Tata Communications Limited Appointed Pathmal Gunawardana as its Head of Americas. In his new role, Gunawardana will be responsible for accelerating customer adoption of Tata Communications’ hybrid WAN, cloud enablement and business collaboration services across North and South America. The appointment reinforces the company’s growth strategy in the U.S., which focuses on leveraging its global technology capabilities and partnerships with the world’s leading cloud players to support multinational enterprises’ digital transformation.