If you are an Organisation Admin, you can make another user an Organisation Admin too.

The Manage Colleagues page lets you add and remove colleagues across multiple projects at once

You must have the Organisation Admin role to access the Manage Colleagues page

Steps

Select More in the top menu
Select Control Panel
You arrive on your Control Panel
Select the red Manage Colleagues button under the People section to change people’s roles and add new colleagues
You arrive on the Manage Colleagues page
Use the dropdown list in the Organisation access column to assign organisation-level permissions. The options are:
1. Organisation Admin - they can edit every setting on your organisation’s account
2. Project Creator - they can create new projects but cannot edit every organisation-level setting
3. Organisation Member - they have read-only access to organisation content
Scroll to the bottom of the page and press the Save Changes button
You arrive on the View Colleagues page

Makerble User Guide