Andrea Wachs Interior design is a full service design firm based in Tucson, Arizona specializing in residential and commercial projects of all scale. Established in 2007, the firm has developed a signature style that is one of simple, uncluttered design distinctive to each client’s personal taste and decor needs. Our firm is highly committed to eco-friendly, sustainable design, that focuses on providing the client with an aesthetic that is as environmentally friendly as it is beautiful.