LA-based TV and film production studio Participant Media has promoted Sam Neswick to chief operating officer.

Neswick, who most recently served as chief strategy officer, will be tasked with expanding and developing Participant’s multiplatform content and distribution capabilities, and will work alongside senior executives to further incorporate the company’s social impact agenda into each line of business.

Neswick, who reports to Participant CEO David Linde in the new role, will also continue to oversee strategic planning, investments and corporate development.

The exec most recently played a key role in Participant’s investment in Steven Spielberg’s Amblin Partners. Neswick also represents Participant as a board member for its portfolio investments in Evolution Media Partners, Cineflix Media and for-profit social enterprise Me to We.

Prior to boarding Participant in 2014 as senior VP of strategic planning, Neswick held senior titles at The Walt Disney Company, where he led the acquisition of Lucasfilm and its expansion into Asia.

Participant owns the U.S. cable network Pivot and has produced such feature documentaries as The Look of Silence, Citizenfour,  and He Named Me Malala, as well as scripted dramas including Spotlight, Bridge of Spies and Beasts of No Nation.

The studio’s 2016 documentary film slate includes Alex Gibney‘s Zero Days with Magnolia Pictures; Morgan Neville‘s The Music of Strangers: Yo-Yo Ma and the Silk Road Ensemble with The Orchard; and Presenting Princess Shaw with Magnolia Pictures.