The Annihilation Score: A Laundry Files novel

The Atrocity Archives: Book 1 in The Laundry Files

The Nightmare Stacks: A Laundry Files novel

The Apocalypse Codex: Book 4 in The Laundry Files

The Fuller Memorandum: Book 3 in The Laundry Files

The Delirium Brief: A Laundry Files Novel

The Rhesus Chart: A Laundry Files novel

The Labyrinth Index: A Laundry Files Novel

Season of Skulls: Book 3 of the New Management, a series set in the world of the Laundry Files

Empire Games: Volume 1

Quantum of Nightmares: Book 2 of the New Management, a series set in the world of the Laundry Files

Dark State

Empire Games: A Tale of the Merchant Princes Universe

Invisible Sun

Invisible Sun: Empire Games: Book Three

Dark State: A Novel of the Merchant Princes Multiverse (Empire Games, Book II)

Dead Lies Dreaming: Book 1 of the New Management, A new adventure begins in the world of the Laundry Files

The Revolution Trade: The Revolution Business and The Trade of Queens

The Bloodline Feud: The Family Trade and The Hidden Family