 Revolution of Mind Lead vocals, songwriter, keyboards, percussion, producer |  Corridors Lead vocals, songwriter, keyboards, producer |  Defying Gravity Lead vocals, songwriter, keyboards, producer |
 Windows of Heaven Lead vocals, songwriter, keyboards, percussion, producer |  Mastedon: Lofcaudio Lead vocals, songwriter, keyboards, producer |  Mastedon: It’s a Jungle Out There! Lead vocals, songwriter, keyboards, producer |
 Kansas: The Best of Kansas New song, “Perfect Lover” Lead vocals, songwriter, keyboards, guitar, bass, drums, producer |  Kansas: Drastic Measures Lead vocals, songwriter, keyboards |  Kansas: Vinyl Confessions Lead vocals, songwriter, keyboards |
Other Credits
- 1983: Arcade Patrick Simmons (Vocals, Background Vocals)
- 1984: Time Line Kerry Livgren AD (Percussion, Vocals)
- 1985: Anywhere You Go David Pack (Background Vocals)
- 1985: St. Elmo’s Fire Original Soundtrack (Arranger, Keyboards, Producer)
- 1986: Back to the Street Petra (Keyboards, Background Vocals, Producer, Engineer)
- 1987: This Means War Petra (Keyboards, Background Vocals, Producer, Engineer)
- 1987: Atomic Arena Barren Cross (Keyboards, Vocals, Producer)
- 1987: Voices Various Artists (Keyboards, Producer)
- 1989: How Long Michael Thompson Band (Vocals)
- 1989: Petra Praise The Rock Cries Out Petra (Background Vocals, Engineer, Assistant Producer)
- 1989: State of Control Barren Cross (Keyboards, Vocals, Producer, Engineer)
- 1990: Beyond Belief Petra (Arranger, Background Vocals, Producer, Engineer)
- 1990: Ultimate Metal, Vol. 2 Various Artists (Producer)
- 1991: Fire & Love Guardian (Keyboards, Engineer)
- 1991: Heaven Calling Heavenly Angelic Light Orchestra (Composer, Keyboards, Background Vocals, Producer)
- 1991: Peace Treaty X-Sinner (Bass, Percussion, Tambourine, Background Vocals, Producer, Engineer, Shaker, Cowbell, Mixing)
- 1991: Petrafied! The Very Best of Petra Petra (Producer, Engineer)
- 1991: Portrait of a Spirit Various Artists (Composer, Vocals, Producer, Engineer, Mixing)
- 1991: Rock Power Praise, Vol. 2 Christmas Hymns Various Artists (Producer, Engineer, Performer)
- 1991: Within Reach Rick Cua (Keyboards, Background Vocals, Producer, Engineer, Performer, Mixing)
- 1992: Battle Cries The Brave (Arranger, Lyricist, Producer, Engineer, Liner Notes)
- 1992: Decade Kerry Livgren (Background Vocals)
- 1992: Dream of a Lifetime Kelli Reisen (Producer, Engineer)
- 1992: En Alabanza Petra (Engineer, Assistant Producer)
- 1992: Heaven’s Metal Collection, Vol. 2 Various Artists (Producer)
- 1992: No Compromise Remembering the Music of Keith Green Various Artists (Background Vocals)
- 1992: Pop Pie in the Sky Various Artists (Producer)
- 1992: Rock Power Praise, Vol. 3 Traditional Gospel Hymns Various Artists (Arranger, Producer, Mixing)
- 1992: Serius Bizness J.C. Crew (Producer, Executive Producer)
- 1992: Start the Car Jude Cole (Background Vocals)
- 1992: Unseen Power Petra (Arranger, Producer, Engineer)
- 1993: Angel in Your Eyes Lisa Daggs (Keyboards, Programming, Background Vocals, Producer, Engineer, Mixing)
- 1993: Fear Not Fear Not (Background Vocals, Producer, Engineer)
- 1993: Hello Forever Scott Springer (Keyboards, Background Vocals, Producer, Engineer)
- 1993: Kingdom of Desire Toto (Background Vocals)
- 1993: Le Voyage Sandi Patti (Vocals)
- 1993: Miracle Mile Guardian (Organ, Piano, Producer, Engineer)
- 1993: Operation Angel Wings Various Artists (Vocals)
- 1993: Rock Pie in the Sky Various Artists (Producer)
- 1993: Soak Your Brain Lovewar (Producer, Engineer)
- 1994: Cross My Heart Greg Long (Arranger, Keyboards, Producer, Engineer, Mixing)
- 1994: Trust The Brave (Keyboards, Producer)
- 1995: My Utmost for His Highest Various Artists (Keyboards, Producer, Performer)
- 1995: No Doubt Petra (Keyboards, Producer)
- 1995: One Love Jonathan Pierce (Arranger, Keyboards, Programming, Background Vocals), Producer, Drum Programming)
- 1995: Petra Means Rock Petra (Arranger, Keyboards, Background Vocals, Producer, Engineer)
- 1995: Petraphonics Petra (Producer, Engineer, Musician)
