For an interior designer, finding a client is often a matter of being in the right place at the right time. Interior designer Elena Calabrese didn’t have to venture far. Her studio, Elena Calabrese Design and Decor, is located inside 7 on Locust, a boutique in Mill Valley that offers clothing and home goods. It was at one of the shop’s frequent events that Calabrese met her latest client. In the home’s kitchen, the plaster facing around the fireplace, original to the home, softens a reclaimed wood wall.