Previous hosts of The Edge's breakfast show include Nickson Clark, Eli Matthewson, Dom Harvey, Jay-Jay Feeney, Mike Puru, Jason Reeves, Martin Devlin, Malcolm Paul, Brian "Butt Ugly Bob" Reid, and Jesse Mulligan.

Previous hosts of The Edge's drive show include, Sharyn Casey, Nickson Clark, Jayden King, Jono Pryor, Ben Boyce, Guy Williams, Clint Roberts, Carl "Fletch" Fletcher, Vaughan Smith, Megan Sellers, Chang Hung, Alex Behan, Iain Stables, Blair Dowling, Jason Reeves, Jay-Jay Feeney, and Brian "Butt Ugly Bob" Reid.

Previous hosts of The Edge's night show include Sean Hill, Haylee Clarke, Marty Heheworth, Steph Monks, Guy Mansell, Sam Robertson, Brad Watson, Sharyn Casey, Carolyn Taylor, and Mike Puru.

[22] Other weekend slots (after 10 am on Saturdays and 9 am on Sundays) are usually filled by such presenters as Fin Robertson, Raynor Perreau, Luka Campbell, Jesse Williamson, Warwick, Mel and Sean Hill.

Starting as Summer Jam, the concert series grew significantly over the years, featuring a steadily increasing number of international acts.

The first Summer Jam took place in Hamilton, Wellington and Christchurch in 2001 and featured Zed, Stellar*, Breathe, Garageland and international act Killing Heidi.

The second Summer Jam in 2002 featured Silverchair as the international act and New Zealand bands The Feelers, Tadpole, Che Fu and Rubicon.In 2003, with The Edge now broadcasting in Auckland the city became a venue alongside Hamilton, Wellington and Christchurch with Good Charlotte playing alongside Taxi Ride, Zed, Nesian Mystik, Rubicon, Carly Binding and Elemeno P.[26] Summer Jam was rebranded to Edgefest in 2004.

It featured performances from Shihad, Alien Ant Farm and Yellowcard playing with Elemeno P, The Feelers, Scribe, Blindspott, Zed, Che Fu and the Krates, Nesian Mystik, and Steriogram.

It included performances from Chingy, Blindspott, The Feelers, P-Money, Steriogram, Fast Crew, 48 May, Dei Hamo, Misfits of Science, Savage and Goodnight Nurse.

It featured performances from P.O.D., Presidents of the United States of America, Matafix, The Living End, Thirsty Merc and Elemeno P, Nesian Mystik, Frontline, Savage Feat.