The start of construction work at the US pavilion follows months of uncertainty surrounding America’s participation in the event due to a lack of funding and a failure to receive emergency support from the government. By law, the State Department is not allows to provide funds for such international gatherings.
In January, however, it was announced that the pavilion would be funded “by the generosity of the Emirati government”. The State Department did not disclose any further details on the UAE contribution, but Secretary of State Mike Pompeo had earlier spoken of $60 million needed to set up the pavilion for the six-month fair.
Earlier in March, the State Department announced the selection of Thinkwell Group and Globa Ties US for the exhibition, operations and cultural programming at the US pavilion.
Source: https://www.arabianbusiness.com/construction/442592-construction-begins-at-us-expo-2020-dubai-pavilion