Glen Dimplex Home Appliances (GDHA) is an Irish owned company that has snapped up a number of well known UK brands, often turning them around from the point of collapse into successful companies or brands.
Popular brands that you will no doubt be familiar with, even if you don't really know who or what GDHA is include:
It is important to note that GDHA will also buy in products rebranded for any or all of the above thereby making the model number absolutely essential to correctly identify spare parts but, increasingly the serial number or product code may also be required in some cases.
Most products however will have the serial numbers and so on in the same places as shown below.
Cookers & Built in Ovens
Built In Hobs
Washing Machines, Washer Dryers & Tumble Dryers