Brian Marquis’s Net Worth, Education, Family & Career

Brian Marquis is the man behind the happening and energetic tours of the pop sensation Billie Eilish. He has worked with Eilish since her first tour as her tour manager. The musician turned tour manager has more than twenty years of experience and was part of many well-known festivals and events like Coachella.

Besides working as a tour manager, Marquis is also an artist himself. He released his Blood & Spirits album in 2014 and established himself as a singer and songwriter. Before debuting as a singer, he traveled the roads with the band Therefore I Am, a post-hardcore band as its guitarist.

Biography & Wiki Quick Summary

Popular NameBrian Marquis
Real NameBrian Marquis
Date of birthMay 1, 1981
Age43 years old
Place of birthBoston, Massachusetts, USA
HometownNew England, USA
FatherNot disclosed
MotherGail Lavoie
Brother(s)Shawn Marquis and Gregory Marquis
SpouseBrianne Grebil
OccupationMusician and Tour Manager
Net worth3 Million USD
Height5 ft 8 in (172 cm)
Weight96 kg
Hair colorBlack
Eye colorBrown
Instagram idbrianmarquis

Brian Net Worth

Marquis has been earning ever since he was a teenager by performing in bands.

Even when he grew up, he made a successful career as a tour manager. He now works for Billie Eilish, one of the renowned singers.

His current job has allowed him a luxurious life and a net worth of 3 million USD.

Brian Personal Life and Family

Marquis was born in Boston in Massachusetts but grew up moving from Boston to Northwest Hills in Connecticut.

He has not disclosed the identity of his father, but he is very open about his mother, Gail, and his brothers, Shawn and Gregory. Shawn is a furniture craftsman, while Gregory is also a musician.

Marquis is very close to his family and spends many holidays with them.

Besides his family, he is also close to his client, Billie Eilish. He has been working with her for quite some time and has developed a genuine relationship.

In one of his interviews, he shared about an incident. He shared that he still remembers during one tour, Eilish injured her ankle, and he carried her to the hotel on his back.

Brian Wife and Relationship

Marquis has been married to his beautiful wife, Brianne Grebil, since 2018. The couple first started dating in 2016 and has been together since then.

While Marquis chose the music industry as his passion, his wife loves finance and taxes. She gives online workshops and classes related to tax and finance management.

The couple has been married for more than three years now and has a great life together. They don’t have a child yet, but we can expect little Marquis in the future.


The 43 year-old musician turned tour manager has yet to share about his academic background and educational qualification.

So, no one knows anything about the institutions he had attended or how far he has studied.

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Marquis started his musical career at a very young age when he was still a teenager. He joined many bands and played different instruments for them when he was just thirteen.

He was also part of Therefore I Am, a post-hardcore band, and toured as its guitarist.

With the band, Marquis had many successful tours. He also learned valuable lessons that he used to set his present career.

Despite the success, the band broke up, and Marquis moved to LA to start fresh.

In LA, he met Kevin Lyman, the founder of Warped Tour. He had to earn his living, so he presented his idea of an all-acoustic stage to Kevin. Kevin became impressed and hired him as the stage producer. 

With the Warped Tour, Marquis worked with different artists in different venues. He even was part of many music festivals like Coachella.

While still working as a tour manager, he tried his luck as a singer and songwriter.

He tried his skills in folk, American whiskey, and other genres and released his album Blood & Spirit in 2013. He also released an EP. It had voices from many guest artists like Dough Green, Vinnie Caruana, etc.

The talented musician was still working with Warped Tour till this moment. However, he left once he started working with Billie Eilish.

He was the tour manager for the first tour for Eilish, and to this day, he continues doing the same.

Marquis is good at his job as tour manager as he grew up around bands. So, he knows the drill behind selling tickets, booking venues, making sure there is payment, etc., and has more than twenty years of experience.

He loves his job and loves working for Eilish. During the tours, he meets some legends from the 90s, like Dave Grohl, who visit because they have children who are fans of Eilish.