During Juliette's time at the Serpentine Gallery, she managed exhibition openings, private events, and dinners across the multi-space site - the Serpentine Gallery, the Pavilion, the Serpentine North Gallery, and the surrounding Royal Parks grounds.

Clients included Tracey Emin, Goldman Sachs, Steinway, Joseph, McQueen, and Richard and Ruthie Rogers. She was also in position for three Serpentine Summer Parties, with performers including Duran Duran and Pharrell Williams.