Trade Secret can be defined as a high level strategic and unknown information in the framework of trade activity with an economic value due to the competitive advantage the usage of the information produces. In Indonesia, Trade Secret is regulated under Act 30 in 2000 regarding Trade Secret. This Research focuses on the implementation of Trade Secret legal protection on Client Data or Client Information based on comparative statutes study between the USA-Indonesia and the case study of Glam & Glits and Peterson Machinery in the USA. The research method used is normative empiric with the use of secondary data supported by primary data. The research findings indicate the need to expand the scope of protection for Trade Secrets so as to protect both Client Data and Client Information. Furthermore, the economic value of Client Data and Client Information depends on a company's business model and market size in the industry. Trade secret violations can cause economic losses in the form of lost business opportunities, loss of company competitive advantage and damage to reputation. In addition, for companies that have Client Data in the form of product specifications, violations of Trade Secrets can lead to violations of other branches of Intellectual Property Rights.