South Africa's Stone Three Secures Funding For Expansion - WeeTracker Media

South Africa Industry 4.0 startup Stone Three raises funding for expansion - Tech in Africa

South Africa Industry 4.0 startup Stone Three raises funding for expansion - Tech in Africa

Knife Capital invests in Industry 4.0 start-up Stone Three - ITWeb

SA industry 4.0 solution business Stone Three raises expansion funding - Disrupt Africa

Industry 4.0 Solution Business Stone Three Raises Expansion Funding From Knife Capital - TechFinancials