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About Us

Award-winning Design & Service

Best of Houzz 2024 - Client Satisfaction
Best of Houzz 2023 - Client Satisfaction
Best of Houzz 2022 - Client Satisfaction
Best of Houzz 2021 - Client Satisfaction
Houzz Pro Software User
Recommended on Houzz
100 Ideabook Saves
ASID Arizona North
My passion for perfection, eye for detail are priority in every job I do. I’ve built my reputation by listening to my client and helping them bring their vision to life. I accomplish this by creating results that are functional and capture my client’s style. With over 30 years of experience in California, Hawaii and Arizona I get my inspiration from everyday life and travel experiences. My philosophy in design focuses on form follows function with comfortable simplicity bringing the outdoors inside.

Client Testimonials

Kathy was very insightful and knowledgeable about our master bedroom and bathroom remodel. She brought in experienced craftsmen to complete the vision and it turned out beautiful!Read More

Kathy has been a pleasure to work with over a several years project. She was critical in our whole house make-over inside and out. From design to material selection, she is very attentive to details and knows the right people to get the work done.Read More

I highly recommend Southworth Interior Design! Kathy's expertise and creativity was the reason I have the home of my dreams. She had ideas that were practical and ideas that really brought out the design I wanted. My home would never have been so perfect without her.Read More

Working with Southworth Interior Design was our first experience working with a designer on a major remodel home project. Kathy Southworth is a very professional, knowledgeable, and creative. She thinks outside the box, stays current with new design updates in the market and is well connected with good resources and contacts in our Arizona market. Kathy is very organized, efficient, detailed and always one step ahead of the process. It was a major overall for us with lots of design considerations from the start. She was very honest about offering her expertise on all aspects of our project and guiding us to the best resolution to accomplish our design while staying on budget. We highly recommend Southworth Interior Design.Read More

We were very pleased to work with Kathy on planning the remodel of part of our house. She provided great ideas and guidance. It was a true learning process for us. Kathy is very professional, patient and has great energy that makes it a pleasure working with her.Read More

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