Which groups are part of the executive branch and advise the president

The State Department

The Department of Homeland Security

Explanation:

To my own knowledge about the group's which are also an arm which made up of the executive branch and dish advice out to the president are : ,1) The State Department which are also commonly recognize as the United State Department of State is bestowed with the responsibility to give quality advices to the president on issues relating to United States foreign policy and international relations.

2)The Department of Homeland Security : The main work of the DHS is to ensure public security and also advices the president of issues relating to it