Navigate to thingtesting.com
Make sure you're logged in to your Thingtesting user account (or sign up for an account if you don't already have one).
Thingtesting contributor access is attached to as many individual user accounts as you'd like - not a single company login.
2a. Method 1 - Apply to be a contributor
If your brand page is already published and public in the Thingtesting directory, navigate directly to your brand page.
Find the contributor application here on your brand page.