Founded in 1981 as Moorhouse Engineering in Bethesda, soon to become DMM and move to more suitable premises in Llanberis in 1986, the company celebrated 30 years of manufacturing in 2011. In 1981 the company employed just 4 people, and now thirty years later we are an important employer in this area with just over 150 men and women on payroll. The original premise of the founding Directors was to make the best possible equipment at the best price.

Rhino Screwgate

DMM – Rhino Screwgate

Dragon Cam

DMM – Dragon Cam


DMM – Alphaclip

Pivot Belay Device

DMM – Pivot Belay Device

Find your nearest stockist