Demolition is one end of the continuum of construction. For new houses or structures to be built many times old structures must be torn down. Or demolished. Demolition contractors do many types of demolition jobs. Some demolition contractors specialize in one type of demolition work. 

Demolition contractors do residential demolitions. Residential demolitions can incorporate many types of demolition. Demolition contractors who do residential demolition often demolish small structures like sheds or garages. Demolition contractors who specialize in residential demolition also usually do kitchen and bathroom demolitions. Demolition contractors also typically do concrete demolition and concrete removal to remove driveway, patio, and concrete floors. Demolition contractors can also do swimming pool demolition and swimming pool removal.

Most demolition contractors also do excavation work, and have hauling services to haul away dirt and concrete.