
Top stories





Marketing & MediaCycle for Change campaign sets a high standard for purpose-led brand investment
MANGO-OMC 2 days

Marketing & MediaRegister for the CMO Summit, free tickets available to Biz readers
Bizcommunity.com 27 Aug 2025
More news


















Sikiotis is a qualified CA(SA) and member of Saica, and holds the professional designation of chartered financial analyst. He brings a wealth of experience in strategy, IT, business development and commercial leadership across a wide range of industries in multiple geographies including Africa, the Middle East and Asia.
The new role of GCOO has been established to support ADvTech’s dynamic growth and expanding operations locally and internationally.
“John’s strategic expertise and global perspective make him a valuable addition to our leadership team,” commented ADvTech Group CEO, Geoff Whyte.