company's existence. One of them is quality management system applied. Quality covers complex things starts from input of the company until output of company. In implementing a quality management system one of them through a Total Quality Management (TQM) approach focused on improving the quality of the organization in total. Total Quality Management (TQM) tries to maximize the competitiveness of the organization through continuous improvement over its products, services, people, processes and environment (Sitio, 2018). Total Quality Management is a management system that lifts quality as a business strategy and oriented to customer satisfaction by involving all members of the company (Kartika and Maulana, 2018). Besides TQM approach there is ISO 9000. ISO 9000 is an international standard for the Quality Management system (Padmantyo and Utami, 2017). ISO (The International Organization for Standarization) is a world standard organization formed to increase international trade related to changes in goods and services. ISO 9000 is a standard consisting of elements that regulate from the responsibility of management to the quality, to the more technical things such as the purchase of raw materials, quality planning of process control, testing of final products, customer service, and so on (Padmantyo and Utami, 2017). There are some latest research about Critical Factors Affecting The Quality Management Sistem In Oil & Gas On-Shore Drilling Sector For In-Sourcing Drilling Model – Part 1 (Concept Paper) (Harti et al, 2017). The concluded results are that conceptual