Aleph Group

Aleph Group, a digital global advertising powerhouse has elevated Stanislaus Martins, a marketing communications expert to the position of Managing Director for West Africa. Taking to his LinkedIn page to make the announcement,…

Twitter has taken a minority stake in digital ad firm Aleph Group, which is the social media site's exclusive advertising partner in 74 countries where it doesn't have a local presence, per a press release. Financial terms were…