Forestry Division CLICK TO ENTER THE FOLLOWING:City of Waltham Tree ProgramsEventsFormsRegulations of the Tree Warden Staff Contacts: Kevin ThompsonFax: (781) 314-3848Phone: (781) 314-3855Hours of Operation: Monday - Friday 7:00 AM to 3:00 PM Quick Links Tree Setback Planting Program Massachusetts General Laws 87 Urban and Community Forestry Insect, Disease, Cultural, and other UMASS Extension Fact Sheets