Estate Agents in Whitley Bay. Established in 1897, J.G. Sawyers & Sons are one of the longest serving Estate Agents in the coastal area offering a quality and professional service to all clients. J. G. Sawyers & Sons are experts in the sale of residential properties in Whitley Bay and surrounding areas including Tynemouth, Cullercoats, Shiremoor, Backworth, Seaton Sluice, Seaton Delaval and more.