Whistleblowing is one of the mechanism to increase corporate governance by combating the illegal and malpractice in the corporate world. As many corporate scandals and corporate collapse occurs, whistleblowing is being promoted in the corporate work. All parties need to play their part to ensure whistleblowing is effective in the organization. One of it is Organization. Organization need to ensure that the ethical climate in the organization is effective for whistleblowing. To ensure that whistleblowing or employees have the intention to blow the whistle, all the ethical climate which is egoism, benevolence, and principle should be exited in the organization. The purpose of the study was to identify the relationship between ethical climate and whistleblowing intention among company secretaries in Malaysian Public Listed Companies. There were three ethical climates that were highlighted which is egoism, benevolence and principle and gender being the moderating variables for this study. A set pf questionnaire was distributed to 500 employees in secretarial departments in Malaysian Public Listed Companies as the population of this study. Based on the findings, there is a positive relationship between ethical climate and whistleblowing intention and gender does influence the relationship between ethical climate and whistleblowing in the benevolence and principle ethical climate. This study also suggested future research for whistleblowing intention.