He identified them only as "significant members" of the board, which represents the city's largest builders.
It gets around the problem by using large one-ton builders' bags.
His group has become the city's largest builder of such dwellings.
In the 20th century, Case was among the 10 largest builders of farm tractors for many years.
But investors have exaggerated the degree to which the largest builders will be hurt, he said.
The large builders are clearly taking action to remedy the situation.
"It's critical that the federal government - which is one of the largest builders in the country - set the standard," he said.
For many years, he was the world's largest builder of streetcars.
Instead a food closet will be a room within a larger builder like a church or community center.
The largest builders have a national reach and are better able to weather local downturns.