If You Liked The Lightning Thief

Author Book Title
Abbot, Tony The Forbidden Stone (first in a series)
Abouzeid, Chris Anatopsis
Armstrong, Kelley Loki's Wolves
Boylan, Jennifer Falcon Quinn (series)
Childs, Tera Lynn Sweet Venom (shelved in Young Adult)
Colfer, Eoin Artemis Fowl (series)
Collins, Suzanne Underland Chronicles (series)
Coville, Bruce Juliet Dove, Queen of Love
Farmer, Nancy Sea of Trolls (first in trilogy)
Gaiman, Neil Odd and the Frost Giants
Gibbs, Stewart The Last Musketeer (first in a series)
Golding, Julia Companion Quartet (series)
Haig, Matt Samuel Blink and the Forbidden Forest
Hennesy, Carolyn Pandora (series)
Holub, Joan Heroes in Training (series)
Johnson-Shelton, Nils The Invisible Tower
Jones, Diana Wynne The Game
Kerr, Philip The Akhenaten Adventure (first in a series)
LaFevers, R.J. Theodosia and the Serpents of Chaos (first in a series)
Landy, Derek Skulduggery Pleasant (series)
Lee, Stan Convergence (first in series)
Lerangis, Peter The Colossus Rises (first in a series)
Mebus, Scott The Gods of Manhattan (trilogy)
Mull, Brandon Fablehaven (series)
Nix, Garth The Trouble Twisters (series)
O'Hearn, Kate Pegasus (series)
Paterson, James Maximum Ride (series) (shelved in Young Adult)
Richards, Jasmine The Book of Wonders
Riordan, Rick The Heroes of Olympus (series)
The Kane Chronicles (series)
Magnus Chase and the Gods of Asgard (series)
Rollins, James Jake Ransom and the Skull King's Shadow
Sands, Kevin The Blackthorn Key
Scott, Michael The Secrets of the Immortal Nicholas Flamel (series)
Ursu, Anne The Cronus Chronicles (series)
Yep, Laurence City (trilogy)