How many employees does dimension data have? At the time, Dimension Data maintained 31,000 staff in 58 countries across all 6 inhabited continents. The annual revenue of the company was $7.5 billion. On 1 July 2019, the majority of Dimension Data became part of NTT Ltd., along with NTT Security and NTT Communications.Is dimension data owned by ntt? The annual revenue of the company was $7.5 billion. On 1 July 2019, the majority of Dimension Data became part of NTT Ltd., along with NTT Security and NTT Communications. However, the brand continues to operate in the Middle East & Africa with Grant Bodley as CEO.How do i contact dimension data? Fill out your details and get in touch with us [email protected] [email protected] Where isdimdimension data based? Dimension Data is headquartered in Sandton, South Africa and has 14 office locations across 10 countries.