Alleghany Corporation creates value through owning and supporting its operating subsidiaries and managing investments, anchored by a core position in property and casualty reinsurance and insurance. Alleghany's property and casualty subsidiaries include: Transatlantic Holdings, Inc., a leading global reinsurer; RSUI Group, Inc., which underwrites wholesale specialty insurance coverages including property, casualty, professional liability and directors' and officers' liability; and CapSpecialty, Inc., an underwriter of commercial property, casualty and surety insurance coverages. Alleghany's subsidiary Alleghany Capital Corporation owns and manages a diverse portfolio of non-financial businesses.