The UK's largest port, handling more than 50 million tonnes of cargo each year, supporting more than 40,000 jobs and contributing over £4 billion to the economy annually.

PLA Harbour Masters are responsible for ensuring the safety of navigation for all mariners in the Port of London, enforcing rules and regulations, and leading on port security and emergency and resilience planning. The team is also responsible for Richmond Lock & Weir, Harbour Service patrols, Pilot Cutter crew and operations, and marine incident investigations.

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• Harbour Masters

The PLA runs Britain's biggest, most modern Port Control Service, which oversees the safe movement of hundreds of thousands of commercial and leisure vessels each year.

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• Vessel Traffic Services

The crucible of British rowing talent, host to many world-renowned races and a growing destination for sport and physical activity in London, Kent and Essex.

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• Active Thames

We remove more than 200 tonnes of driftwood and rubbish from the river each year to help protect the thriving Thames habitat, home to 125 different species of fish, 3,000 seals and more than 300,000 overwintering birds.

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• Environment