Company Profile Where it all started…… We were founded in 1919 by auctioneer and estate agent Sidney Clarke and surveyor Frank Gammon. Together, their combined talents created a firm where professional and personal service were the trademarks. Those values remain at the core of the business today, where we are dedicated to providing a complete property service to all our clients. Where we are now….. Clarke Gammon bring together a wealth of knowledge and expertise in residential, rural, agricultural and commercial property, along with the invaluable experience of our Partners and managers in their local markets.