Question: What company does Bob Peterson who Co wrote Cars 3 work for?

full_context: Document 1: Cars 2: Cars 2 is a 2011 American computer-animated action comedy spy film produced by Pixar Animation Studios for Walt Disney Pictures. It is the sequel to 2006's "Cars", and features the voices of Owen Wilson, Larry the Cable Guy, Michael Caine, Emily Mortimer, John Turturro, and Eddie Izzard. In the film, race car Lightning McQueen and tow truck Mater head to Japan and Europe to compete in the World Grand Prix, but Mater becomes sidetracked with international espionage. The film was directed by John Lasseter, written by Ben Queen, and produced by Denise Ream.
Document 2: Toy Story 3: Toy Story 3 is a 2010 American 3D computer-animated comedy-drama film produced by Pixar Animation Studios for Walt Disney Pictures. It is the third installment in Pixar's "Toy Story" series, and the sequel to 1999's "Toy Story 2". It was directed by Lee Unkrich, the editor of the first two films and the co-director of "Toy Story 2", written by Michael Arndt, while Unkrich wrote the story along with John Lasseter and Andrew Stanton, respectively director and co-writer of the first two films. The plot focuses on the toys Woody, Buzz Lightyear, and their friends dealing with an uncertain future as their owner, Andy, prepares to leave for college. The film features an ensemble voice cast with Tom Hanks, Tim Allen, Joan Cusack, Don Rickles, Wallace Shawn, John Ratzenberger, Estelle Harris, Jodi Benson, and John Morris reprising their roles from the previous films, along with Blake Clark as the voice of Slinky Dog (because Jim Varney died ten years before the release of the film) and Ned Beatty, Michael Keaton, Whoopi Goldberg, Timothy Dalton, Kristen Schaal, Bonnie Hunt, and Jeff Garlin voicing the new characters introduced in this film.
Document 3: Planes (film): Planes is a 2013 American 3D computer-animated sports comedy film produced by DisneyToon Studios and released by Walt Disney Pictures. It is a spin-off of Pixar's "Cars" franchise and the first film in a planned "Planes" trilogy. Despite not being produced by Pixar, the film was co-written and executive produced by Pixar and Walt Disney Animation Studios' chief creative officer John Lasseter, who directed the first two "Cars" films. The film stars the voices of Dane Cook, Stacy Keach, Priyanka Chopra, Brad Garrett, Teri Hatcher, Danny Mann, Julia Louis-Dreyfus, Roger Craig Smith, John Cleese, Carlos Alazraqui, Val Kilmer, and Anthony Edwards.
Document 4: Cars Toons: Cars Toons is a series of American computer-animated short films by Pixar. It features Lightning McQueen and Mater from "Cars". Larry the Cable Guy reprises his role as Mater while Keith Ferguson replaces Owen Wilson as Lightning McQueen (until "The Radiator Springs 500 ½" when Wilson reprises his role).
Document 5: H. Lee Peterson: H. Lee Peterson is a veteran animation editor. His credits for Walt Disney Pictures include being an assistant editor for "The Little Mermaid", and the lead film editor for "Aladdin", "Pocahontas", "Dinosaur", "Home on the Range" and the short film "The Prince and the Pauper; starring Mickey Mouse".
Document 6: Ronnie del Carmen: Ronnie del Carmen (born December 31, 1959) is a Filipino animation writer, story artist, story supervisor and production designer. He co-directed the 2015 Pixar film "Inside Out", for which he was nominated for an Academy Award for Best Original Screenplay. He was the story supervisor on Pixar's tenth full-length computer-animated film, "Up", and directed its accompanying short film, "Dug's Special Mission".
Document 7: Bob Peterson (filmmaker): Robert "Bob" Peterson (born January 18, 1961) is an American screenwriter, animator, storyboard supervisor and voice actor who works at Pixar. He was hired at Pixar by Roger Gould in 1994 as an animator for commercials, before subsequently becoming an animator on "Toy Story" (1995). He was the co-director for "Up" (2009), in which he also voiced the characters Dug and Alpha. He was a co-writer on "Finding Nemo" (2003) and "Cars 3" (2017).
