Considered interiors for beautiful, liveable homes.
MonArch is an Adelaide based interior design studio creating warm, refined and deeply personal homes.
We guide you through the design and build process with clarity, care and a considered eye — balancing timeless materiality, practical living and quiet luxury.
Design that feels as good as it looks.
A beautiful home is more than appearances. It should support the way you live, gather, unwind and grow.
At MonArch Interior Design, we create interiors that feel calm, cohesive and beautiful. From early design direction through to finishes, fixtures, furniture and styling, we bring thoughtful guidance to each decision — helping you move through the process with confidence.
A calmer way to design your home.
The design and building process can feel overwhelming.
MonArch Interior Design brings structure, clarity and creative direction, helping you understand what matters, when decisions need to be made, and how each element connects to the bigger picture. Our principal designer, Katie Berwick, personally holds over a decade of residential construction, development and design experience. Working alongside our trusted partners, your project is in safe hands.
3. Resolve
We refine finishes, fixtures, joinery, furniture and details into a cohesive design outcome.
1. Discover
We begin by understanding your lifestyle, vision, priorities and project scope.
2. Define
We establish the design direction, mood, materiality and key selections.
4. Complete
We support the final layers, styling and finishing touches that make the home feel complete.
Interior Design Services
For new builds, renovations and bespoke residential projects.
A complete design service for clients seeking guidance across finishes, fixtures, spatial planning, joinery, furniture and styling.
Considered support through the building selections process, helping you make confident, cohesive and enduring decisions.
Layered, intentional styling that brings warmth, texture and personality into your home.
Create a home that feels considered from the very beginning.
Whether you are building, renovating or refining your home, we’re here to help.