One33 Interior Design

We had a wonderful experience working with Welfrey Ong from One 33 Interior Design. From the initial consultation to the final handover, Welfrey was professional, patient, and genuinely took the time to understand our needs and preferences. He is an excellent listener who provided thoughtful design ideas while ensuring the final outcome reflected our vision. Throughout the renovation, he kept us updated, addressed our concerns promptly, and made the entire process smooth and stress-free. The workmanship and material quality exceeded our expectations, and the attention to detail was evident in every aspect of the project. We are extremely happy with the final result and would highly recommend Welfrey Ong and One 33 Interior Design to anyone looking for a reliable designer who delivers great service, beautiful designs, and quality workmanship.

We had a wonderful experience engaging One33 Interior Design for our home renovation. Joanna was our interior designer, and she was professional, patient, and attentive throughout the entire process. She took the time to understand our needs, provided practical and creative design ideas, and was always willing to discuss different options with us. More importantly, Joanna ensured the renovation journey was smooth from start to finish by coordinating the works well and keeping us updated along the way. We truly appreciate her dedication, responsiveness, and attention to detail. The end result turned out beautifully, and we are very happy with our new home. We would definitely recommend Joanna and the One33 Interior Design team to anyone looking for a reliable and committed interior designer.

We are writing this review to highly commend Welfrey and his team for their exceptional professionalism and dedication during our recent home renovation. For anyone looking for a responsible and highly competent team in Singapore, we confidently recommend giving Welfrey a call. Throughout the project, Welfrey demonstrated several key strengths: Excellent Project Governance & Timeline Management: The team strictly adhered to the agreed schedule. Communication was consistently clear, with a well-defined project plan and regular, structured updates that kept us well-informed at every milestone. Client-Centric Consultative Approach: Welfrey possesses excellent technical advice but always prioritizes listening to client inputs first. He thoroughly evaluated our requirements before providing practical, well-thought-out recommendations. Design Longevity & Sustainable Choices: Welfrey has a strong design sense and focuses heavily on aesthetic longevity. Rather than just following short-lived trends, he gave brilliant guidance on sustainable, high-quality furnishings that are both visually timeless and built to last. Impeccable Workmanship: The overall quality of work delivered was superb. Welfrey is highly meticulous and personally ensures that every micro-task is completed properly, correctly, and up to standard. Transparent Pricing & Strong Value Network: The project costing was very fair, transparent, and reasonably priced. Furthermore, Welfrey leverages an excellent network of industry connections, enabling us to source high-quality peripheral items—such as lighting and bathroom furnishings—at highly competitive rates. Welfrey and his team have delivered an exceptionally high standard of work, making the entire renovation process smooth and transparent. They are a trustworthy team that balances aesthetic excellence with structural durability. We still go to them for any home-project advices and they have always been super helpful and honest with their recommendations. Highly recommended!

I’ve worked with Joanna and her team for over six years now, and they remain my go-to for any home design project ?✨ Joanna has a real talent for listening — she’s fast, considerate, and always comes up with creative solutions that genuinely reflect what you have in mind. What sets her firm apart is the quality of her partners. Whether it’s carpentry, electrical, or other trades, they are reliable, efficient, and truly know their craft. They offer practical, well-thought-out options without any hard selling or inflated pricing — just honest advice and solid work. The ethos of this team is refreshing. You get consistent quality, fair dealing, and the peace of mind that the job will be done right ? So happy for Joanna, who took the leap and started her own firm — now proudly known as one33 design. Highly recommend to anyone looking for a trustworthy design and renovation partner!

⭐⭐⭐⭐⭐ I had a great experience with this home renovation company. The team was professional, responsive, and delivered high-quality workmanship. They truly met and even exceeded our expectations. What impressed me most was their excellent after-sales service. Even after the project was completed, they were always willing to help and promptly addressed any questions or minor issues. It's clear they genuinely care about their customers. I highly recommend them to anyone looking for a reliable and trustworthy renovation company. Thank you for the excellent service!