Search Results We have found 1 clinical trials matching your search query. Close Cardinal Chimney Sweep Posted 01 years 04 months 14 days 19 hours 27 minutes ago. United States (USA) 143 Cardinal Chimney Sweep is a locally owned and operated chimney sweep company in St. Louis MO. We also offer chimney inspection, liner repair, and dryer vent cleaning. Unknown 1 Page 1 of 1