According to our records, this business is located at 145 Merrill Ave. in Decatur (in De Kalb County), Georgia 30030, the location GPS coordinates are: 33.7782089 (latitude), -84.310734 (longitude). Smith Monitoring & Maint Engrg is categorized under HVAC Engineering (SIC code 8711). Known organization vice-president is Rick Smith. You can contact the company by phone at (404) 371-9332.