1) The document analyzes the performance of 14 general insurance companies in Malaysia from 2011-2015 using a two-stage data envelopment analysis (DEA) method. 2) The two-stage DEA method divides the insurance production process into two sub-processes: premium acquisition and investment profit generation. 3) The analysis finds that Prudential Assurance Malaysia Berhad showed the best overall performance with a perfect efficiency score, while some other companies like RHB Insurance Berhad performed less efficiently.