We’re doing our part in that regard with greener practices that don’t harm the environment.
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Marjan Development Contracting Company, based in Jubail, Saudi Arabia, is a firm established in 2015 as Marjan Al Jubail Cont. and has since evolved into a specialized contracting company, focusing on providing top-notch construction and maintenance services for the oil and gas Refinery Operation and Maintenance, Petrochemicals, Sewage & Industrial Waste water Treatment plant energy, cement & utilities plant & infrastructure sectors, industries..
Setting the standard as a global leader in construction and maintenance, we excel in India, Saudi Arabia, and Bahrain, delivering outstanding solutions that consistently exceed client expectations.
We deliver cutting-edge water and wastewater treatment solutions, offering customized plans, project support, and innovative reuse strategies to ensure clean water and safeguard public health.
We create tailored water treatment plans for effective management and compliance.
Our team offer complete project support from consultation to maintenance for seamless operations.
We implement advanced strategies to maximize resource efficiency and reduce waste.
Our solutions ensure clean water and effective wastewater management for communities.
We are dedicated to delivering top-notch construction and maintenance services in the oil and gas, petrochemicals, and wastewater treatment sectors. Our specialized expertise and customer-centric approach make us the go-to choice for reliable and innovative contracting solutions.
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We build a better tomorrow with an array of services
tailored according to your demands. Transform your
vision into reality with us!
We build a better tomorrow with an array of services
tailored according to your demands. Transform your
vision into reality with us!
Maximize your plant's efficiency and reliability with our expert plant maintenance services today
Ensure the Integrity of Your Storage Tanks with Expert Repair and Maintenance
Source Your Industrial Supplies with Confidence
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The P&ID’s, DG01-MN-GDB-RB4-0020-DEM and P2-DG01-MN-GDB-WE4-0020-DEM shall be referred for Phase-1 and Phase-2 respectively for the seawater interconnection demolition scope of work. (Refer to process file 1645-TN-12 (P&ID Demolition & Construction)). Refer updated P&ID, DG01-MN-GDB-RB4-0020 (Ph-1) and P2-DG01-MN-GDB-WE4-0020 (Ph -2) for the seawater interconnection construction scope of work. (Refer to process file 1645-TN-12 (P&ID Demolition & Construction)). It is observed from the drawing no. 2411-8310-45-WA09-0927R (Please refer to piping file 1645-TN1645-TN-07 Land use permit report attached).) that the proposed new seawater interconnection line support pedestals are clashing with the existing UG telecommunication cable trench/Fence & touching the manual call pointsUnderground Line Repair and Replacement Services : The project scope shall include remove existing exposed/ underground lines & replace with new pipes, remove paving tiles, excavation, modify/reconstruct manholes, trenching, backfill, ground leveling & compaction, install interlocking paving tiles and as per contract SOW activities
Civil Works, Steel Structure Fabrication & Erection, Piping Fabrication & Erection, Pipe Support Fabrication & Erection, Blasting, Painting & Color Coding, Galvanizing, Insulation, Scaffolding, Pipe Testing & Pre-Commissioning.
Civil Works, Steel Structure Fabrication & Erection, Piping Fabrication & Erection, Pipe Support Fabrication & Erection, Blasting, Painting & Color Coding, Galvanizing, Insulation, Scaffolding, Pipe Testing & Pre-Commissioning.
Scope of Work describes the proposed replacement of ONE (1) Effluent Transfer Pump in Hida Station/STP Al Hassa including accessories, cabling and fittings as shown in the plans and specified herein or as required for a complete operating system at RSTP plant. Removal and replacement of existing/old pump including with their local push button switches. Removal and replacement of existing suction and discharge piping. Removal and replacement of old/existing check valves and mixing valve. Installation of contractor supplied transfer pump as shown on the proposed drawings. Removal and replacement of old existing , starter, breakers, contactors, cables and conduits and other electrical accessories feeding existing pump up to the local control station (LCS) panel. As per the one line diagram. Repair and or replace damaged piping in the transfer line. Contractor shall check the required foundation dimensions for the new pump and do necessary modifications as required. Piping Work, Electrical Work, Painting and Coating Work. Responsible for the pump-motor alignment, all testing, commissioning and star-up, including request, reports, personnel and equipment required. The whole replacement shall be in accordance with the applicable Saudi Aramco Standards, Specifications and Procedures.
Landscaping and irrigation settings. Supply and installation of pumps, Timer with solenoid valves and 6 station sprinkler & drips and maintenance and servicing.
Scope of Work describes the replacement of sluice gates assembly as specified herein or as required for a complete operating system at STP plant. The whole replacement shall be in accordance with the applicable Saudi Aramco Standards, Specifications and Procedures. Chip-off completely the top surface of affected pad or concreted segment of the tank to expose existing re-bars. Bores for new anchor bolts embedment shall likewise be ready. Contractor shall modify the existing pad or civil structure or
support as required by the sluice/slide gate assembly. The contractor shall chip-off the upper portion of the affected concrete segment to expose all re-bars and weld the new re-bars to the existing. All re-bars shall epoxy coated and tied with coated tie wire. Concrete foundation extension shall be cast in adequate form and dimensions based on the new structural steel base.
