[1] After graduation, Guay became an illustrator at Marvel (2099 Unlimited) and landed numerous gigs at DC Comics and its Vertigo Imprint, like becoming the full-time penciller for Black Orchid and various work with Neil Gaiman's Sandman universe.

[3] Other TCG/RPG outfits she has been involved with include Dungeons & Dragons, White Wolf Publishing, Bella Sara and World of Warcraft Trading Card Game.

[1] Her other major clients include Topps, Dark Horse Comics, MTV Animation, Lucasfilm, Simon & Schuster, Scholastic, Barefoot Books and Houghton Mifflin.

[7] Guay's work won as Best in Show at Gen Con in 2004, and she was elected Best Artist in 2005 by InQuest Magazine's Fan Choice Awards.

[16] Guay's work on Sandman: The Book of Destiny was nominated for Eisner Award in 1998, and Flight of Angels for Vertigo was a 2013 YALSA pick.