Threshold (band)

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Threshold
Threshold in 2017. L-R: Johanne James, Richard West, Glynn Morgan, Karl Groom, Steve Anderson.
Background information
Origin	Surrey, England
Genres	Progressive metal
Years active	1988–present
Labels	Giant Electric Pea Nuclear Blast Inside Out Music
Members	Karl Groom Richard West Glynn Morgan Johanne James Steve Anderson
Past members	Nick Midson Jon Jeary Tony Grinham Pete Crawford Damian Wilson Ian Bennett Nick Harradence Jay Micciche Mark Heaney Andrew "Mac" McDermott Pete Morten
Website	thresh.net

Threshold are an English progressive metal band formed in Surrey in the late 1980s. The guitarist and producer Karl Groom has been the band's only consistent member.