http://www.allagents.co.uk/rss/Joseph & Co. Joseph & Co. has been established by Adam J Murphy, one of Harrow's leading lettings agents, to provide a professional service underpinned by superior local knowledge and an excellent understanding of the current property market.has been established by Adam J Murphy, one of Harrow's leading lettings agents, to provide a professional service underpinned by superior local knowledge and an excellent understanding of the current property market.