Tower Design creates refined, highly personalized interiors for discerning homeowners in Tempe and the greater Phoenix area. Our work is grounded in architectural clarity, modern livability, and a thoughtful understanding of how successful people want to live today. As Tempe real estate continues to attract entrepreneurs, executives, and professionals relocating from major metropolitan markets, demand has grown for homes that feel sophisticated, effortless, and fully resolved from the moment clients walk through the door. We design residences that support a modern lifestyle — balancing beauty, functionality, comfort, and quiet luxury with a seamless, fully managed design experience
Our clients are often balancing demanding careers, travel schedules, business ventures, and family life. They value efficiency, clarity, and trusted expertise — and they want a home that feels complete without the stress of managing countless decisions themselves.
Tower Design provides a comprehensive interior design experience that oversees every layer of the project from concept through completion.
Our services include:
We collaborate closely with architects, builders, and specialized trades to ensure every detail is executed to the highest standard. The result is a home that feels cohesive, elevated, and entirely personal.
Tempe’s evolving residential landscape has created a new demand for interiors that feel contemporary, refined, and highly functional. We create homes designed around the realities of modern living — spaces that support entertaining, remote work, wellness, privacy, and effortless day-to-day living.
Our approach emphasizes proportion, natural light, material warmth, and thoughtful spatial flow. Through layered textures, restrained palettes, and carefully curated furnishings, we create interiors that feel calm, sophisticated, and enduring rather than trend-driven.
Whether integrating expansive indoor–outdoor living, creating hospitality-inspired entertaining spaces, or designing quiet retreats for restoration and relaxation, every project is approached with a balance of architectural sensitivity and timeless design principles.
At Tower Design, we believe luxury is not simply about aesthetics — it is about how a home functions, supports, and enhances everyday life. Every project begins with a deep understanding of our clients’ routines, priorities, and lifestyle. Some clients are relocating to Arizona full-time. Others are creating a seasonal retreat or a secondary residence designed for effortless entertaining and flexible living.
Our role is to create homes that feel intuitive, highly tailored, and seamlessly complete — environments that feel elevated without sacrificing warmth or comfort. From contemporary residences near Arizona State University to architecturally significant homes throughout the greater Tempe area, our interiors are designed to evolve beautifully over time while remaining deeply connected to the people who live within them.
I highly recommend Tower Design Interiors. Their ability to source just the right furniture, art, decor, architectural element, etc. is always with a sophisticated understanding of color, architecture, design and art that surpasses anyone else we have worked with. We are thrilled with our current project. Excellent skillful service. Great communication, highly professional, organized. We recommend Tower Design Interiors.
awesome ness would killKathleen is a skillful master at what she does with supreme knowledge of the industry. She possesses many sources and connections for artisans, furniture, decor and subs. Her remodeling skills and taste are impeccable! She and her team are well organized, communicative and it is always a pleasure to work with. Her amazing design sense is truly invaluable. Highly recommend Tower Design to anyone renovating, decorating or building.
Jacqueline BurbankKathleen McMullen has been my designer for three of my homes and is the only interior designer I will ever consult again. She’s the best!!!! Her level of knowledge, resources, skill and overall abilities were beyond what I expected. Couples with her ability to work within a specific budget she is what you want. A savant with art and decor. If you are looking for a luxury Interior Designer in Scottsdale, Kathleen is that and so much more.
John SpaldingWhat a pleasure it has been working with Kathleen and her Tower Design team! Kathleen has helped us to both design and furnish our newly remodeled Scottsdale home. The journey lasted a year and a half, and we are so grateful for her grace and wealth of information and counsel. From the very start, Kathleen helped us to envision and make the home that we wanted a reality. Tower Design Interiors is a breeze to work with because they are extremely organized, patient, and flexible. Kathleen’s sense of color, space and design is unmatched. Her grasp of art and design is absolutely superior to anyone I have ever worked with. Our beautiful home is so comfortable, and stunning all at once. We would highly recommend Kathleen and her team for their expertise in all phases of design, construction and interior design.
Elyshia HollidayTower Design Interiors have been nothing short of amazing. Kathleen designed our second home and it was such a blessing to have her as both our designer and our spokesperson. She has been a valued asset: professional, attentive, a great communicator and innovative in her approach and style. We are more than ecstatic as the outcome is stunningly beautiful. She made a complex project seem easy, and we loved working with her. I highly recommend Tower Design Interiors and look forward to future projects with them.
Sharon Moreno
Let’s connect with our interior designer team!
Let’s connect with our interior designer team!
Let’s connect with our interior designer team!
We provide comprehensive, full-service interior design services including concept development, spatial planning, custom furnishings, material selection, lighting design, and project management from concept through installation.
Yes. We collaborate closely with architects and builders on both new construction projects and extensive residential renovations throughout Tempe and surrounding communities.
Absolutely. We design and source bespoke furnishings, millwork, and architectural details tailored specifically to each residence and client lifestyle.
Our portfolio includes contemporary residences, luxury custom homes, urban retreats, and thoughtfully renovated properties throughout Tempe and the greater Arizona region.
Project timelines vary depending on scope, scale, and level of customization. Most full-service residential projects range from several months to over a year.
Our process begins with an in-depth discovery phase focused on understanding your lifestyle, aesthetic preferences, and long-term vision. We then translate those insights into a refined, cohesive design tailored specifically to you.
For clients seeking a refined and highly individualized approach to interior design in Tempe, Tower Design creates homes that feel sophisticated, livable, and enduring in every detail. Our studio combines architectural sensitivity, thoughtful creative direction, and seamless project execution to deliver residences designed around modern luxury living. We invite you to begin the conversation.
