1. Sign-in to your account with your Email and password.
2. Go to the profile edit page by clicking on the icon in the top right corner and selecting My Profile in the menu.
3. Go to your profile and click on the pencil symbol on the right side of your profile (right side from where your logo is).
4. Click on Select File and upload your company logo. Please make sure that the image you upload is a square.
5. Click SAVE when the upload is completed.
If you notice the logo doesn't fit within the circle, try using a smaller logo with a wider background.