Events

Thu Feb 26, 2026

Sumerlands
Eternal Champion
Final Gasp
Concilium

18+, $25 at the door, 6:30pm doors

Presented by The Middle East & Grayskull Booking

Sonia
10 Brookline St.
Cambridge, MA 02139

The creative
explorations of
Greg Massi

Looking for an audio collaboration?

To support Ret Con Industries, visit:

Ret Con Industries is a showcase of all projects that involve Greg Massi (Kayo Dot, maudlin of the Well, Concilium, Baliset, Dahliad, The Color of Air Podcast, and many other collaborations).

Greg launched Ret Con Industries in 2017 with the intent of creating a hub for all of his creative ventures, as well as providing an online portfolio for audio clients.

Greg Massi has been playing guitar for 30+ years and has had the opportunity to write, record, and perform with many projects over the years. Greg is an advocate for mental health awareness and has unique perspectives about life, art, and music the he wants to share with the world.

From custom pro wrestling theme song creation and guest guitar solo session work to video game soundtrack scoring and audio collaborations, Ret Con Industries and Greg Massi are here to help.

Signature of Greg Massi - Ret Con Industries Greg Massi Marlborough, MA USA Audio Creation Production Services Discography Creative Explorations

Greg Massi | Ret Con Industries

Photo of Greg Massi - Ret Con Industries Greg Massi Marlborough, MA USA Audio Creation Production Services Discography Creative Explorations

News + Updates

Feb. 1, 2026

Greg has launched a new Ko-Fi page!

Become a subscriber today and receive:

  • Access to the Subscriber Discord channel (including exclusive watch/listen parties!)
  • Exclusive video and audio content including behind the scenes footage, home studio tours, gear demos, meditations, and more!
  • Download codes for all Ret Con Industries Bandcamp releases!
Logo Ko-Fi - Ret Con Industries Greg Massi Marlborough, MA USA Audio Creation Production Services Discography Creative Explorations
Logo Maudlin of the Well - Ret Con Industries Greg Massi Marlborough, MA USA Audio Creation Production Services Discography Creative Explorations
Logo Kayodot - Ret Con Industries Greg Massi Marlborough, MA USA Audio Creation Production Services Discography Creative Explorations
Logo Concilium - Ret Con Industries Greg Massi Marlborough, MA USA Audio Creation Production Services Discography Creative Explorations
Logo Dahliad - Ret Con Industries Greg Massi Marlborough, MA USA Audio Creation Production Services Discography Creative Explorations
Logo Baliset - Ret Con Industries Greg Massi Marlborough, MA USA Audio Creation Production Services Discography Creative Explorations
Logo Capitol Wrestling - Ret Con Industries Greg Massi Marlborough, MA USA Audio Creation Production Services Discography Creative Explorations

Looking for an audio collaboration?

Please fill out the form below and we’ll be in touch ASAP.