Hello,
Thank you so much for getting in touch.
You can choose the details while making a purchase. You can add the company details in the payment screen here https://i.rankmath.com/GlO9YA 
If you need changes done to the invoice after making the purchase, you can always get in touch with our payment processor and have the details updated.
Hope that helps and please do not hesitate to let us know if you need our assistance with anything else.
Hello,
Since we did not hear back from you for 15 days, we are assuming that you found the solution. We are closing this support ticket.
If you still need assistance or any other help, please feel free to open a new support ticket, and we will be more than happy to assist.
Thank you.