The World: Singapore - ZenithOptimedia chief Kenneth Tsang quits

Kenneth Tsang, the chief executive of ZenithOptimedia Singapore, is leaving the agency after nine years.

His successor has been named as Harpeet Singh Kaintel, the existing general manager, who has been with the company for five years.

Tsang, who founded Zenith's Singapore office, left for personal reasons and said he had no particular plan in mind.

Terence Chan, the existing executive director of integrated communications, has also been promoted to the role of chief operating officer.

Kaintel said in a statement: "We will intensify our focus and efforts in the area of accountable communications planning through investments in research and people."