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United Engineering Services operates three manufacturing facilities, two in the Sultanate of Oman, one in the UK.

All UES facilities are accredited to various international recognized standards, such as API 5CT, 6A, 7-1, 16A monogram products. Our Quality Management System is registered to ISO 9001: 2015, ASME and API Q1.

UES provides in-house design for specialized products to support any customer requirements. Our modern CNC machine tools give us the capability to provide a wide range of product sizes and configurations while meeting all our clients’ quality requirements. Our in-house capabilities include the design and manufacture of Oil and Gas Drilling, Production, OCTG related products and Completion Equipment.

  1. Major Oil and Gas Operators: Petroleum Development Oman, Occidental of Oman, OQ, Petrogas Exploration and Production, Medco LLC Oman, ARA Petroleum                     
  2. Major Drilling and Workover Contractors: KCA Deutag, Abraj Energy Services SAOC, Nabors Drilling Services BV, Gulf Drilling LLC, Ensign International Energy Services LLC, National Drilling and Services Company LLC, Shaleem Petroleum Company SAOC.
  3. Major Service Providers: Schlumberger Oman and Co. LLC, Weatherford, Halliburton, Baker Hughes  
  4. Local Community Contractors and Small and Medium Enterprises

The controlled work environment at UES Manufacturing Divisions provides efficient production, quality assurance, quality control and safety. Whether it is a single piece manufacture or a large-scale project, we manufacture to and exceed the OEM’s quality and engineering specifications.

Manufacturing & Re-Manufacturing:

  1. Precision And General Machining
  2. Quality Management Systems conforms to ISO 9001:2015 and API Spec Q1
  3. Manufacture / Re-manufacture of API 6A, 16A, 7-1, and 5CT products
  4. Premium threading / Rotary Shouldered Connections
  5. Lifting / Handling Subs / BHA / Drill Stem Subs
  6. Casing & Tubing Pup Joints / Couplings / Blast Joints  
  7. Adapters / Spacer Spools / Drilling Spools / Bull Plugs / Test Flanges
  8. Contract Manufacturing of OEM Equipment ranging from Drilling, Pressure Control, Production, Completions & Liner Hanger Equipment with accessories.
Premium / API Thread Qualifications:

Electronic materials are the type of materials which are typically used as core elements in a variety of device applications. These elements can be, for example, memories, displays, LEDs and could be easily seen in daily electronic gadgets such as mobile phones, computers, laptops, tablets, GPS devices, LED bulbs, TVs and monitors.

OEM OCTG Premium Connections
API 5CT Connections
API 7-1 Connections
  • VAM Family, JFE, Tenaris, Hunting
  • OEM Drilling, NOV Grant Prideco Premium Connections