The estate at this time was solely for racing hounds and puppies over nine months old and could house over 600 greyhounds. The puppies under nine months were reared under the supervision of William Skerratt on farms in and around
Blythe Bridge, before graduating to Northaw, it is reputed that there were sixty farmers employed to help rear them. The kennel staff at the Hook Kennels lived in track dormitories depending on their race track attachment and had the use of leisure facilities on site. There was an animal medical facility, isolation kennels, laundry and even a sun tanning room for the greyhounds. Joe Pickering, Les Parry, Tom Lightfoot, Jim Singleton, Jimmy Rimmer, Wilf France, Eric Hiscock, Dick Clark, Sidney Mann, Bert Heyes, Charlie Ashley, Albert Jonas, Harry Buck, Eddie Wright, Ted Parker, Charlie Smoothy and Jack Cooper. To assist in housing the kennel staff, a residential block was built in 1957, this was in addition to the existing 10 houses in Hook Lane. A swimming pool was also constructed to help condition the greyhounds and the Hook House became a Grade II listed building on 6 February 1952. ==Closure==