 The company, Rowntree's, grew from 30 to over 4,000 employees by the end of the 19th century making it Britain's eightieth largest manufacturing employer.It merged with John Mackintosh and Co. in 1969 and was taken over by Nestlé in 1988.He had two marriages, to Julia Eliza Seebohm in 1862 who died in 1863, and then to her cousin Emma Antoinette Seebohm in 1867 with whom he had six children.