Maintenance crews are teams of skilled workers responsible for the upkeep and repair of buildings, equipment, and infrastructure. They perform tasks such as fixing plumbing issues, maintaining electrical systems, and ensuring that facilities are clean and safe. These crews play a vital role in preventing problems and extending the lifespan of various assets. Typically, maintenance crews are employed by organizations like schools, hospitals, and businesses. They may consist of specialists in different areas, such as electricians, plumbers, and carpenters. Their work helps ensure that environments remain functional and comfortable for everyone who uses them.