Since then, the business has grown from a sole trader sub contracting to British Gas to a small staff of certified gas and heating engineers. http://mercuryfloodinsurance.org/__media__/js/netsoltrademark.php?d=www.medflyfish.com%2Findex.php%3Faction%3Dprofile%3Barea%3Dforumprofile%3Bu%3D5508734