Owners Portal Sign in to monitor your rental account Owners Portal Login Log in Now Review financial statements, account notes, and more inside the portal. Sign in to get started. Need Help Getting Started? If you're new to Cobalt and can't log in to the portal, give us a call for assistance: (404) 939-3190 Looking for a Manager? If you're on the hunt for the right property manager in Metro Atlanta, contact us to learn how we can help you.