Maynard James Keenan (born James Herbert Keenan; April 17, 1964), often referred to by his initials MJK, is an American singer, songwriter, musician, record producer, actor, and winemaker.
 He is best known as the vocalist for the alternative rock bands Tool, A Perfect Circle, and Puscifer.
is an American band formed in Los Angeles by Maynard James Keenan, known as the lead singer of the bands Tool and A Perfect Circle.
 As Keenan is the only permanent member, he considers the project to be his "creative subconscious."
 In light of this, Puscifer is considered a pseudonym for his solo work.
A Perfect Circle is an American rock supergroup formed in 1999 by guitarist Billy Howerdel and Tool vocalist Maynard James Keenan.
 A Perfect Circle has released three albums: their debut "Mer de Noms" in 2000, a follow up, "Thirteenth Step" in 2003, and an album of radically re-worked cover songs titled "Emotive" in 2004.
 Shortly after "Emotive"' s release, the band went into hiatus while Keenan returned to Tool and starting up solo work in the form of the band Puscifer, and Howerdel releasing a solo album, "Keep Telling Myself It's Alright", under the moniker Ashes Divide.
 Band activity was sporadic in the coming years; the band reformed in 2010, and played live shows on and off between 2010 and 2013, but fell into inactivity after the release of their greatest hits album, "Three Sixty", and a live album box set, "" in late 2013.
 However, in 2017, the band returned to touring and announced plans to record and release a fourth studio album under a new record label, BMG Rights Management, between late 2017 and early 2018.
Tool is an American progressive metal band from Los Angeles, California.
 Formed in 1990, the band originally featured vocalist Maynard James Keenan, guitarist Adam Jones, bassist Paul D'Amour and drummer Danny Carey, although D'Amour was replaced by Justin Chancellor in 1995.
 The group released its first demo "72826" in 1991, which credited all four band members for songwriting. "
Opiate" was issued the following year, which featured re-recorded versions of "72826" tracks "Cold and Ugly", "Hush" and "Part of Me", as well as a live version of "Jerk-Off".
 The band released its debut full-length album "Undertow" in 1993, which once again credited all four band members for songwriting.
 The album also featured a contribution by former Black Flag and then-Rollins Band frontman Henry Rollins, who performed additional vocals on "Bottom".
"V" Is for Vagina is the debut studio album by Maynard James Keenan's side project Puscifer, released on  30, 2007 (2007--) .
 The album features a significantly different, electronic sound and arrangements than Keenan's other bands: the progressive Tool and alternative A Perfect Circle.
 Keenan himself compared the sound of ""V" Is for Vagina" to "driving around in your car listening to those old Motown hits, James Brown, and cool R&B stuff". "
"V" is for Vagina" has sold 112,000 copies.
The discography of American alternative rock supergroup A Perfect Circle consists of three studio albums, two compilation albums, one extended play, one video album, nine singles, one promotional single and ten music videos.
 A Perfect Circle is the brainchild of Billy Howerdel.
 After hearing demos of Howerdel's music, Maynard James Keenan, the lead singer of Tool, offered his services as vocalist.
 Howerdel agreed, and the band formed in 1999.
 They were then joined by bassist/violinist Paz Lenchantin, guitarist Troy Van Leeuwen, formerly of Failure, and drummer Tim Alexander, formerly of Primus.
 Soon after entering the studio to record their first album, Alexander was replaced by Josh Freese of The Vandals. "
Mer de Noms" was released in May 2000, selling 188,000 copies its debut week.
 The band embarked on a number of headlining tours all over the world to promote the album which was certified gold by the Recording Industry Association of America (RIAA) one month after its release, and platinum just four months later.
Blood into Wine is a 2010 documentary film about the Northern Arizona wine industry focusing on Maynard James Keenan and Eric Glomski and their Caduceus brand wine.
 It was released in February 2010 theatrically and on DVD and Blu-ray in September 2010.
 A soundtrack featuring remixes of Keenan's band Puscifer heard in the film was released, called "Sound into Blood into Wine".
Maynard James Keenan is best known as the lead singer of rock bands Tool, with whom he has recorded four studio albums and earned two Grammy Awards, and A Perfect Circle, with whom he has recorded three studio albums.
 Puscifer, a side project created by Keenan, has released three studio albums.
Tool is an American rock band from Los Angeles, California.
 Formed in 1990, the group's line-up includes drummer Danny Carey, guitarist Adam Jones, and vocalist Maynard James Keenan.
 Justin Chancellor has been the band's bassist since 1995, replacing their original bassist Paul D'Amour.
 Tool has won three Grammy Awards, performed worldwide tours, and produced albums topping the charts in several countries.
Conditions of My Parole is the second studio album by Puscifer.
 The album was produced by Maynard James Keenan, Mat Mitchell and Josh Eustis.
 Contributing musicians for the album include the aforementioned Keenan, Mitchell, and Eustis as well as Carina Round, Juliette Commagere, Matt McJunkins, Jeff Friedl, Gil Sharone and Rani Sharone, Jonny Polonsky, Tim Alexander, Devo Keenan, Alessandro Cortini, Tanya O'Callaghan, Sarah Jones, and Jon Theodore.

Question: In which state was this 1990 alternative band fronted by Maynard James Keenan founded?
Answer: California