Gregg Boss has been in the chimney & venting business since 1983. Bought English Sweep in 1985. Been Certified by Chimney Safety Institute and a Mason since 1986. Master Certified Chimney Sweep #29 in the USA. Specialized in Fixing Leaky, Ugly and Stinky Chimney so that customers can enjoy warm fireplace memories. Also, we have the most NFI-certified gas specialists in St Louis. We can install and fix everything gas in fireplaces. Our team is 30-strong. Don't call a roofer or a tuck-pointing company, Call English Sweep for all your Chimney needs. Englishsweep.com