OG3S Mecanica Lda (OG3S) is the leading Angolan mechanical engineering and Maintenance Company specialized in the repair and replacement of most makes and types of Centrifugal Pumps & Mechanical Seals. Emphasis is strongly placed upon quality assurance, improved performance, and enhanced Local Content at a competitive price and within the works structure. All personnel receives on-going in house training and constant updating on products and techniques within ISO 9001: 2008 & TS29001 accreditations providing the client with total confidence in both product and support. The broad range of rotating equipment we service receive the expert attention of our dedicated staff, operating out of our Luanda / Zango based workshop and providing competent and personalised service to meet all your pumping system needs. Our policy of investing heavily in proximity services eliminates delays in the repair process having a direct and imminent positive impact in your OPEX as well as on the performance of your core business. It is our belief that service to our customers is paramount in all aspects, from first contact to the finished product. This has enabled us to build a reputation for quality, economy and fast turnaround.