Apple has acquired 3D mapping company C3 Technologies as part of its ongoing effort to build an in-house mapping solution, according to a new report. Citing unnamed sources, 9to5Mac reports that Apple has purchased the company, and that C3 Technologies CEO Mattias Astrom, CFO Kjell Cederstrand, and Product Manager Ludvig Emgard are all now working within Apple’s iOS division. It is said that this leading trio, as well as most of the former C3…