Africa is one of the world’s final frontiers for large law firms, but despite a burgeoning market for legal services, some local leaders still reign supreme.

The continent’s six-largest firms by attorney head count are in South Africa, which perhaps not surprisingly is home to the region’s second-largest economy after oil-rich Nigeria took the top spot last year. Nigerian firms are also well represented in our Top 50 rankings, compiled with data provided by ALM Intelligence. And global giants are increasingly looking at opportunities in Africa.