Serco Group plc ( Serco or the Group ) has agreed to acquire Whitney, Bradley & Brown Inc (WBB), a leading provider of advisory, engineering and technical services to the US Military, for $295m from an affiliate of H.I.G. Capital. The acquisition will increase the scale, breadth and capability of Serco s North American defence business and will give Serco a strong platform from which to address all major segments of the US defence services market. The acquisition will be immediately accretive to earnings and will be funded through existing debt facilities; it is expected to complete in the second quarter of 2021, subject to regulatory approvals.