dcTALK - Jesus Freak, Between You and Me, Say The Words,
         Consume me, Mind's Eye, What Have We Become,
         Red Letters, Socially Acceptable, Love Is a Verb,
         So Help Me God, Wanna Be Loved, Sugar Coat It,
​         Like It Love It Need It, Jesus Is Still Alright, Time Is,
​         Day By Day, Dive, Fearless, Godsend, The Truth,
         Since I Met You, Into Jesus, Supernatural
JACI VELASQUEZ - If This World, Un Lugar Celestial, 
         Shelter, Baptize Me, We Can Make a Difference, Tango, 
         We  Will Overcome, Show You Love, Speak For Me,
         Paper Tigers, Vaya con Dios, God Loves You, Escuchame,
         You're Not There, Dueno de mi Corazon, Love Out Loud,
         Center of Your Love, You Don't Miss a Thing, My Alleluia,    
         Weightless, Likely Story, Into the Light Again
ANOINTED - Under the Influence, Revive Us, Great I Am, 
         It's a Matter of Love, Gotta Love It, Get Ready, Do,
         A Time for Everything
TAIT - Numb, Reconnecting, Free Will, Child, Runaway,
          Heartache, Lose This Life, God Can You Hear Me?, Wait
JOHN SCHLITT - Inside of You, We Worship You, 
          I Killed a Man, God Is Too Big, Wake the Dead
NICOL SPONBERG - Resurrection, Hallelujah, Jacob's Well,
          Not You Again, The Spirit In Me
LISA BEVILL - Falling Off the Face of the Earth, My Freedom,
          Love Oughta Be, Chaperone, Second Chance, 
          It's Gonna Be Worth It, Alone In Love, I Took A Tumble
STACIE ORRICO - Don't Look At Me, Stay True, Confidant 
4HIM - Love Boomerang, I Know You Now
CLAY CROSSE - If It's Gonna Take A Miracle, 
          Stained Glass Window, Waving a White Flag
          Sold Out Believer, Something's Missing
VAPOR - Enter Your Gates, Adonai, Kiss the Son, Vapor,
          Raise Your Hands, A Living Sacrifice, Dying To Myself,
          My Exodus, Reveal Yourself, The Amen
GALEN CREW - Princess, Smiling Down On Me, Light,
​          Midsummer Night, Messenger, Til Love Is All, Whatever Is 
          Lovely, Dig a Hole To China
VOICES OF HOPE - In God We Trust
VAPOR, feat. MARC MARTEL - No More Hurting People
MICHAEL W. SMITH - I Wanna Tell the World
JASON GRAY - Into the Mystery
MARC MARTEL - Up In the Air     AVALON - Give It Up
ZOE GIRL - Dead Serious                KATINAS - Sing Me A Song
BREANNE DüREN - Dizzy, Dear Adelaide, Starstruck Fiction,
​          Where We Are, Sign of Life, If You Ever Fall
RYAN DANIEL - Battle Cry
PERRY SPRINGMAN - Chimichanga, 3 Minute Cleanup,
           Unh Uh No Way, My Ukelele, Me and Buddy, 
           Why Does the World Have Slivers, Bouncy Bouncy,
​           Mommy and Daddy, Happy Beach, Sleepy Head
AFTON - Stargazer, West Coast, Kingdom, Get Somewhere, Bad 
           News, You Won't Get There, You Need Love
PRISM SERIES  - 1986-1991
dcTALK  NuThang - 1990
MORGAN CRYAR  Kingdom Upside Down - 1990
4HIM  Face the Nation - 1991
LISA BEVILL  My Freedom - 1992
MICHAEL W. SMITH  Change Your World - 1992
dcTALK  Free At Last - 1993
CARMAN  The Standard - 1993
HOKUS PICK  Brothers From Different Mothers - 1994
dcTALK  Jesus Freak - 1995
ANOINTED  The Call - 1995
CHRISTAFARI  Soulfire - 1995
JOHN SCHLITT  Shake - 1995
JACI VELASQUEZ  Heavenly Place - 1996
ANOINTED  Under the Influence - 1996
JOHN SCHLITT  Unfit for Swine - 1996
CLAY CROSSE  Stained Glass - 1997
JACI VELASQUEZ  Jaci Velasquez - 1998
TOUCHED BY AN ANGEL  The Album - 1998
MICHAEL W. SMITH  Live the Life - 1998
dcTALK  Supernatural - 1998
JACI VELASQUEZ  Llegar a Ti - 1999
ANOINTED  Anointed - 1999
STACIE ORRICO  Genuine - 2000
JACI VELASQUEZ  Crystal Clear - 2000
4HIM  Walk On - 2001
STACIE ORRICO  Christmas Wish EP - 2001
JACI VELASQUEZ  Mi Corazon - 2001
TAIT  Lose This Life - 2003
NICOL SPONBERG  Resurrection - 2004
CHARITY  Tears Will End - 2004
ZOE GIRL  Room To Breathe - 2005
ANOINTED  Now Is The Time - 2005
DOWNHERE  Wide-Eyed and Mystified - 2006
JACI VELASQUEZ  Love Out Loud - 2008
DIAMOND RIO  The Reason - 2009
VAPOR  A Worship Opera - 2009
NEWSBOYS  Born Again - 2010
DOWNHERE  On the Altar of Love - 2011
JEFF DEYO  Moving Mountains - 2012
GALEN CREW  Better Than A Fairy Tale - 2012
BREANNE DüREN Gem - 2015
HELLO HEART The Fight - 2015
RYAN DANIEL Battle Cry - 2015
MELODY OLSON Controlled Burn - 2015
PERRY SPRINGMAN Happy Beach - 2015
GALEN CREW Apologue - 2017
AFTON ​Stargazer - 2017

​Production

Vocals/Keyboards

​Songs

Mark Heimermann Productions

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STEVEN CURTIS CHAPMAN
RICH MULLINS
AMY GRANT
GARTH BROOKS
MICHAEL W. SMITH
REBA McENTIRE
KENNY ROGERS
GLEN CAMPBELL
DOLLY PARTON
MEGADETH
OUT OF EDEN
WES KING
DAVID MULLEN
GEOFF MOORE
RAY BOLTZ
STEVE CAMP
WAYNE WATSON
KIM HILL
SUSAN ASHTON
MICHAEL ENGLISH
BILLY SPRAGUE
KATHY TROCCOLI
BRENDA LEE
BJ THOMAS
JODI BENSON
EDDIE DeGARMO
RICK CUA
GARY CHAPMAN
KENNY MARKS
BREANNE DüREN
RYAN DANIEL
PERRY SPRINGMAN
GALEN CREW
AFTON
HURST