Biohazard, the US hardcore punk and heavy metal band active since 1988, has a total of eight people listed as members according to MusicBrainz. This list reflects the database’s information retrieved on 2026-10-09. The band’s membership includes both current and former members, with roles and years as documented by MusicBrainz.
Current Members
- Billy Graziadei – role(s): not listed, years: years not listed
- Bobby Hambel – role(s): not listed, years: years not listed
- Danny Schuler – role(s): not listed, years: years not listed
- Evan Seinfeld – role(s): not listed, years: years not listed
- Rob Echeverria – role(s): guitar, years: years not listed
Former Members
- Anthony Meo – role(s): drums, years: 1987–1988
- Leo Curley – role(s): electric guitar, years: 2000–2002
- Carmine Vincent – role(s): electric guitar, years: 2002–2003
Line-up Timeline
| Member | Role | Years |
|---|---|---|
| Anthony Meo | drums | 1987–1988 |
| Leo Curley | electric guitar | 2000–2002 |
| Carmine Vincent | electric guitar | 2002–2003 |
| Billy Graziadei | not listed | years not listed |
| Bobby Hambel | not listed | years not listed |
| Danny Schuler | not listed | years not listed |
| Evan Seinfeld | not listed | years not listed |
| Rob Echeverria | guitar | years not listed |
How This List Was Compiled
The membership list above is based solely on MusicBrainz ‘member of band’ relations for Biohazard, retrieved on 2026-10-09. It includes only those individuals who have been formally identified as members within this database. Touring, session players, collaborators, or any other contributors are not included, as per the scope of the MusicBrainz entries. This ensures the list reflects the official band membership status according to this source.
Frequently Asked Questions
- How many members of Biohazard are listed?
- There are eight people listed as members of Biohazard in MusicBrainz.
- Who are listed without an end date, indicating current membership?
- Billy Graziadei, Bobby Hambel, Danny Schuler, Evan Seinfeld, and Rob Echeverria are listed without an end date and are therefore current members.
- Who does MusicBrainz mark as original members?
- MusicBrainz does not mark any member of Biohazard as original.
- Where does this membership data come from?
- The data comes from the MusicBrainz database, retrieved on 2026-10-09, reflecting the ‘member of band’ relations for Biohazard.
Final Thoughts
This overview provides a clear and accurate representation of Biohazard’s membership based on a reliable music database. For those interested in the band’s current and former line-ups, this list offers the most up-to-date information as of late 2026.
Since the data is strictly from MusicBrainz, any further details about roles or years not listed remain unknown through this source. For deeper insights, consulting other verified sources may be necessary.
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