The oil industry includes the sectors of exploration, extraction, refining, transportation and marketing of petroleum products. The existence of oil is vital for many industries, and the industrial world depends on it for its survival, so oil is of particular importance to many countries. The oil and gas industry, including new energy, is very important in today's world! This is even more important in our country. Because our beloved country Iran is rich in these resources. The diversity of oil investment projects and contracts in this field in various technical, commercial, managerial, and legal fields requires specialists to address these challenges. Sazab Pardazan Consulting Engineers has been building capacity in this field since the early years of its presence in the field of consulting services and is proud to provide all aspects of oil and gas engineering services with 30 years of activity and participation in the development and advancement of the country's development projects. Includes studies, design and supervision of projects defined in this specialty to fulfill its national duty in this regard. Many of these projects, which are national in scope, have been implemented and put into operation. The general overview of oil and gas engineering services provided in this consultant are: * Carrying out technical studies and preliminary economic justification, optimization, design and development, detailed design and performing all works of ancillary facilities and related industrial and civil structures and supervising all execution, installation and commissioning operations. * Pumps, compressor stations, warehouses and storage tanks, oil terminals, oil and gas transmission lines * Refining and production facilities for petroleum and petrochemical products, gas installations and production of gas condensate * Wellhead facilities, flow pipelines, aggregation and separation centers, exploitation units * Design of boost and pressure reduction stations * Routing, mapping, marketing and consumption estimation, design of oil and gas transmission lines (Pipeline Design) and pipeline networks (Pipeline Network) * Geotechnical studies, mapping, pipeline routing and design and planning of HDD implementation (crossing oil and gas pipelines horizontally under natural and construction barriers) * Technical inspection of oil, gas and petrochemical facilities, control and compliance with standards and technical specifications in new, development and correction projects and providing corrosion engineering services for metals and production and industrial designs * Planning, designing and supervising the implementation of projects for the protection of oil and gas facilities, factories, water supply facilities, bridges, abutments and transmission lines against flood damage and improving the performance and development of production and industrial units. * Studies, planning, design and optimal management of wastewater (effluent) of factories to reduce water consumption and protect the environment (minimization, control, treatment, reuse, prevention of pollution to the environment, etc.) * Identify, plan, design and monitor the implementation of control and weed control programs in oil and gas facilities in a nature-friendly manner * Planning, designing and monitoring the implementation of executive programs and monitoring all HSE activities in facilities (EIA / Safety, Industrial and Occupational Health / Environmental Protection / Waste Management / Green Management, etc.)