Changing Apple ID , iCloud ID

Hello,

Could I check if I can change email using for Apple ID , iCloud ID for all my devices ( iPad, iPhone, MacBook air ). Currently, I'm using emailwhich is company email, I would like to change email to , this is my personal email. Pls advise me the way to change it asap, because I would like all communication will be connected to me via my personal email !

Thank you !

[Email Edited by Moderator]