We’re excited to present our curated selection of the top 10 interior designers in Sydney you need to know about. Get ready to be inspired by the creativity and innovation of Sydney's leading interior design talents.

Sydney, a bustling metropolis on Australia's east coast, is renowned for its iconic architectural landmarks, breathtaking landscapes, and vibrant cultural scene. It’s no wonder this city is home to an array of exceptional interior designers who excel at transforming spaces into epitomes of style, functionality, and sophistication.

Whether you’re planning a renovation, building a new home, or simply looking for fresh inspiration, the interior designers featured in this list will ignite your creative imagination. From contemporary and sleek to timeless and eclectic, these experts bring a wealth of experience and an extraordinary attention to detail that will captivate you.

Explore our top 10 Interior Designers in Sydney, Australia for 2025.

Surgo House by BIJL Architecture. Photography by Tom Ferguson. Living room with timber flooring, cabinetry and vertical screening, a green mid-century modern rocking chair and a brown leather couch.
Surgo House by BIJL Architecture. Photography by Tom Ferguson.

BIJL Architecture

Bijl Architecture is a Sydney-based practice known for creating life-affirming spaces that challenge the status quo. With projects spanning residential, educational and public sectors, their work is grounded in empathy, community values, and a strong belief that architecture should surprise, delight, and endure across generations. Their holistic and sustainable design approach reflects both client vision and a commitment to thoughtful, human-centered outcomes.

The studio offers full-service architecture and interior design, from early concept to construction completion, underpinned by transparency, collaboration, and deep contextual research. Based in Willoughby and working across Sydney, regional NSW, Victoria and Tasmania, Bijl Architecture continues to build lasting relationships and deliver well-crafted, site-responsive architecture that is always perceptive, refined, and proudly distinct.

Scope of Services: Architecture & Interior Design
Types of built projects: Residential - Renovation, Renovation - New Build, Arts & Installation, Education.
Location of built projects: NSW, Victoria and Tasmania
Style of work: Committed to challenging conventions and reimagining the built environment, BIJL Architecture believe design should reflect and reinforce the values and aspirations of the communities it serves. Their work transforms these ideals into bold, life-affirming spaces for living, learning, and gathering.
Website: https://www.bijlarchitecture.com.au/

Ripple House by Marker Architecture. Photography by Simon Whitbread. Bedroom with dark woven wall texture, beige bed covers, a armchair with red leather cushions and grey carpet.
Ripple House by Marker Architecture. Photography by Simon Whitbread.

Marker Architecture

Marker is a Sydney-based studio committed to designing homes that are emotionally resonant and built to endure. They prioritise close collaboration with clients, crafting spaces shaped by personal stories and daily routines. Guided by a deep respect for context, heritage and nature, Marker balances creative ambition with a long-term view of liveability and investment. Their process is structured and transparent, ensuring clients are informed and involved from start to finish, and supported by a consistent team throughout the journey.

Scope of Services: Architecture & Interior Design
Types of built projects: Residential - New Build
Location of built projects: Sydney, NSW
Style of work: Marker Architecture is a young and innovative practice known for its considered proportions and inventive use of tactile, natural materials. Their work blends contemporary aesthetics with thoughtful restraint, creating bold yet respectful architecture across urban, coastal, and rural settings.
Website: https://markerarchitecture.com.au/

Let Us Help You Find the Right Professional

Not sure where to start with finding an architect or interior designer? We've got you covered. Our network includes trusted, experienced professionals who understand the Australian building landscape — and your unique vision.

Get Matched With the Right Professional
Manly 23 by Watershed Architects. Photography by Tom Ferguson. Living room with large integrated fieplace, colourful furnishings and a full-length sliding door opening onto a red brick and paved patio area with black outdoor furniture.
Manly 23 by Watershed Architects. Photography by Tom Ferguson.

Watershed Architects

Founded in 2002, Watershed Architects is a Northern Beaches-based practice delivering thoughtful, enduring residential architecture with a strong environmental ethos. With over 120 completed projects, the studio is known for its personal, collaborative approach and deep engagement with site, context and climate. Director Mark Korgul oversees each project from concept to completion, ensuring continuity, care and connection throughout the process. The studio fosters strong relationships with builders and consultants to support budget clarity, design integrity and construction quality—resulting in homes that are both beautiful and deeply liveable.

Scope of Services: Architecture & Interior Architecture
Types of built projects: Residential - New Build, Residential - Renovation, Residential - Single Dwelling
Location of built projects: Sydney, NSW
Style of work: Watershed Architects create high-quality, environmentally conscious residential architecture that responds to place, climate and craft. Their designs are defined by material honesty, contextual sensitivity and a deep respect for sustainability and natural beauty.
Website: https://www.watershedarchitects.com/

House Forme by AO Design Studio. Photography by Neil Fenelon. Living space with brown brick walls, light timber flooring, white couches and views through full height sliding glass doors onto an interior courtyard space.
House Forme by AO Design Studio. Photography by Neil Fenelon.

