Artificial intelligence plays a crucial role in financial sectors, especially in investment planning. It enhanced or replaced traditional investment planning by applying AI techniques such as machine learning, natural language processing, deep learning, and robo-advisors. This chapter presented the applications of AI-enabled decision-making tools in various functional areas of corporate investment planning such as quantitative trading algorithms, risk management systems, portfolio optimization tools, algorithmic trading, forecasting and prediction of securities market, automated portfolio building, data analysis, asset management, and personalized investment advice. Also, this chapter presented the case studies, success stories, and benefits of AI applications in corporate investment planning. This chapter will be very useful for corporate companies and investors to transform their mode of traditional investment planning to technology-oriented investment planning.