Welcome to Sinnott Tree Service, located in La Grange IL and serving Chicago and Chicago suburbs since 1972. We pride ourselves on dependable, honest and professional tree services with a growing number of repeat clients and customer referrals. We consider safety and the respect of client property our top priority. Customer satisfaction is our goal! Sinnott Tree Service provides a full spectrum of tree care services. We have the equipment and extensive experience necessary for trimming large and small trees, the removal of dead, diseased, and dangerous trees in both open and confined spaces.