Scope of Work describes the full restoration of the backwash filter, and its instrumentation system and other accessories, piping, cabling and fittings as shown in the plans and specified herein or as required for a complete operating system at STP plant. CONTRACTOR shall repair /restore all damaged concrete or civil structure or support as required. The contractor shall excavate, replenish , clean and restore the chamber structure. The Contractor shall perform all required electrical works as per the drawing and scope of works. The whole project shall be in accordance with the applicable Saudi Aramco Standards, Specifications and Procedures. SPECIFIC WORKS – Chamber /cell cleaning and discharging. 5.3.2 Restore and or replace as required the conditions of the following
Dyna sand filter, Air Lift Pump, Air hoses, Sand Washer/ tube, Pneumatic module, Controller, flowmeter and field devices and tubing ,Piping, Collection cone, Other accessories.
Provide and install appropriate support, frames , pipes, valves and fittings to reconnect the to the corresponding mechanical, structural and electrical connection and interface. The old controller system shall be replaced with a new controller system. Provide and Install electrical equipment to facilitate servicing, maintenance, and repair or replacement of equipment components. As much as practical, connect equipment for ease of disconnecting, with minimal interference with other installations. Completely terminate all power and control cables and all existing control/instrument cables with all ends marked. Installation of contractor supplied new part of new piping , valves, fittings, supports and other appurtenances. FINAL INSPECTION, TESTING AND COMMISSIONING.
Demolition and installation of Mechanical Screen Mechanism with electrical, instrumentation. Contractor shall check the required foundation dimensions for the new mechanism and do necessary modifications as required. Piping Work, Electrical Work, Painting and Coating Work. Responsible for the alignment, all testing, commissioning and star-up, including request, reports, personnel and equipment required. The whole replacement shall be in accordance with the applicable Saudi Aramco Standards, Specifications and Procedures.
Mechanical Scope of work includes DRINKING WATER SYSTEM, DIESEL SYSTEM, COMPRESSED AIR SYSTEM and OILY WATER SYSTEM with more than 3,044 Joints.
INSTRUMENTATION Scope includes TMS System ,Junction Boxes (JB),Transmitters, Control Valves & Panels ,Gas Detection System, Fiber Optics Cables, TMS System,Junction Boxes (JB),Transmitters, Control Valves & Panels ,Gas Detection System, Fiber Optics Cables Installation and Pre commissioning Works.
Steel Erection with deck panel installation
Supply and installation of Glass Fused to Steel Tank and Pump
Cutting the pipe, GRP jointing /lamination of the pipe, Equipment Mobilization. The scope of work covers supply, installation, testing & commissioning of all piping, Valves etc.This project will involve the installation and lamination of a GRP pipeline system, including the supply of DN150 mm (400 m) and DN400 mm (6 m) pipes, along with necessary jointing and consumables. Additionally, patch work will be carried out on existing pipes (DN150 mm and DN400 mm) over an area of 50 square meters. The work will include site preparation, pipeline installation, lamination, quality control, and safety. The project is expected to be completed.
The vendor will conduct an on-site assessment of a 3000 mm diameter, 1800 mm height GRP tank to evaluate the extent of damage. Following the assessment, the vendor will submit a detailed proposal outlining the necessary repairs, including lamination of approximately 5 square meters of damaged areas, nozzle plate repair, and pipe support reinstallation and lamination.
fabrication and erection services for steel structures designed for a Safety Net Cage Ladder/Monkey Ladder, each measuring 460mm in width and 6 meters in height.
Fabrication, Supply installation of Safety Cabinets for flamables.
Supply and installation of Vortex Mirrors. 100 cm mirror from the roof.
Smart BTU System Project : The project scope shall include the installation of Smart BTU meters, Gateway for BTU meters, supply and install of bulk materials, testing and commission of Smart BTU meters, Gateway for BTU meters under Integrated Smart City Project
Portable cabin with furniture as Mess Hall for operations- Size – 12X4 mtr. 5 Tables with 20 Chairs. Toilets for FYPC Usage (Capacity – 5000 Ltrs.) (6 toilets, 2 urinal units and 2 wash basins in a container without water tank). Generator, DG Spec (100KVA) 24 Hrs.
(with third party Certification). Super sucker (On call base). Tower light 4 x 320 W (with third party Certification) . Cleaning staff with cleaning accessories (12 Hrs.).
This Scope of Work describes the Removal and replacement of existing of Aerator Assembly Mechanism including motor driver , gearbox, impeller , and (2) flowmeters (ultrasonic type) and other accessories, cabling and fittings as shown in the plans and specified herein or as required for a complete operating system at STP plant. Chip-off completely the top surface of affected pad or concreted
segment of the tank to expose existing re-bars. Bores for new anchor
bolts embedment shall likewise be ready. The top of the foundation shall be clear from any obstacle that would hinder the initialization of foundation extension and grouting works. The whole replacement shall be in accordance with the applicable Saudi Aramco Standards, Specifications and Procedures.
This Scope of Work describes the replacement of Gravity Thickener. Assembly including motor driver , gearbox, , rake arm, skimmer and other accessories, cabling and fittings as shown in the plans and specified herein or as required for a complete operating system at STP plant. Provide and install appropriate support, frames , pipes, valves and fittings to reconnect the new equipment to the corresponding mechanical , structural and electrical connection and interface . Chip-off completely the top surface of affected pad or concreted segment of the tank to expose existing re-bars. Bores for new anchor bolts embedment shall likewise be ready. The whole replacement shall be in accordance with the applicable Saudi Aramco Standards, Specifications and Procedures.
