Question: Are Fake Problems and Starset both American bands?

Context paragraphs:
G.a.s. Drummers: G.a.s. Drummers was a melodic hardcore band formed in Jerez de la Frontera, Spain at the end of 1997 by three teenagers who stood out from their other students due to their colourful hair dies and their taste in the california punk rock bands such as Bad Religion, Operation Ivy, NOFX, Lagwagon, The Descendents etc.  Original members from other small local bands Dani Llamas (guitar and vocals), Pakomoto (Bass and vocals) and Rafa Camison (Drums) started playing together and composing their own music and after one year of sending demos around the country they got put as the opening act for Swedish Punk Rock band Randy on their Spanish tour.  A tour that took the band through the whole country helping a lot of Spanish kids discover that there were actually Spanish bands capable of sounding as good as some of their favorite American bands.  This lead immediately the band to sign to a young record label called Slide Chorus Records a young emerging record label from Madrid which would start releasing albums for other Spanish Punk Rock bands.  This first release titled Proud To Be Nothing hit the streets at the end of 1999 and was presented on their first European tour which covered Spain, Great Britain, France and the Netherlands amongst Spanish punk rock legend[P.P.M.

Fake Problems: Fake Problems is a four-piece indie rock from Naples, Florida.  They released their first full-length album, "How Far Our Bodies Go", on Sabot Productions on April 27, 2007.  Their second record, "It's Great to Be Alive", was released through Side One Dummy Records on February 17, 2009.  Their third record "Real Ghosts Caught On Tape" was released September 21, 2010, also on Sideonedummy.  They are currently on an indefinite hiatus.

Florida Doesn't Suck: Florida Doesn't Suck is a split extended play by Floridian indie outfits, Fake Problems and You Blew It! .

Chris Farren (punk musician): Chris Farren (born April 29, 1986) is an American musician known for his work in the bands Fake Problems and Antarctigo Vespucci, as well as solo work.  He released an album of all-original Christmas Songs titled "Like A Gift From God Or Whatever" in 2014.  In 2016, Farren released his debut solo album, "Can't Die", through SideOneDummy Records.

Real Ghosts Caught on Tape: Real Ghosts Caught On Tape is the third full-length album from the rock band Fake Problems.  It released on September 21, 2010 and is their second release for Side One Dummy since joining the label in November 2008.  The song Soulless was used in an Android Application commercial.

It's Great to Be Alive (album): It's Great to Be Alive is the second full-length album from indie-punk band Fake Problems.  It was released February 17, 2009 and is their first for Side One Dummy since joining the label in November 2008.

Starset: Starset is a rock band from Columbus, Ohio, United States, formed by Dustin Bates in 2013.  They released their debut album, "Transmissions", the following year and their second album, "Vessels", on January 20, 2017.  The band has found success in expanding the ideas of their concept albums through social media and YouTube, with the band generating over $230,000 in revenue from views from the latter as of November 2016.  Their single "My Demons" had accumulated over 280 million Youtube views in the same time period.  Their most commercially successful song, "Monster", peaked at number 2 on the "Billboard" US Mainstream Rock Songs chart in May 2017.

Later Days: The band was formed by lead singer Mike Wassef in 2001 in Naples, FL.  For the 3 years, they released numerous demos and played shows throughout South Florida, many with good friends and contemporaries Fake Problems.  This period culminated with the release of "I've Got My Fingers Crossed, But I'm Not Holding My Breath" in 2003, which was recorded at Skylab Studios in Gainesville, FL and Produced by Maharamzeez and John Faratzis

Antarctigo Vespucci: Antarctigo Vespucci is an indie rock band composed of Chris Farren of Fake Problems and Jeff Rosenstock of Bomb the Music Industry.

The Knew: The Knew is an American rock and roll band from Denver, CO consisting of Jacob Hansen (guitars, vocals), Tim Rynders (bass), Tyler Breuer (guitars), and Andy Thomas (drums).  The group takes influences from such acts as The Rolling Stones, The Clash, Dillinger Four, The Replacements, and My Morning Jacket.  The Knew has shared the stage with numerous national acts such as Cold War Kids, Deer Tick, Titus Andronicus, Afghan Whigs, Fake Problems, Manchester Orchestra, Slim Cessna's Auto Club and has appeared at such festivals as South by Southwest, CMJ Music Marathon, Mile High Music Festival and the Monolith Festival.  The band is renowned for their high energy performances and being front row boys.

Supporting paragraphs: Fake Problems Starset
Answer: yes