Collaborations:
| PROJECT | COLLABORATORS | NOTES |
| Wiehe Songs | John Tabacco The Vegetarians | Listen on Spotify |
| Too Much Sake | John Tabacco Sushi Savant | Available on Bandcamp |
| Assorted Veggie Delights | John Tabacco The Vegetarians | Available at digital retailers |
| Look At Me | John Tabacco Susan Devita | "What Happened Last Night" movie soundtrack, distributed by Sony Pictures Home Entertainment Also available on all digital retailers and can be found here |
| Repeat After Listening | John Tabacco Peter Kearns | Available on Bandcamp |
| Your Effervescent Presence | John Tabacco Peter Kearns | Available on iTunes |
| Modern Voices | John Tabacco Chris Pati | Modern Voices MVD 007006 (1988) released in 2007 |
| Dream To Extremes | John Tabacco Chris Pati Karli Bonne | Track 7 : New Ways, Guru Project 2005 |
| Fuzzy Gray Logic | John Tabacco Meryl Mathews | Fuzzy Gray Logic (1994) Bikini.com – Theme song (1997) |
| Brian Rivera | John Tabacco Nick DiMauro | Pasta Pre-Rivera (1986) Tragedy @ Hand (1995) |
| Gateways | John Tabacco Jim Dexter Nick DiMauro | Gateways (1995) |
| Alien Warehouse | John Tabacco Nick DiMauro Gian DiMauro Jim Dexter | A Matter Of History (1997) |
| Gearhead Freaks | John Tabacco Gian DiMauro | Live At The Huntington October Festival 10 04 1998 Not A Pretty Picture – Sonic Underground Records (1999) Fancy Monsters – The Best Of The Gearhead Freaks, Sonic Underground Records, SUPS1036 (2008) |
| Souled Out | John Tabacco Chris Pati Nick DiMauro Gian DiMauro | House Music To Dance For, MVD 7010, (2007) |
| Dreams Are Out There Waiting / Easier To Love | John Tabacco Joe Gioglio | Dreams Are Out There Waiting / Easier To Love, (2012) |
| Watchdog | John Tabacco Jim Dexter | Watchdog (2012) |
| PROJECT | COLLABORATORS | NOTES |