AO Design Studio

Rooted in the Southern Highlands, AO Design Studio takes a humanistic and environmentally responsive approach to residential architecture. Their work is shaped by site-specific exploration—from light and wind to topography and view—resulting in homes that harmonise with their surroundings. Each design is rigorously tested and refined in collaboration with clients and consultants, embracing passive design strategies and sustainable principles. With a deep respect for the Australian landscape, AO Design Studio crafts spaces that are at once functional, poetic, and intrinsically connected to the people and places they serve.

Scope of Services: Architecture, Interior Design, Furniture Design & Selection
Types of built projects: Residential - New Build, Residential - Renovation, Residential - Single Dwelling
Location of built projects: Sydney, NSW
Style of work: AO Design Studio creates architecture that blurs the line between indoors and out, using natural materials, passive design, and an intuitive response to place to deliver warm, grounded spaces that promote a healthy lifestyle and connection to nature.
Website: https://www.aodesignstudio.com.au/

Little Birch by buck&simple. Photography by Tim Pascoe. Sunken dining room with paved sandstone flooring, floating concrete staircase, timber furniture and window seating opening onto the rear garden.
Little Birch by buck&simple. Photography by Tim Pascoe.

buck&simple

Founded in Manly in 2013, buck&simple brings architectural and interior design together in a practice defined by adaptability, enduring design, and close collaboration. Their bespoke homes respond intimately to site and client, resulting in sophisticated spaces that are deeply personal and beautifully resolved. The studio’s attention to detail and construction knowledge ensure not only elegance but also buildability, with an emphasis on high-quality finishes and meaningful client relationships. Whether coastal, urban or rural, buck&simple delivers homes that are thoughtful, timeless and uniquely connected to place.

Scope of Services: Architecture & Interior Design
Types of built projects: Residential- New Build, Residential - Renovation, Residential - Single Dwelling, Mult-Residential, Interior Design
Location of built projects: Sydney, New South Wales
Style of work: buck&simple is a design-led studio known for creating refined, high-end residences with a focus on craftsmanship, material honesty, and the quiet elegance of simplicity. Each project is tailored to its setting, blending contemporary design with timeless livability.
Website: https://buckandsimple.com/

Let Us Help You Find the Right Professional

Not sure where to start with finding an architect or interior designer? We've got you covered. Our network includes trusted, experienced professionals who understand the Australian building landscape — and your unique vision.

Get Matched With the Right Professional
Sunset Calling, Dover Heights by BJB Architects. Photography by Core Photography Australia. Bathroom wet room with large double shower with beige wall tiles and white floor tiles and a grey marbled counter with mirror.
Sunset Calling, Dover Heights by BJB Architects. Photography by Core Photography Australia.

BJB Architects

Since its founding in 2010 by Barry Babikian, BJB Architects has grown into a dynamic practice focused on producing architecture that is both practical and enduring. The team combines creativity with a deep commitment to sustainability and adaptability, ensuring each project meets the evolving needs of clients. Their services span architectural design, feasibility studies, master planning, and interior design, with a strong focus on collaboration throughout the process. The practice prides itself on delivering solutions that are not only well-designed but also thoughtfully constructed, ensuring lasting impact and functionality for all clients.

Scope of Services: Architecture & Interior Design
Types of built projects: Residential - New Build, Residential - Renovation, Residential - Single Dwelling, Multi-Residential, Workplace Interior, Commercial, Industrial
Location of built projects: Sydney, NSW
Style of work: BJB Architects specializes in creating functional, adaptable, and sustainable spaces that stand the test of time. Founded in 2010, the practice is known for its collaborative approach and diverse project portfolio, from small-scale designs to large developments.
Website: https://bjbarchitects.com.au/

Petersham House by Cateaux Architects. Photography by Clinton Weaver. Open plan dining and living space with grey couch in foreground, long round timber dining table with rattan chairs in midground and a limewashed wall with timber sideboard, black wall art and several pendant lights suspended over the table.
Petersham House by Cateaux Architects. Photography by Clinton Weaver.

Cateaux Architects

Based in Sydney’s Northern Beaches, Cateaux Architects is led by Jerome Cateaux, a registered architect with over 17 years of experience. Prior to founding the practice, Jerome played a pivotal role at Chrofi, winning numerous national and international awards. The practice is known for its commitment to delivering high-quality architecture rooted in simplicity, thoughtful materiality, and a deep connection to its natural surroundings. Cateaux Architects provides a range of services, from bespoke residential designs, renovations, and new builds to commercial and public buildings, ensuring each project is a unique and crafted response to its environment.

