Sept 13 (Reuters) - Tiga Acquisition Corp :
* GRINDR APPOINTS GEORGE ARISON AS CHIEF EXECUTIVE OFFICER AND VANNA KRANTZ AS CHIEF FINANCIAL OFFICER
* GRINDR - JEFF C. BONFORTE & GARY C. HSUEH WILL STEP DOWN FROM THEIR ROLES AS CEO & CFO, RESPECTIVELY, & TRANSITION TO ADVISORY ROLES WITH CO
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