Greg Marra is the guitarist and vocalist for the band Plenty Heavy based in Los Angeles, California. ​​

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Greg has performed and/or recorded with:

• Paul Gilbert (Racer X, Mr. Big, Solo)

• Bruce Bouillet (Racer X)

• Glen Sobel (Alice Cooper)

• Philip Bynoe (Steve Vai)

• Andrew Freeman (Last in Line)

• Bjorn Englen (Malmsteen, MacAlpine)

• Mike Hansen (Hurricane, George Lynch)

• Joey Heredia (Steve Lukather, Scott Henderson)

• Ray Luzier (Korn, David Lee Roth)

• Jimmy D'Anda (Bulletboys, Lynch Mob)

• Billy Sheehan (Winery Dogs, Mr. Big)