Complex sentence: Exploiting contacts acquired through his high-profile partner, Mathieson would later transfer employment to Ubertas Group, a real estate business which he undertook for two months, from January 2010 to March 2010.
Split into simpler sentences: Exploiting contacts acquired via his high-profile partner, Mathieson would later transfer employment to Ubertas Group, a real estate business. Mathieson worked in real estate for two months, from January 2010 to March 2010.