Havas Worldwide Siren makes senior hires

Havas Worldwide Siren has made two new senior hires.Jacob Joseph has been hired as director, communication strategy and Andi Tesorero, client services manager. Both Joseph and Tesorero will report to Karen Flynn, managing director, Havas Worldwide Siren.Joseph (pictured) joins Siren with close to 13 years’ experience in communications. He has held various roles in his career which range from journalism to public relations and digital. He has worked with multi-national brands in Southeast Asia and the Middle East.Previously the head of engagement at Circus Social, Joseph’s newly created role at Siren will be to provide strategic consultancy for branding, editorial execution and thought leadership.Tesorero will be tasked to drive business growth for the company, having previously worked with Flok in Singapore, and McCann Worldgroup in the Philippines. To further bolster its digital communication capabilities, Siren has created a specialised unit that will drive its content-led digital and social media services.“We are thrilled to have Joseph and Tesorero on board – with their new skill-sets added to our dynamic team we are already seeing positive results. We are editorial, content-led to deliver results; we are not hardware or digital platforms and clients are keen to use our public relations thinking this way,” Flynn said.