Wearstler collaborated with Los Angeles-based confectioner Compartés on a line of chocolates in 2014. According to "Architectural Digest", both the flavors and Wearstler's "whimsical" packaging are inspired by features and locales of Los Angeles. A second line of flavors debuted in May 2015. As of 2015 she was involved in a number of collaborations and designing lamps with the Italian furniture company Kartell. KWID also has ongoing partnerships with The Rug Company, E.J. Victor, and Pickard China, and as of 2015 she designed collections of fabrics, wall coverings, and trims for Lee Jofa. She also has a lighting collection with Visual Comfort and has designed a line of linens to be sold at Bloomingdale's, for a time exclusively, before also being sold at her boutique, website, and other stores. Her Kelly Wearstler Furniture Collection, described by "Elle Decor" as her "first comprehensive portfolio of furniture" and produced by North Carolina-based furniture company E.J. Victor, will be released in October 2015.