No one can guarantee 100% inbox. I even see sendgrid and mailchimp newsletters landing into my spams sometimes. It depends on many facators such as your ip reputation, email content, spf, dkim , rdns etc.
Are you using the different billing address , domain name , etc while setting up the accounts ? If you want I can set up one for you under my MCC but before that I would like to see your website and your landing page.
I will advise you not to use the same billing and business address as that was in your suspended account. Even the same site will lead to suspension again. It would be better for you to start afresh using VPS.
I used to run AdWords accounts for some clients earlier. Though I never calculated...