The deals, which have both been fixed for two years, will see Moving Venue cater for corporate and private events at both venues.
The caterer currently provides services to more than 80 venues in London and the south. It will work alongside daytime caterers Ampersand and Benugo at the two museums.
Moving Venue will cater events for up to 1,000 at the Museum of London, and up to 800 at the Museum of London Docklands.
Gail Heron, Moving Venue’s sales and marketing manager, said: "Naturally, we are delighted to have been appointed as a preferred catering partner to these fantastic museums. We are proud of the strong presence we have maintained over the years amongst London’s unique venues.
"The addition of Museum of London and Museum of London Docklands complements this impressive portfolio and presents superb opportunities for a wide variety of events to offer our clients and partners."
Ana Dimeska, Museum of London’s catering services manager, added: "We are pleased to welcome Moving Venue as an approved supplier. They have a specialist understanding of event catering at museums and share our vision of creating exceptional events.
"We are looking forward to working with Moving Venue and enhancing the impact of events hosted at our venues."
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