 After the death of their father in 1852 Gunter and his brother James developed the Redcliffe Estate area, giving their name not just to "Gunter Grove", but to many other streets in the area.He settled in Yorkshire at Wetherby Grange in Collingham, near Knaresborough.He was a J.P. for the West Riding of Yorkshire, and Lieutenant-Colonel commanding the 3rd Battalion Princess of Wales's Own (Yorkshire Regiment).