JOE SATRIANI
Joseph Satriani (born July 15, 1956) is an American instrumental rock guitarist and multi-instrumentalist. Early in his career, Satriani worked as a guitar instructor, with many of his former students achieving fame, such as Steve Vai, Larry LaLonde, Rick Hunolt, Kirk Hammett, Andy Timmons, Charlie Hunter, Kevin Cadogan, and Alex Skolnick; he then went on to have a successful solo music career. He is a 15-time Grammy Award nominee and has sold over 10 million albums, making him the biggest-selling instrumental rock guitarist of all time.
In 1988, Satriani was recruited by Mick Jagger as lead guitarist for his first solo tour. Satriani briefly toured with Deep Purple as the lead guitarist, joining shortly after the departure of Ritchie Blackmore in November 1993. He has worked with a range of guitarists during the G3 tour, which he founded in 1995. Satriani has been the guitarist for the supergroup Chickenfoot since joining the band in 2008.
Source : https://en.m.wikipedia.org/wiki/Joe_Satriani
STEVE VAI
Steven Siro Vai (/vaɪ/; born June 6, 1960) is an American guitarist, composer, singer, songwriter, and producer. He was voted the "10th Greatest Guitarist" by Guitar World magazine, and has sold over 15 million records. A three-time Grammy Award winner and fifteen-time nominee, Vai started his music career in 1978 at the age of 18 as a transcriptionist for Frank Zappa, and joined his band from 1980 to 1983. He embarked on a solo career in 1983 and has released eight solo albums to date. He has recorded and toured with Alcatrazz, David Lee Roth, Whitesnake, as well as having recorded with artists such as Mary J. Blige, Spinal Tap, and Ozzy Osbourne. Additionally, Vai has toured with live-only acts G3, Zappa Plays Zappa, the Experience Hendrix tour, as well as headlining international tours.
Vai has been described as a "highly individualistic player" and part of a generation of "heavy rock and metal virtuosi who came to the fore in the 1980s". The launch of the Ibanez JEM guitar developed and co-designed by Vai was described as the "exact moment the entire guitar landscape was reshaped". He also designed the first commercially produced seven-string guitar, the Ibanez Universe, which became popular among bands in various genres the 1990s, including nu metal, death metal, and progressive metal. He released his first solo album Flex-Able in 1984, while his most successful release, Passion and Warfare (1990), was described as "the richest and best hard rock guitar-virtuoso album of the '80s".
Source : https://en.m.wikipedia.org/wiki/Steve_Vai
YNGWIE MALMSTEEN
Yngwie Johan Malmsteen (/ˈɪŋveɪ ˈmɑːlmstiːn/; born Lars Johan Yngve Lannerbäck; 30 June 1963) is a Swedish guitarist and bandleader. Malmsteen first became known in the 1980s for his neoclassical metal playing style in heavy metal, and has released 20 studio albums in a career spanning almost 40 years. In 2009, Time magazine rated Malmsteen as among the 10 greatest electric guitar players of all time.
Source : https://en.m.wikipedia.org/wiki/Yngwie_Malmsteen
JOHN PETRUCCI
John Peter Petrucci (born July 12, 1967) is an American virtuoso guitarist, composer and producer. He is best known as a founding member of the progressive metal band Dream Theater. With his former bandmate Mike Portnoy, he produced all Dream Theater albums from 1999's Metropolis Pt. 2: Scenes from a Memory to 2009's Black Clouds & Silver Linings. He has been the sole producer of the band's albums released since Portnoy's departure in 2010. Petrucci was named as the third player on the G3 tour seven times, more than any other invited guitarist. Joel McIver's 2009 book The 100 Greatest Metal Guitarists ranks Petrucci second, after Dave Mustaine. He was also named as one of the "Top 10 Greatest Guitar Shredders of All Time" by GuitarOne magazine. In 2012, Petrucci was ranked the 17th greatest guitarist of all time by a Guitar World magazine reader's poll.
Source : https://en.m.wikipedia.org/wiki/John_Petrucci
ERIC JOHNSON
Eric Johnson (born August 17, 1954) is an American guitarist. His 1990 album Ah Via Musicom was certified platinum by the RIAA, and the single "Cliffs of Dover" won the Grammy Award for Best Rock Instrumental Performance.
Best known for his electric guitar skills, Johnson is also a highly proficient acoustic, lap steel, resonator, and bass guitarist, as well as an accomplished pianist and vocalist. He plays in many genres, including rock, blues, jazz fusion, soul, folk, new-age, classical, and country. Guitar Player magazine has called him "one of the most respected guitarists on the planet".