Just to put the above into plain language (!) Basil Read, the contractors/operators for the airport, have indeed gone into the South African equivalent of Administration/Chapter 11, known as Business Rescue. Their website now bears the branding of the Administrators
BUSINESS RESCUE OF BASIL READ LIMITED - Matuson & Associates
They had been the key business and employer on the island throughout the airport construction and their subsequent operation of it. They were also its principal user, they had a Falcon business jet which often seemed to be in and out with personnel and materials. With them having gone under, the island administration (and the UK government who funded the airport and who were determined not to let a mainstream UK contractor have the job) areoing to have to think quickly what to do.