Michael C. Grumley

Michael C. Grumley is the author of the best-selling BREAKTHROUGH series, with over one million books sold to date. He lives in Northern California with his two young daughters. He’s an avid reader, runner and most of all father. He dotes on his girls every chance he gets.He is currently working on the next Monument book.
Cold Storage (The Revival Series, #2)

Cold Storage (The Revival Series, #2)

Michael C. Grumley

The Unexpected Hero (Evan, #2)

The Unexpected Hero (Evan, #2)

Michael C. Grumley

Ripple (Breakthrough, #4)

Ripple (Breakthrough, #4)

Michael C. Grumley

Catalyst (Breakthrough, #3)

Catalyst (Breakthrough, #3)

Michael C. Grumley

Leap (Breakthrough, #2)

Leap (Breakthrough, #2)

Michael C. Grumley

Breakthrough (Breakthrough, #1)

Breakthrough (Breakthrough, #1)

Michael C. Grumley

Through the Fog (Evan, #1)

Through the Fog (Evan, #1)

Michael C. Grumley

Amid the Shadows

Amid the Shadows

Michael C. Grumley

The Last Monument (Monument #1)

The Last Monument (Monument #1)

Michael C. Grumley

Mosaic (Breakthrough, #5)

Mosaic (Breakthrough, #5)

Michael C. Grumley

Deep Freeze (The Revival Series, #1)

Deep Freeze (The Revival Series, #1)

Michael C. Grumley

The Desert of Glass (Monument #2)

The Desert of Glass (Monument #2)

Michael C. Grumley

Echo (Breakthrough #6)

Echo (Breakthrough #6)

Michael C. Grumley