Audio mastering for CD, DVD Vinyl company from New York City, established in 1973 previous organized as Mercury Records Mastering.
In 1975, the label decided to opt out of the studio business and sold the Masterdisk division to medical equipment company OCG Technology Inc.
In 1982, Doug Levine bought Masterdisk.
In 1990, Masterdisk acquired its new location, comprising the entire 5th floor of its Manhattan building.
In 2008, mastering engineer Scott Hull (2) bought Masterdisk.

Some releases credit the studio as:
· Master Disc
· Master Disk
· Masterdisc
· Masterdisk Corp.
· Masterdisk Corporation
· Masterdisk Inc.
· Masterdisk Studios
· Master-disk N.Y.C.
· N.Y. Masterdisk

Chief mastering engineer: Scott Hull (2) (SH)

Mastering engineers that have worked here include (followed by their runout initials): Howie Weinberg (HW), Alex DeTurk (AD), Alan Moy (AΛ), Andy VanDette,Gilbert Kong (GK), Bob Ludwig (RL), Bill Kipper (BK), Scott Hull (2) (SH), Leon Zervos (LZ), Greg Calbi (GC), Joe Gastwirt (JG), Drew Anderson, Vlado Meller, Randy Merrill, Matthew Agoglia, Mark Santangelo (MS), Jeff Reeves, Tim Boyce (2), Graham Goldman (GG), Matt Shane (2), Drew Cappotto, Michael Tucci (2), Jean Dyer (JD), Marcos Sueiro Bal, Jeremy Lubsey (JL), Greg Fulginiti (GF), Dave Crawford (2) (DC), Tony Dawsey (TD), Glenn Berger

Engineers / Technicians that have worked here include: Don Cuminale, Chris Muth