Just a block away, Suffolk University sold the Fenton Building and its Annex at 28-32 Derne St., between Joy Street and Ridgeway Lane, for $15 million July 15 to Derne Street Partners, an affiliate of Atlas Investment Group LLC. East Boston Savings Bank provided a $26 million mortgage and construction loan.  For more information on Michael Ross’ permitting work at 32 Derne Street, click here.