UNITED INDUSTRIAL SERVICES CO.
United Industrial Services Co. LLC (UNISCO) founded by Towell Engineering, is the largest steel fabrication
company in Oman, providing services to major End Users & EPC contractors in the GCC as well as other parts
of the world. We provide Engineering, Procurement, Fabrication, Installation and Commissioning services to
various core industrial sectors like Mining & Metals, Oil & Gas, Refineries, Petrochemicals, Power & Water,
Building & Infrastructure, Marine, Transport and other Industrial Projects.
- Aluminium Smelter plant equipment like Potshells & Super Structures, Anode Bus Bar, Anode Yoke and
Steam, Aisle Removable Slabs.
- Pressure Vessels, Heat Exchangers, Filter Separators, Injection Skids & Process Plant Skids, Boiler Pressure
Parts, HRSG Modules.
- Pipe Spools & Pipe Rack Structures fabrication.
- RO / Desalination Plant Skids.
- Storage Tanks.
- Heavy structural steel fabrication - Girders, Trusses, Frames, Columns, Beams and all others decrees of
- Hopper, Ducts, Stacks, Silos, Cyclones, Chimneys, Conveyors and other technological structures.
- Melting & Holding Furnaces.
Certifications / Accreditations:
- ISO-9001, ISO-14001, OHSAS-18001 Certificates.
- Certified by ASME for U, U2, S, PP and R stamps.
- Certified by American Petroleum Institute (API) for 6A, 6D, 5CT, 7.1 monograms.
- Accredited and approved by Petroleum Development Oman (PDO), Oman Oil Refineries and Petroleum
Industries Company (ORPIC), Ministry of Defense (MOD) - Oman and registered on the Joint Supplier
Registration System (JSRS) of Oman for manufacturing a vast range of Mechanical & Civil products.
UNISCO nurtures a skilled work force coupled with engineering talent. The technical expertise available at
UNISCO makes it possible to conform to stringent Code / Customer requirements for the specified works. We
are well versed and experienced in a variety of core industrial sectors. Our high-tech modern workshops are
completely integrated with CNC machines, include a Robotic production line which is a first in Oman, for
ensuring high accuracies and defect free volume production.
- UNISCO maintains state of the art fabrication facilities located in Sohar Industrial Estate with three units
spread over 79,000 m 2 with a covered area of 20,400 m 2 .
- Fabrication capacity of 4,000 MT / month.
- Pipe Spools fabrication capacity of 30,000 inch dia / month.
- CNC profile cutting (plasma & oxy fuel) & drilling plates up to a thickness of 200 mm.
- Our largest fabrication single contract was for Vale International – Iron Ore Palletizing Plant for
Procurement, Fabrication, Painting of Structural Steel Members & Plate Works with tonnage 23,000 MT.
- We have fabricated and supplied critical Aluminium Smelter equipment like Superstructures & Pot Shells
for various smelter plants in the world including Rio Tinto Alcan - Kitimat Smelter Modernization Project –
Canada, Sohar Aluminium Smelter, Emirates Aluminium Smelter (EMAL), Ras Al Khair Aluminium Smelter
(Ma'aden and Alcoa JV), Bahrain Aluminium Smelter (ALBA).
- We have fabricated & installed one of the largest Dry Dock Gates in the world, to Oman Dry Dock Co.
S.A.O.G, Duqm with tonnage 7500 MT (2 Sets).