The Duke of York visited More London on Tuesday evening to open a new workspace for start-up businesses in the travel technology sector.
Traveltech Lab offers work space for 30 people in the riverside offices of London & Partners, the Mayor's promotional agency for London.
More than 100 companies applied for space in the new facility, including businesses from Germany, China and the United States.
Gordon Innes, CEO of London & Partners, said: "As well as being one of the world's foremost tourism destinations, London is also a leading global hotspot for tech innovation.
"This exciting new incubator, which now has the support of Gatwick Airport, will bring tech and tourism together, enabling brilliant start-ups that will transform the way we live, work, and travel.
"It is the ideal springboard, enabling new travel tech firms to grow quickly with the help of London & Partners' business expertise and broad network of industry specialists."
Gatwick Airport's Guy Stephenson said: "New and innovative technology is changing the way we travel and the London Traveltech Lab will encourage start-ups to shape this revolution.
"Gatwick's support for these growing businesses will not only help them to succeed and realise their ideas, but it will help us to remain at the forefront of innovation and change in our industry."