Denny Moorhouse


Quick Info

From United Kingdom 🇬🇧
Date of birth Feb 1943
Age 83 years old
Gender Male

Climbing equipment manufacturer.

Moorhouse and Shirley Smith founded Clogwyn Climbing Equipment (abbreviated to Clog) in North Wales in 1966. Clog manufactured climbing gear including carabiners, pitons and the first full range of hexagonal climbing nuts. Moorhouse left Clog in 1981 and started DMM (Denny Moorhouse Mountaineering) with Fred Hall, Richard Cuthbertson, and Paul Simkiss. DMM continues to produce climbing, arborist and rope access equipment much of which is manufactured in Llanberis.

References

[1] https://www.karabinclimbingmuseum.com/clog-pitons.html

[2] https://dmmwales.com/pages/about-dmm

[3] https://www.checkcompany.co.uk/director/2583234/-DENNY-MARSDIN-MOORHOUSE

Contributors
10 contributions since 10th July 2026.
7 contributions since 21st September 2025.

Quick Info

From United Kingdom 🇬🇧
Date of birth Feb 1943
Age 83 years old
Gender Male

Climbing equipment manufacturer.

Moorhouse and Shirley Smith founded Clogwyn Climbing Equipment (abbreviated to Clog) in North Wales in 1966. Clog manufactured climbing gear including carabiners, pitons and the first full range of hexagonal climbing nuts. Moorhouse left Clog in 1981 and started DMM (Denny Moorhouse Mountaineering) with Fred Hall, Richard Cuthbertson, and Paul Simkiss. DMM continues to produce climbing, arborist and rope access equipment much of which is manufactured in Llanberis.

References

[1] https://www.karabinclimbingmuseum.com/clog-pitons.html

[2] https://dmmwales.com/pages/about-dmm

[3] https://www.checkcompany.co.uk/director/2583234/-DENNY-MARSDIN-MOORHOUSE

Contributors
10 contributions since 10th July 2026.
7 contributions since 21st September 2025.

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