Greener Property Maintenance (GPM) is a
full scale property maintenance and contracting companies located in the greater Portland, Maine area. GPM was started by Zachary Marles to provide the highest quality property maintenance and
management to his customers. Zachary has worked within the family business starting on work sites at the age of 12. Over the last few years GPM has grown to include waste services and
excavation to provide full service property maintenance for our clients. We currently have a wide area of machinery and internal capabilities.