Catalyst Management
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Catalyst : A person or event who causes great change

Catalyst is a Creative Music Agency. We represent an award-winning roster of Composers, Sound Designers and Musicians based in London, LA and Sydney.

Catalyst is committed to connecting the right music to the right audience. Using our established network we create original compositions, content and soundtracks for Advertising TV, Film and Online Media platforms.


We pursue authenticity in every project, with 35 years of music industry experience between us. We pride ourselves in creating high-end music content on brief and on time.  The inspiration and administration that our team deliver for each brief make us renowned for insight, imagination and a depth of musical knowledge.


Rebecca Grierson: CEO and Creative Director


Rebecca Grierson is an award winning Music Supervisor and a founding Partner of Catalyst Music. Rebecca started her music career in 2002 at the BBC. She produced music documentaries and specialist programmes for Gilles Peterson, Mary Anne Hobbs, Huw Stephens, Zane Lowe and In New DJ’s We Trust. Rebecca gained experience working in live music, producing Maida Vale sessions with some of the world’s finest engineers and musicians. Over her career she has worked with musical greats including; Pharrell, Janelle Monae, Q-Tip, Common, Solange, Damon Albarn, Earth Wind and Fire, The Heritage Orchestra, Cinematic Orchestra, Lily Allen, William Orbit, Trevor Horn, Seu Jorge and SBTRKT.


Rebecca was later hired by Music Concierge as a Music Consultant creating cultural identities for brands through devising music strategies and playlists for Mulberry, Armani and the launch of Dishoom.


Rebecca became Head of Production at Tonic (now Wave Music) for three years before setting up Catalyst, a creative music and sound agency for Film, TV and Advertising. She has licensed music, supervised scores and sound design for ITV, BBC, Google, Cristiano Ronaldo, McLaren, Honda, VW, Johnnie Walker, Usain Bolt, Nike, Rimmel, E4, and 20th Century Fox.