The world’s oldest Estate Agents, found in 1767. When enterprising auctioneer, John Prickett, born 1733, settled in the tiny hamlet of Highgate he could not have known he would be the founder of a thriving family business which would be alive many generations after his death. John married Ann from Hornsey who ran her family carpentry business Together they had three sons and, in 1767, they established an auctioneering business in Highgate Village.