Scope of Services: Architecture & Interior Design
Types of built projects: Residential - New Build, Residential - Renovation, Residential - Single Dwelling, Interior Design
Location of built projects: Sydney, New South Wales
Style of work: Cateaux Architects, led by Jerome Cateaux, specializes in finely crafted architecture that emphasizes simplicity, natural light, and a seamless connection to the landscape. With over 17 years of experience, the practice offers residential, commercial, and public building design services.
Website: https://cateauxarchitects.com/

Aerofoil Workspace Melbourne Airport by FK. Photography by Tom Ross. Interior reception space with gold chrome paneled walls, a dark brown and red marble reception desk and exposed terracotta overhead grates.
Aerofoil Workspace Melbourne Airport by FK. Photography by Tom Ross.

FK

With over 25 years of experience, FK is a respected leader in urban design, architecture, and interior design, delivering bold and transformative projects across the built environment. The practice is committed to creating sustainable, innovative, and people-centric spaces that positively shape cities and the experiences of those who inhabit them. FK’s expertise spans a range of design services, from urban design and adaptive reuse to interior environments, all grounded in a deep respect for culture, collaboration, and sustainability. As industry pioneers, FK is Carbon Neutral and continues to set the bar for future-proof, environmentally responsible design, with a goal to make all its buildings Carbon Neutral ready by 2025.

Scope of Services: Architecture & Interior Design
Types of built projects: Residential - New Build, Interior Design, Multi-Residential, Civil & Public, Mixed-Use, Transport & Infrastructure, Workplace Architecture, Workplace Interior, Commercial
Location of built projects: Australia-wide
Style of work: FK is a design-focused practice known for pioneering urban design, architecture, and interior design projects. With over 25 years of industry leadership, FK delivers innovative, sustainable, and enduring design outcomes that prioritize people and culture, from large-scale urban design to adaptive reuse.
Website: https://fkaustralia.com/

Minimbah by Castlepeake Architects. Photography by Tom Ross. Kitchen with light timber island with integrated storage, black bar stools, white cabinetry, light blue marbled splashback, white walls and timber floors.
Minimbah by Castlepeake Architects. Photography by Tom Ross.

Castlepeake Architects

Castlepeake Architects is a small, Sydney-based architectural practice with extensive experience in residential architecture, including new builds, alterations, and heritage homes. Their design approach is rooted in a thorough understanding of each site and client, aiming to create well-proportioned spaces and forms that directly relate to the unique attributes of the environment. By offering directorial input on every project, from initial design through to completion, the practice ensures that each project is a genuine reflection of the client's needs and the surrounding context. Their close-knit, passionate team is dedicated to delivering design excellence and client satisfaction, transforming the daily lives of those who inhabit the spaces they create.

Scope of Services: Architecture & Interior Design
Types of built projects: Residential - New Build, Residential - Renovation, Residential - Single Dwelling, Interior Design
Location of built projects: Sydney, NSW
Style of work: Castlepeake Architects is a Sydney-based, design-focused practice specializing in site-specific residential architecture. With a deep commitment to design excellence, they create transformative homes that are closely attuned to the unique characteristics of each site and client brief.
Website: https://www.castlepeake.com.au/

Crown St Terrace by Studio Arkive. Living room with white walls, original heritage fireplace and mantle, floating black shelving on either side, a timber rocking chair, white curved couch and a black coffee table.
Crown St Terrace by Studio Arkive.

Studio Arkive

Studio Arkive is an emerging architecture and interior design practice based in Sydney, Australia. Founded by Georgia McGowan in 2020, Studio Arkive believes in bespoke, engaging, and timeless design that inspires and enriches living. The practice strives to create meaningful and unique responses to each client's brief and context, collaborating from conception through to completion.

Led by Georgia McGowan, an architect with extensive local and international experience in award-winning practices such as Foster + Partners in London and Akin Atelier in Sydney, Studio Arkive brings a wealth of knowledge and expertise to every project. This blend of global insight and local sensibility allows them to create spaces that are both innovative and contextually relevant.

Scope of Services: Architecture & Interior Design
Types of built projects: Residential - New Build, Residential - Renovation, Residential - Single Dwelling
Location of built projects: Australia wide
Style of work: At Studio Arkive, a considered simplicity underpins their work, balancing light, volume, and materiality with thoughtful planning and function. Their commitment to bespoke and engaging design ensures that every project is not only aesthetically pleasing but also deeply enriching for its inhabitants.
Website: https://www.studioarkive.com

Let Us Help You Find the Right Professional

Not sure where to start with finding an architect or interior designer? We've got you covered. Our network includes trusted, experienced professionals who understand the Australian building landscape — and your unique vision.

Get Matched With the Right Professional

Top 10 Interior Designers in Brisbane 2025
Top 10 Interior Designers in Perth 2025
T0p Interior Designers in Melbourne 2025
Top 5 Interior Designers in Adelaide 2025