A Hadrian factory. Photo: Hadrian

A year after raising $260 million to build out a new production and other facilities, advanced manufacturing company Hadrian on Thursday said it has garnered $1.4 billion in new investments that gives it fresh powder for future expansion as the Defense Department continues to increase spending on weapons and related platforms. Hadrian is in “really good shape” and has “barely burnt” any of the Series C investment from last July and the new Series D round “is more fuel on…