Welcome to Keystone Literary Agency

Connecting Great Books with the World.

We partner closely with authors to bring compelling books to market, build enduring careers, and connect unforgettable stories and ideas with readers around the world.

Founded by former Penguin, Guideposts Books, and Amazon Publishing editor Lindsay Guzzardo, Keystone combines editorial expertise, strategic representation, and deep industry relationships to champion books with broad readership potential.

Lindsay has represented a diverse range of bestselling and acclaimed authors and projects, including:

Why "Keystone"?

Founded in Pennsylvania—the Keystone State—the agency's name also reflects the role a literary agent plays: strengthening the connection between author and publisher. That philosophy is embodied in our motto: "Connecting Great Books with the World."