The Titan Series (aka Brendan Healy Series):
Habit
Survivors
Daybreak
Black Soul
Crime Thrillers / Police Prodecurals:
These can be read in any order. This is the order in which they were published (or will be):
Dark Web
Dark Kills
Gone
Buried Secrets (August 2017)
Run (November 2017)
A Moment of Violence (February 2018)
Tom Lange Series (aka Southwest Florida Crime Series):
Dead Gone
The Protector (coming soon)
Other
High Water [paranormal crime]
Gunplay [short story collection]