Riyam Engineering & Services LLC

Riyam Engineering & Services LLC (RES) was incorporated in the year 1985 to cater to ever growing requirements of technology, equipment, projects, services and training to Oil & Gas Industry.

We are a part of the reputed OMZEST group of companies.

From a very humble beginning, RES has grown today as one of the most reputed business house with a wide range of products and services. The company is managed by qualified and experienced petroleum, mechanical, instrument and chemical engineers, who have wide knowledge and experience in oilfield operations. RES has excellent in-house capabilities of handling wide range of products, contracts and services. We have been consistently expanding our range of operations and enjoy abundant trust and support of our customers, principals and suppliers, which have always been our core strengths.

We have obtained ISO 9001 certification since 2010 from Bureau Veritas for our Quality Management System.

Agency Division

We represent some of the most reputed international technology firms, equipment manufacturers and service providers in both upstream and downstream segments.




Products and services represented by us include the following:

  • Rotating Equipment ? Compressors, Turbines & Pumps
  • Pressure Vessels & Process Equipment
  • Steel Pipes & OCTG
  • Chokes & Manifolds
  • Specialty Production Chemicals
  • Instrumentation ? Control Valves, Actuation, Pressure / Temperature / Level / Flow Instruments, Process and Factory Automation Interface Devices etc.
  • Fire & Gas Detection and Suppression – Equipment & Systems.
  • Valves ? Ball, Gate, Globe, Check, Butterfly, Choke, Safety Valves etc.
  • Refinery & Petrochemicals ? Process Licensors & Technology.
  • Asset Integrity Services
  • Design, Engineering & PMC Services
  • Pigging & Pipeline Inspection Services
  • Hot Tapping & Stopple Services
  • Corrosion Monitoring Services
  • Mud Logging Services
  • Enhanced Oil Recovery Services


Major on-going projects:

  • Long term contracts for supply and services for specialty chemicals to PDO, OXY and Daleel Petroleum.
  • Long term contract for pipeline services for OXY.
  • Long term contracts for mud logging services for PDO, Daleel Petroleum, CCED and MEDCO, being executed through our JV ? Oman Sea Petroservices.
  • PMC services for Liwa Plastics Project of ORPIC.
  • Supply of large diameter pipes to OGC, PDO and PAEW for various projects.


Supplies Division

Supplies Division caters to Industrial and Infrastructure Construction Sector.

We provide different varieties & materials of structural steel products utilized in the above sector. The products are sourced from high quality manufacturers and suppliers which pass through our quality control procedures.

We have a large warehouse facility at Ghala Industrial Area where we hold sizeable inventory of structural steel products.


Product Range

  • Standard Sections ? Beams, Channels, Tees, Angles etc.
  • Hollow Sections ? Square, Rectangle & Round.
  • Bars ? Square, Rectangle & Round.
  • Plates ? Plain & Chequered.
  • Gratings
  • Steel Pipes and Tubes
  • Roofing Sheets, Ridges, Rafters and Purlins
  • Base plates for Pillars and Posts
  • Hot Dipped Galvanizing can be done for any of the above
  • Steel Fencing
  • Customized fabrication jobs

Speedy on-site delivery can be arranged through our in-house truck fleet.

 Awards and Recognitions

  • ?Best Performing Representative? Awards from our various principals; multiple times in many cases.
  • ?Best Performing Company? Awards from OMZEST during years 1994, 1996, 1997, 2002 and 2008.










Contact Us:

Riyam Engineering & Services LLC
P.O. Box No. 1931, Ruwi
Postal Code : 112
Way No. 66, Ghala Industrial Area
Sultanate of OmanTel. : (968) 24230500
Fax : (968) 24595536
Email: res@omzest.com
Email: riyam@omantel.net.om
Agency Division
Mr. Parvez Motafram, Sales Manager
Phone: (968) 24230540
Mob.   (968) 99356313
Email: parvez@riyamengg.com
Supplies Division
Mr. G.K. Murthy, Sales Manager
Phone: (968) 24230560
Mob.   (968) 99437058
Email: murthy@riyamengg.com
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