Access to Mainstay’s Portal

The Mainstay Portal holds important and useful information for Leaseholders (see below).

If you haven’t logged into your account on the Mainstay Portal before, you will need to have your Property Reference ready which is shown on your Service Charge demand letter and other Mainstay communications. It normally has the format:


where <numbers> is your apartment number and usually <letters> is an abbreviation of your surname.

When you  Click here the Portal Login page will be displayed, as shown below, in which an example Property Reference has been entered:

Enter your Property Reference in the User name box.

If you have not yet registered or don’t know your Password click on a link below the Login details.

Click on Login to display the opening page of the Portal as below:

Mainstay Portal Opening Page