Before graduating from NYC's Columbia College in 1969, Stoner began working as a session musician for artists like Don McLean, Pete Seeger, Tim Hardin and others.
Stoner has worked with a diverse range of artists, including: Link Wray, Chuck Berry, Ringo Starr, Roy Orbison, the Jordanaires, Levon Helm, Carl Perkins, Mick Ronson, Joni Mitchell, Roger McGuinn, Joan Baez, Danny Gatton, Lynn Anderson, Thommy Price, Doug Sahm, James Maddock, Pete Farndon, Topper Headon, Anton Fig, D.J.
Fontana, Howie Wyeth, Ed Sanders, Carlos Santana, Kinky Friedman, Gordon Lightfoot, Rick Danko, Tony Garnier, Larry Campbell, David Mansfield, Scarlet Rivera, Kenny Aaronson, Hank DeVito, Emmylou Harris, John Herald, Johnny Thunders, Robbie Robertson, Jack Elliott, Gary Chester, Hank DeVito, Ken Pine, Don Covay, Jerry Garcia, Michael Brecker, Chris Spedding, Timothy Schmitt, Dan Rothstein, Tommy Allsup, Jerry Foster, Arno Hecht, BJ Thomas, Bobby Chouinard, Allen Ginsberg, Gene Cornish, Robin Williams, Don Imus, the Del-Vikings, Charlie Gracie, Mark Mothersbaugh, Carter Cathcart, and many others.
Rob Stoner is featured in the Bob Dylan Rolling Thunder Revue Netflix film, directed by Martin Scorsese.
In his Rolling Thunder Logbook, playwright Sam Shepard describes Rob as "the brains behind the operation, grafting harmonies onto Dylan like a Siamese twin."