A plumbing company specializes in installing, repairing, and maintaining systems that transport water, gas, and waste in residential and commercial buildings. Their services include fixing leaks, unclogging drains, and installing fixtures like sinks and toilets. Plumbing companies often employ licensed plumbers who have the skills and knowledge to handle various plumbing issues. They may also provide emergency services to address urgent problems, ensuring that customers have access to clean water and proper sanitation at all times.