Classical Recording Projects with other artists

James Viggo Poulsen: Heartland Poem; Piano Concerto (premiere recording)
Danaë Xanthe Vlasse: Mythologies II (2024) (Grammy®-nominated)
Danaë Xanthe Vlasse: Mythologies (2021) (Grammy®-winning)
David Sapadin: The Brahms Clarinet Sonatas (2020)
A Charged Embrace: Bruce Broughton Sonata for Cello and Piano (2020)
Stephen Coleman: The Wedding Night (2020)
Gernot Wolfgang: Vienna and the West (2019)
Danaë Xanthe Vlasse: Poéme (2019) (with Hila Plitmann)
Chad Cannon: The Dreams of a Sleeping World (2019)
Bill Brown: Dreamstate (2018)
Shie Rozow: A Musical Fantasy (2017)
Elia Cmiral: The Chamber Suites (2016)
Dan Redfeld: A Hopeful Place (2015)
Gernot Wolfgang: Passing Through (2015)
Bruce Babcock: Time, Still (2015)
Linda Wang: The French Collection (2015)
Caroline Campbell: From Hollywood with Love (2013)
Music from the Left Coast (2013)
Kevin Kaska: The Chamber Works (2011)
Gernot Wolfgang: Common Ground (2006)
Danny Elfman: Serenada Schizophrana (2006)
Boglárka Kiss: Air (2006)
Dohnányi: Sextet (2005) (with New Hollywood String Quartet)
Paul Fried: La Flute Francaise (2005)
Carnival of the Animals  (2004) (with John Lithgow)

Recordings for Yamaha Disklavier

Schubert: Trout Quintet
Beethoven/Brahms: Sonatas for Piano and Cello
Prokofiev: Ten Dances from Romeo and Juliet, Op. 75
Ravel: Miroirs, Jeux d'eau, Pavane
Brahms: Rhapsodic Brahms: Rhapsodies Op. 79, Intermezzi
Beethoven: Appassionata and Tempest Sonatas
Close to You: Carpenter Faves
Annie's Song: Best of John Denver
Robert Thies: A Classic Christmas (live 2013 captured performance)

Notable Film Scores featuring Robert

John Williams: Disclosure Day (2026)
John Williams: The Fabelmans (2022)
Jeff Russo: Star Trek Picard "Children of Mars" (2019)
Danny Elfman: Fifty Shades Freed (2018)
James Newton Howard: Concussion (2015)
Mychael Danna: Life of Pi (2012)
Mychael Danna: Fracture (2007)

Solo Piano Soundtrack to Video Game

Transfiguration: music to the video game, Journey
Austin Wintory, composer (arrangement for solo piano)
Laura Intravia, arranger, vocalist
Robert Thies, piano

with Notable Popular and Jazz Artists

Madonna: Rebel Heart (2015) "Messiah"
David Benoit: Conversations (2012)
Josh Groban: Illuminations (2010)