About Us

We are an Interior Architecture & Design Studio, based in the Eastern Suburbs of Sydney

At Teresa Perng Interiors, our ethos centers around creating spaces that are as unique as the individuals who inhabit them. We believe in the power of functional luxury design to enhance everyday living, blending with refined sophistication.

We approach each project with a meticulous eye for detail and a commitment to excellence, ensuring every design reflects your personality, lifestyle and vision. Collaboration is at the heart of our process — we listen, interpret and bring your design ideas to life with creativity and care.

Rooted in a passion for quality craftsmanship and inspired by the beauty of natural materials, we strive to deliver designs that are not only beautiful but enduring. Whether reimagining a single room or crafting a complete home, our mission is to create timeless spaces that inspire, comfort and resonate for years to come.

Servicing Sydney-wide. Key areas include Eastern Suburbs, Inner West, Lower North Shore.

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Meet Teresa

More than a decade of experience

Teresa founded Teresa Perng Interiors in 2020, driven by a passion to focus on residential projects after years of designing retail and hospitality spaces.

A 2010 UNSW Interior Architecture Honours graduate, Teresa brings 15 years of industry experience to her practice. She has worked with high-end projects spanning residential, retail, commercial and hospitality sectors. She further honed her skills and expertise during a year-long stint in London (2016-17) with one of the city’s most renowned design studios.

With strong leadership and an exceptional eye for detail, Teresa ensures exceptional results from concept to completion. Driven by ambition, inspiration, and vision, her design expertise ensures your project is unique from the crowd.

Collaborating closely with clients not only across Sydney, but Australia wide, Teresa proves that distance is no obstacle to exceptional design.

Teresa resides in the Eastern Suburbs with her husband. Outside of her design work, she enjoys staying active outdoors and spending time with family and friends. Her favourite activities include travelling, bouldering, yoga and pilates, which help her stay both mentally sharp and creatively inspired.

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  • I walked into my build completely blind and commissioned Teresa to help, as I was unsure of what I truly wanted and struggled to articulate my vision. Left to my own devices, I most likely would have just thrown something together. Teresa was the eyes I needed. She brought everything together so beautifully and thoughtfully. As a busy mum, I placed my full trust in her to work her magic and bring my vision to life — and she absolutely delivered. Every element of our home, from the joinery to the materials and finishes she selected, works so cohesively together. Teresa was always just a phone call away whenever I needed guidance or reassurance, which I genuinely appreciated throughout the entire process. I am so incredibly glad I chose Teresa as my interior designer — the final result has completely surpassed my expectations. I would wholeheartedly recommend Teresa to anyone looking for an interior designer.

    Julie – Fairview Residence

  • I was initially reluctant to engage an interior designer for my new kitchen as did not feel it was needed. However, Teresa incorporated and expanded my initial ideas to a new level of design and sophistication. Highly talented with exceptional attention to detail, Teresa assisted me throughout the entire process. The final design was stunning and exceeded all expectations. Teresa is also at the forefront in style, design and colours. I therefore highly recommend Teresa for any project and look forward to engaging her services again for my next renovation.”

    Tania K

  • Teresa was fantastic to work with. She was incredibly prompt, accommodating with comments, provided invaluable design advice and the final documentation package was exactly what we were after. Would absolutely use her again!”

    Lucy S

Ready to elevate your space?

Let’s create together.

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