Jack L. Warner the brothers purchased a small theater in New Castle, which they called the Cascade Movie Palace. They maintained the theater until moving into film distribution in 1907. That year, the Warner brothers established the Pittsburgh-based Duquesne Amusement Company, a distribution firm that proved lucrative until the advent of Thomas Edison's Motion Picture Patents Company (also known as the Edison Trust), which charged distributors exorbitant fees. In 1909, Harry agreed to bring Jack into the family business; he sent his younger brother to Norfolk, Virginia, where Jack assisted Sam in the operation of a second film exchange company. Later that year,
Simmer and Jack Sarel Meyer. Simmer & Jack, a trading company in Harrismith which ran a shop in Chrissiesmeer had, a year earlier, acquired half of Meyer's farm. In September 1886 John Jack registered the mining rights on the farm to Simmer & Jack. With the founding of the company in August 1887 Simmer and Jack took on board the entrepreneur Sir George Farrar, whose family imported drilling equipment to South Africa. Also added to the team was Harry Struben who from 1884 had run a small gold mine in Roodepoort. The town of Germiston was established and named after John Jack's birthplace