You can customize logos on Modelo sharelinks and embed pages so it always shows your company's logo. Below is where the logo appears on a sharelink.
When you are ready to change the logo, goto your profile avatar on the top right corner, and click "plan". The you should see the company logo area right in the center of the page. Click "change".
Click "change image" and upload an jpg/ png logo of your company:
Make sure you click "set as company logo" and you should be all good to go from here. Your logo will be automatically displayed in all your project sharelinks.