Complex sentence: Danby is the name of a line of appliances marketed by Danby Products Ltd., markets a line of compact appliances led by Guelph's Wood family, a company claiming the largest market share in this category in North America (in 2012).
Split into simpler sentences: Danby is the name of a line of appliances marketed by Danby Products Ltd., led by Guelph's Wood family. The company claimed the largest market share in the compact appliance category in North America (in 2012).