KKR, Ardian, Arkview Capital and Strategic Value Partners are some of the firms investing in car parking businesses.
Ardian, ODDO BHF and KKR have all picked up investments in the optical industry in the last year.
Foundation Source is a provider of charitable giving solutions.
According to a source familiar with the matter, the seller was The Riverside Company and the purchase price was over $750 million.
ITsavvy is a portfolio company of GenNx360 Capital Partners.
GIC is also participating in the transaction.
The assets are located in Glasgow, Stirling and Campbeltown.
Fox is the former president of Värde where he was also head of the New York office.
With the completion of the acquisition, Squarespace is no longer listed on the New York Stock Exchange.
In his new role, Crandall will oversee commercial and digital value creation for TSG Vantage.