After the First World War, his three sons join him to form R.Cadisch & Sons. The business is now operating from 171 Gt. Portland Street in London, manufacturing motor accessories and garage equipment.
Business is booming and the motor trade continues to grow. The manufacturing facility has to be moved to larger premises at 5-6 Lion Square in Holborn.
A new factory is opened in Ipswich, manufacturing radio receivers and components.
A new wire weavers division is set up, which today, forms the basis for Cadisch Precision Meshes Ltd. filtration business.