In 2012, Patty Macmillan established Allegro Talent Group, an esteemed boutique agency based in Los Angeles specializing in representing composers and music supervisors. As a dedicated talent agent, her mission is to cultivate an environment where her clients can flourish artistically and transcend various genres.

Over the years, she has collaborated with some of the industry's most exceptional, cutting-edge, and diverse artists. With a rich background spanning over 36 years in the entertainment sector, Macmillan draws upon a wealth of experiences, partnerships, and a robust network of industry connections. Her expertise encompasses every facet of filmmaking, including casting, production, post-production, and studio executive positions. Following her studies in film and cinema at UCLA, she embarked on her career at the nascent stages of the legendary CAA talent agency, initially in its literary and talent department.