Tipping Point: Action-Adventure Thriller (Unabridged)
2015
Vaporized: Apocalyptic-Adventure Thriller (Unabridged)
2015
The Galileo Project: Countdown: Sci-Fi Conspiracy Thriller, Part 2: Robert Spire Thriller, Book 7 (Unabridged)
2024
Crypto: Robert Spire Thriller, Book 5 (Unabridged)
2024
The Galileo Project: Sci-Fi Conspiracy Thriller - Part 1: Robert Spire Thriller, Book 6 (Unabridged)
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Cataclysm of the Ancients: Spire Novel, Book 4 (Unabridged)
2024