Addition and Alteration (A&A) Contractor Service

Experienced A&A Contractor in Singapore
Addition & Alteration (A&A) construction service involves construction modifications made to an existing landed property structure. These can include extensions, internal modifications, or external changes to the structure, aimed at enhancing the aesthetics or improving the functionality of the house. These A&A construction service transform your landed property, significantly elevate your living environment and quality of life.
As an A&A contractor in Singapore, Sim The Builder specialises in delivering A&A renovation projects tailored to your specific needs. Whether it’s beautifying your home or solving a safety issues, our A&A services are tailored to deliver the lifestyle you aspire to, combining our industry expertise with extensive experience.
We handle a wide range of A&A projects, such as building extensions, connecting multiple floors or rooms, removing partition walls, installing cladding or curtain walls on facades, and adding structural frames, shelters, lifts, staircases, or canopies. Our team is committed to ensuring that each project meets the highest standards of quality and compliance.
From the initial consultation to the final handover, we manage every aspect of your addition and alteration works. We obtain all necessary permits, coordinate with skilled professionals, and oversee the entire renovation process. Our goal is to provide a seamless and stress-free experience, transforming your vision into reality and enhancing your home’s value and functionality.
Common A&A Renovations in Singapore
Aesthetic home trends may evolve, and practical space needs are continually changing as families grow and lifestyles shift. Landed property owners may choose to utilise addition and alteration services to adapt their homes to these changes, enhance functionality, and refresh their living spaces to better suit their current needs and preferences.

Extension of Living Spaces
Adding extra rooms or expanding existing spaces to accommodate growing needs.

Addition of External Space
Constructing outdoor living spaces by incorporating roof terraces, balconies, or patios, which offer homeowners extra areas for relaxation and social gatherings.

Upgrading of Internal Amenities
Adding of staircases or lifts to enhancing accessibility and functionality.

Landscape Enhancements
Integrating garden spaces, patios, swimming pool or outdoor living areas.
Our Projects
Jalan Chempedak
Terrace
Jalan Remis
Terrace
Yio Chu Kang Road
Terrace
Clover Way – NEW
Corner Terrace
Frequent Asked Questions about A&A Renovation
For a A&A renovation, you do not need to obtain permits personally. Sim The Builder will handle all necessary permits and approvals as part of our comprehensive service. We manage the entire process to ensure that all regulatory requirements are met, allowing you to focus on what you want without additional paperwork.
Depending on the scope and complexity of the A&A renovation project, for simple projects may take up to a few weeks while bigger more complex renovation may take several months. Get in touch with our A&A contractor for a more accurate estimation of your project.
Depending on the scope and complexity of the A&A renovation project. Get in touch with our A&A contractor for a more accurate estimation of your project.
Whether you can remain in your home during A&A renovation depends on the scope of the renovations and your tolerance for disruption. For substantial projects involving major structural changes or extensive remodelling, temporary relocation or alternative living arrangements might be required.
View Our Publications
Learn more about our A&A renovation services and other landed property tips through our articles. Explore how our expertise can enhance your property and keep up with the latest trends in home improvement.























