Our Services
Civil Works
O3J Contracting and General Maintenance works have been providing expert Civil Works services for over 14 years. We specialize in providing high-quality construction services for various civil projects including roads, bridges, and other infrastructure.
MEP Works
We are experts in MEP (Mechanical, Electrical, and Plumbing) Works. We provide complete MEP solutions for residential and commercial buildings, ensuring that all systems are installed and maintained to the highest standards.


Facility Management
O3J Contracting and General Maintenance works are experts in Facility Management services such as House Keeping, Painting and Cleaning Pest Control (PCP), and End of Lease (EOL). We provide comprehensive FM solutions to ensure that your building is always in top condition.
Renovation & Fit Out Works
We specialize in renovation and fit-out works for commercial and residential buildings. Our team of experts will work with you to create a custom plan that meets your needs and budget, ensuring that your space is transformed according to your vision.
Other Services
In addition to the above-mentioned services, we also offer a range of other services such as landscaping, painting, and waterproofing.
Our Expertise
Planning & Design
Project Management
Scheduling
Estimating & Budgeting
Construction
Quality Control
Safety Management
Subcontractor Management
Post-Construction
Certificate of Completion
As-built documentation
Warranty