We do not have a company seal however. Also, you have everything you need within the details of the documents signed.
I’m not sure what an affidavit is?
We are a Canadian company so we would have any tax information that would relate to your business.
This is a private company, are you asking for the household address of our owner?
Not sure what a tax payer ID card of the company is. Within Canada all of the info you need can be found using the company registration number provided.