Suppose that the founder and initial owner of the 'Rai Shoe Shop' business was a company called 'Rai Co Ltd' and the company had two shareholders being Mr. Rai and Mrs. Rai. The shareholders had three kids. After Mr. Rai died the 'Rai Shoe Shop' business was sold. Who was the vendor?

Please explain with reference to the statement below and relate it to joint tenancy and tenancy in common as well.

Company - consist of two ownership relationships; the interested parties known as the shareholders are the ones that own the company and the company (an artificial legal person) owns the business.