Interior Design - Commercial
Design That Speaks for Your Brand
Shape your workspace with intelligent, elegant interiors tailored to your business vision.
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Where Business Meets Design
Your workspace is more than just four walls
It’s a powerful extension of your brand and a critical driver of success. At Trish Arnoldi Interiors, we specialise in commercial interior design in Johannesburg, creating spaces that reflect your brand identity while supporting productivity and growth.
From executive boardrooms in Sandton to boutique offices in Bryanston, we design interiors that capture the essence of your business, communicate your values, and inspire trust from every client and team member who walks through the door.
Aim to Impress
Built for Performance and Presence
A successful office interior design project supports both the people who work in it and the brand it represents. That’s why our designs focus on:
- Layout and Flow – ensuring movement feels natural and intuitive.
- Lighting and Acoustics – creating an environment that’s bright, calm, and energising.
- Material and Finish Selection – balancing durability, style, and sustainability.
Whether you’re aiming to impress corporate clients, encourage collaboration, or boost team productivity, our commercial spaces are crafted with intention, precision, and an understanding of how design impacts your bottom line.
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Your Business Deserves a Space That Works as Hard as You Do
Your office is more than just a place to work—it’s where you build your brand, close deals, and inspire your team. We create commercial interiors that aren’t just beautiful, but also strategically designed to reflect your unique identity and support your business goals. Discover how our approach can transform your workspace into a powerful asset.
Aesthetic That Inspires Confidence
In business, first impressions matter. We create interiors that feel cohesive, credible, and compelling — the kind of spaces that say, “You’re in good hands.” From modern minimalism to layered warmth, our Johannesburg commercial interiors are tailored to your industry, culture, and clientele.
We’ve worked with professionals in finance, law, hospitality, wellness, retail, and the creative sector. No two spaces are ever the same, because your business deserves more than a cookie-cutter approach.
Tailored Solutions for Boutique Businesses
Our boutique office interior design services are perfect for small-to-medium businesses that need thoughtful design without compromising on quality. We understand the importance of respecting your budget, timeline, and spatial constraints while delivering a polished, functional result.
Whether you’re setting up a new office in Hyde Park, refreshing a reception area in Fourways, or upgrading a client meeting space in Sandton, our flexible, well-structured process ensures every detail serves your brand and your business goals.
Your Design Partner, Every Step of the Way
With more than 30 years of experience in interior design for commercial spaces, Trish Arnoldi brings a calm, collaborative approach to every project. You’ll have clear timelines, open communication, and access to trusted suppliers and craftsmen across Gauteng.
Most importantly, you’ll have a designer who listens, understands your vision, and transforms it into a space that works beautifully for your business — from first consultation to final handover.
More Info
Your Business Deserves a Space That Works as Hard as You Do
Your office is more than just a place to work—it’s where you build your brand, close deals, and inspire your team. We create commercial interiors that aren’t just beautiful, but also strategically designed to reflect your unique identity and support your business goals. Discover how our approach can transform your workspace into a powerful asset.
Aesthetic That Inspires Confidence
In business, first impressions matter. We create interiors that feel cohesive, credible, and compelling — the kind of spaces that say, “You’re in good hands.” From modern minimalism to layered warmth, our Johannesburg commercial interiors are tailored to your industry, culture, and clientele.
We’ve worked with professionals in finance, law, hospitality, wellness, retail, and the creative sector. No two spaces are ever the same, because your business deserves more than a cookie-cutter approach.
Tailored Solutions for Boutique Businesses
Our boutique office interior design services are perfect for small-to-medium businesses that need thoughtful design without compromising on quality. We understand the importance of respecting your budget, timeline, and spatial constraints while delivering a polished, functional result.
Whether you’re setting up a new office in Hyde Park, refreshing a reception area in Fourways, or upgrading a client meeting space in Sandton, our flexible, well-structured process ensures every detail serves your brand and your business goals.
Your Design Partner, Every Step of the Way
With more than 30 years of experience in interior design for commercial spaces, Trish Arnoldi brings a calm, collaborative approach to every project. You’ll have clear timelines, open communication, and access to trusted suppliers and craftsmen across Gauteng.
Most importantly, you’ll have a designer who listens, understands your vision, and transforms it into a space that works beautifully for your business — from first consultation to final handover.

Get In Touch
Ready for a Space That Works as Hard as You Do?
Your next client could walk through your door tomorrow. What will they see?
Let’s design a workspace that tells the right story and positions your business as a leader in your field. Contact Trish Arnoldi Interiors — the trusted name in commercial interior design Johannesburg professionals rely on.