- 1995: Power Praise Petra (Producer, Engineer)
- 1995: Rock Block Petra (Producer)
- 1996: WOW 1996 The Year’s 30 Top Christian Artists and Son Various Artists (Producer)
- 1996: Days of Grace Greg Long (Arranger, Keyboards, Programming, Background Vocals, Producer)
- 1996: Love Is the Bottom Line Lisa Daggs (Background Vocals, Producer, Engineer)
- 1996: My Utmost for His Highest The Covenant Various Artists (Keyboards, Producer)
- 1996: This Is How I Feel Nouveaux (Arranger, Keyboards, Producer)
- 1996: WOW 1997 The Year’s 30 Top Christian Artists and Son Various Artists (Producer)
- 1997: Colors of Truth Jeni Varnadeau (Producer)
- 1997: Jesus Experience Bride (Producer)
- 1997: Petra Praise, Vol. 2 We Need Jesus Petra (Vocals, Background Vocals, Producer)
- 1997: WOW 1998 30 Top Christian Artists & Songs Various Artists (Producer)
- 1997: God Fixation Petra (Background Vocals)
- 1998: In the Light Various Artists (Performer)
- 1998: Jesus Saves Greg Long (Background Vocals, Producer)
- 1998: Never Be the Same The Truth (Producer)
- 1998: No Hesitation Jeni Varnadeau (Vocals, Producer)
- 1998: Oddities Bride (Vocals, Producer)
- 1998: Scrub Mayfair Laundry (Producer)
- 1998: Shelter Me Nikki Leonti (Keyboards, Programming, Producer, Performer, Sequencing)
- 1998: Way Home Wayne Watson (Vocals)
- 1998: Yeaterday & Today Michael Redman (Arranger)
- 1999: Believe It Various Artists (Performer)
- 1999: Double Take Petra (Recorder, Vocals, Background Vocals, Producer, Vocal Engineer)
- 1999: No Place Like Home Scarecrow & Tinmen (Producer)
- 1999: Still Waters Say So (Tambourine)
- 2000: Aurora Aurora (Producer)
- 2000: Best of 2000 Dove Award Nominees & Winners Various Artists (Performer)
- 2000: Celebration of Voices Great Choirs of America Various Artists (Producer)
- 2000: Change Sierra (Vocals, Producer, Engineer, Vocal Arrangement)
- 2000: Dreamer’s Heart Kimber Leigh Mowery (Producer)
- 2000: Letting Go The Darins (Producer, Vocal Arrangement, Vocal Engineer)
- 2000: Postcard From Mexico Nikki Leonti & Darins (Producer)
- 2000: Superhero Scarecrow & Tinmen (Keyboards, Producer, Assistant Engineer)
- 2000: Tracing His Hand Jeni Varnadeau (Background Vocals, Producer)
- 2000: Vestal & Friends, Vol. 2 Vestal Goodman (Performer)
- 2000: WOW Gold Various Artists (Producer)
- 2001: Bigger Than Us Aurora (Producer, Engineer)
- 2001: Hits Dominic Chianese (Producer)
- 2001: Nikki Leonti Nikki Leonti (Producer)
- 2001: Not Just Any Other Day Various Artists (Producer)
- 2001: Stronger Natalie Grant (Background Vocals, Producer)
- 2001: Word Gold Five Decades of Hits Various Artists (Producer)
- 2002: If You Only Knew Prymary Colorz (Producer)
- 2002: Pass the Love Larnelle Harris (Background Vocals)
- 2002: Still Means War! Petra (Producer)
- 2003: AJA AJA (Producer)
- 2003: Power of Praise Petra (Producer)
- 2003: Soak Rachel Farris (Producer)
- 2005: Glory Train The Lost Sessions Pat Boone (Vocals)
- 2006: Fool’s Paradise Monday Morning (Producer, Executive Producer)
- 2006: Praise Collection Petra (Producer)
- 2006: Proof Positive Cross Culture (Background Vocals, Producer, Executive Producer)
- 2006: Taste the Sky Dalton (Executive Producer)
- 2006: Three Seconds to Gaze Homeless J (Producer)
- 2006: Ultimate Collection Petra (Producer)
- 2006: Very Best Of Bride (Producer)
- 2007: Definitive Collection Guardian (Producer)
- 2007: Definitive Collection Greg Long (Producer)
- 2007: Definitive Collection Petra (Producer)
- 2007: Rock Power Praise, Vol. 1 The Hymns Various Artists (Performer)
Video
Official
- Solo: Pass the Flame
- Solo: Eyes of My Heart
- Solo: This is What Love is
- Solo: We Need Jesus
- Kansas Everybody’s My Friend
- Kansas Fight Fire with Fire
- Kansas Play the Game
- Kansas Windows
Live
- Kansas: Paradox
- Kansas: Play the Game Tonight
- Kansas: Windows
- Kansas: Dust in the Wind
- Kansas: Chasing Shadows
- Kansas: Hold On
- Kansas: Diamonds and Pearls
- Kansas: Portrait
- Kansas: Mysteries and Mayhem
- Kansas: Sparks of the Tempest
- Kansas: No One Together
- Mastedon: “Islands in the Sky” and “Right Hand”
Connections