Get the Google Review link for your business.
Log into your Google My Business account. Navigate to "Home" and scroll down until you see "Get more reviews" on the right.
Then, click the "Share review form" button. Copy the link.
Use this method if you don't have access your Google My Business account.
First, got to the Google Place ID page.
In the ‘Enter a location‘ field write your company name.
Click on your company name when it appears in the drop-down list.
Copy your Place ID in the popup. (It will be a long string of letters and numbers)
Paste your ID number at the end of this link (after the = sign) https://search.google.com/local/writereview?placeid=