Many Cuban-Americans and non-American companies received compensation.
It weighed in as the largest leveraged buyout ever of a non-American company.
"We are talking to Texaco and to other groups, including non-American companies," Mr. Nazer said.
Cuban-Americans are worried, he added, that some of the best deals on the island already have been locked up by non-American companies.
But soon, all of the best oil-drilling zones will be committed to non-American companies.
The receipts represent the stock in non-American companies whose shares remain physically outside the United States.
So far, non-American companies have taken the biggest hit.
All contend that the United States has no right to dictate whether non-American companies can invest in Cuba.
He pointed to Vietnamese telecommunications contracts and offshore oil leases that had already been locked up by non-American companies.
Yourdon gave examples of how non-American - specifically Indian and Japanese - companies were making use of these technologies to produce high-quality software.