This area was purchased by the Park Corporation in 1981, when J&L stopped their operations on the site. The Urban Redevelopment Authority of Pittsburgh (URA) then purchased the land from Park Corporation in 1983. The following is a list of other companies who have occupied the site in whole or in part before the Park Corporation purchased it.
In 1981, the Park Corporation purchased this area following J&L's cessation of operations there. The Urban Redevelopment Authority of Pittsburgh (URA) acquired the land from the Park Corporation in 1983. A list follows of other companies that previously used the site entirely or partially before the Park Corporation took possession.