Document 8: Pete Docter: Peter Hans "Pete" Docter (born October 9, 1968) is an American film director, animator, screenwriter, producer and voice actor from Bloomington, Minnesota. He is best known for directing the animated feature films "Monsters, Inc." (2001), "Up" (2009) and "Inside Out" (2015) and as a key figure and collaborator at Pixar Animation Studios. "The A.V. Club" has called him "almost universally successful". He has been nominated for eight Oscars (two wins thus far for "Up" and "Inside Out" – Best Animated Feature), seven Annie Awards (winning five), a BAFTA Children's Film Award (which he won), and a Hochi Film Award (which he won). He has described himself as a "geeky kid from Minnesota who likes to draw cartoons."
Document 9: Andrew Stanton: Andrew Stanton (born December 3, 1965) is an American film director, screenwriter, producer and voice actor based at Pixar. His film work includes writing and directing Pixar's "A Bug's Life" (1998) (as co-director), "Finding Nemo" (2003), and "WALL-E" (2008), and the live-action film, Disney's "John Carter" (2012). He also co-wrote all three "Toy Story" films and "Monsters, Inc." (2001)
Document 10: Dug's Special Mission: Dug's Special Mission (2009) is a Pixar short CGI film, directed by Ronnie del Carmen. It is tied into and included on the DVD and Blu-ray Disc release of "Up", and Pixar Short Films Collection: Volume 2.
Document 11: Brian Fee: Brian Fee is an American storyboard artist, animator, prop designer and film director, working for Pixar. He made his directorial debut at the studio with the feature film "Cars 3" in 2017.
Document 12: Up (2009 film): Up is a 2009 American 3D computer-animated comedy-adventure film produced by Pixar Animation Studios and released by Walt Disney Pictures. Directed by Pete Docter, the film centers on an elderly widower named Carl Fredricksen (Ed Asner) and an earnest young "Wilderness Explorer" (a fictional youth group similar to the Boy Scouts) named Russell (Jordan Nagai). By tying thousands of balloons to his home, Carl sets out to fulfill his dream to see the wilds of South America and complete a promise made to his late wife, Ellie. The film was co-directed by Bob Peterson, with music composed by Michael Giacchino.
Document 13: Cars (film): Cars is a 2006 American computer-animated comedy-adventure film produced by Pixar Animation Studios and released by Walt Disney Pictures. Directed and co-written by John Lasseter, it is Pixar's final independently-produced motion picture before its purchase by Disney in May 2006. Set in a world populated entirely by anthropomorphic cars and other vehicles, the film stars the voices of Owen Wilson, Paul Newman (in his final acting role), Bonnie Hunt, Larry the Cable Guy, Tony Shalhoub, Cheech Marin, Michael Wallis, George Carlin, Paul Dooley, Jenifer Lewis, Guido Quaroni, Michael Keaton, Katherine Helmond and John Ratzenberger. Race car drivers Dale Earnhardt, Jr., Mario Andretti, Michael Schumacher and car enthusiast Jay Leno (as "Jay Limo") voice themselves.
Document 14: Cars 3: Cars 3 is a 2017 American 3D computer-animated auto racing sports comedy adventure film produced by Pixar and released by Walt Disney Pictures. Directed by Brian Fee, the screenplay was written by Kiel Murray, Bob Peterson and Mike Rich. The film is a sequel to "Cars" and a stand-alone sequel to "Cars 2". The returning voices of Owen Wilson, Bonnie Hunt and Larry the Cable Guy are joined by Cristela Alonzo, Chris Cooper, Armie Hammer, Nathan Fillion, Kerry Washington and Lea DeLaria, in addition to a dozen NASCAR personalities. In the film, Lightning McQueen sets out to prove to a new generation of high tech race cars that he is still the best race car in the world.
Document 15: Cars 3 (2009 film): Cars 3 is a 2009 action-comedy film directed by Bobby Hacker. It is based on Hacker's series of comedy videos entitled "Cars," which gained popularity after being posted to the comedy video website Funny or Die.
ground_truth: Pixar