Leak detection and correction of any roof type. Low Slope mechanical and retrofit repairs. Extreme Height/Special Projects. Emergency and Winter Work including snow/ice removal. LS West, llc specializes in the tough leak call or the small job that very few contractors will handle. It is well documented that we are one of the best. Our service repair work is not just a bucket of tar or a caulk gun. It is an engineered, permanent solution that is backed with a workmanship guarantee.