Native of Malaysia, Shyamala decided to study in the UK and obtained her Chemical Engineering degreein 1993. She then spent a year and ahalf as an evaluator in Givaudan's offices in Hong-Kong. In 1994, she entered the Givaudan Perfumery School in Grasse, France, for 3 year. She then spent the next 8 years working for Kao. She joined the Givaudan Paris Fine Fragrance team in 206 where she remains today.
Maisondieu unofficially won 2016's Men's Luxury Fragrance category at the Fragrance Foundation Awards with her 'Venetian Bergamot' by Tom Ford.Maisondieu's notable fragrances include: Undercover 'Holy Grace', Tom Ford 'White Musk Collection Musk', Comme des Garçons 'Dover Street Market', Kate Moss 'Wild Meadow', Comme des Garçons 'H&M', Sisley Paris 'Eau de Sisley 3', Jennifer Lopez 'Live Platinum', S. T. Dupon 'Passenger Pour Homme', S. Oliver 'Men Love', S. Oliver 'Women Love', Tom Ford 'Bois Marocain', Blu Mediterraneo 'Bergamotto di Calabria', Fragonard 'Fragonard D'hiver Mimosa'