Their destination was Rensselaerswyck where Bradt worked at a saw mill and a tobacco plantation. Initially, Andriessen was to operate the mill with his partners, but not long after his arrival he took the liberty of dissolving the partnership and established himself as a tobacco planter. After about a year, he and his brother, Arent, began growing tobacco for the patroon and participating in the fur trade. Bradt later operated two large sawmills on a location that later was known as Lower Hollow from the patroon, Van Rensselaer,Albany County Timeline (Albany County, New York) on a stream winding across south-central Albany County, New York. It empties into the Hudson River after flowing around the west side of Castle Island,Colonial Albany Social History Project (Stefan Bielinski, Project Director) and came to be called Normans Kill named after Albert. Normans Kill is the first tributary of the Hudson River south of the city of Albany. He was also a woodcutter, sawyer and fur trader which brought him commercial success. He was one of the elders of the Albany Lutheran Church.
