Buccini Pollin Group (BPG) has secured a $41 million loan to refinance an office tower in Wilmington, Del., that formerly housed a portion of DuPont’s headquarters, Commercial Observer has learned.

Deutsche Bank provided the commercial mortgage-backed securities conduit loan for the developer’s 18-story Brandywine Building, which was home to part of DuPont’s headquarters campus until 2005, a source familiar with the deal told CO.