Hello Sir, i'm working on OpenEPR/Odoo since starting of my IT carrier, it now 5+ years of experience in OpenERP and Odoo, projects i have worked on are of different types incl. new module development, customization in existing module, fields, reports, workflow customization, data migration, integration with third party apps etc, i have done customized reports several times before and i can do this, and with multi trade names system, there will be drop down selection to choose trade name, as per trade name selected, it'll pick logo and layout of the selected trade name.