Yes, there can be as many Account or Program Administrators as you would like to have in your account. 

For an Account Administrator adding an account user, information can be found here in our Account Administrator User Manual (https://www.asqonline.com/help/default.htm?4_7_account_users.htm).

For a Program Administrator adding an account user, information can be found here in our Program Administrator User Manual (https://www.asqonline.com/help/default.htm?4_2_managing_program_users.htm)