Mackenzie Collier Interiors
Founded in 2011 by Mackenzie Collier, Mackenzie Collier Interiors is an award-winning, full-service interior design firm based in Phoenix, Arizona. Specializing in both residential and commercial projects, MCI is renowned for creating personalized, sustainable, and functional spaces that reflect each client’s unique story.
Mackenzie Collier brings a distinctive blend of psychology and design to her work, holding a B.S. in Psychology from Michigan State University and an A.A.S. in Interior Design from Harrington College of Design in Chicago. This interdisciplinary background enables her to deeply understand clients’ needs and translate them into spaces that are both beautiful and practical.
MCI’s diverse team of designers is committed to inclusivity, collaboration, and innovation. Their portfolio includes a wide range of projects, from new builds and historic home renovations to commercial spaces like offices, restaurants, and wellness centers. The firm’s dedication to excellence has been recognized with numerous accolades, including “Best Interior Design Firm” by Phoenix Magazine and “Design Icon of the Year” by Sources for Design.
As a proudly LGBTQ-owned business, Mackenzie Collier Interiors prioritizes transparency, community engagement, and creating spaces that not only look exceptional but also enhance the lives of those who inhabit them.
1ntro Design
Based in Phoenix, Arizona, 1NTRO Design is a luxury interior design studio founded by Yoselin Castro, a creative force known for crafting visually striking spaces with global inspiration and deeply personal storytelling. Yoselin brings a refined, travel-informed aesthetic to each project, blending high-end finishes, curated pieces, and timeless design principles to create interiors that feel both elevated and uniquely lived-in.
Specializing in full-service interior design and furniture styling, Yoselin works closely with discerning homeowners who value intentionality, comfort, and artistry in their spaces. From custom homes and vacation properties to high-end remodels, she transforms interiors into statement-making sanctuaries that reflect her clients’ personalities, lifestyles, and aspirations.
With every project, 1NTRO Design delivers a seamless, concierge-level experience rooted in collaboration, attention to detail, and a global design perspective. The result: bespoke interiors that feel effortless, elegant, and one-of-a-kind.
