partner-contact/partner_brand/views/report_template.xml

<odoo>

    <!-- Copyright (C) 2019 Open Source Integrators
         License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->

    <template id="external_layout_standard_logo"
              inherit_id="web.external_layout_standard">

        <xpath expr="//img[@t-if='company.logo']" position="replace">
            <t t-if="'brand_id' in o.fields_get() and o.brand_id">
                <img t-if="o.brand_id.image"
                     t-att-src="image_data_uri(o.brand_id.image)"
                     style="max-height: 45px;" alt="Logo"/>
            </t>
            <t t-else="">
                <img t-if="company.logo"
                     t-att-src="image_data_uri(company.logo)"
                     style="max-height: 45px;" alt="Logo"/>
            </t>
        </xpath>
    </template>

    <template id="external_layout_standard_address"
              inherit_id="web.external_layout_standard">

        <xpath expr="//div[@t-field='company.partner_id']" position="replace">
            <t t-if="'brand_id' in o.fields_get() and o.brand_id">
                <div t-field="o.brand_id.name"/>
                <div t-field="o.brand_id"
                     t-options='{"widget": "contact", "fields": ["address"], "no_marker": true}'/>
            </t>
            <t t-else="">
                <div t-field="company.partner_id"
                     t-options='{"widget": "contact", "fields": ["address", "name"], "no_marker": true}'/>
            </t>
        </xpath>
    </template>

    <template id="external_layout_standard_footer"
              inherit_id="web.external_layout_standard">
        <xpath expr="//ul[hasclass('list-inline')]" position="replace">
            <t t-if="'brand_id' in o.fields_get() and o.brand_id">
                <ul class="list-inline mb4">
                    <li t-if="o.brand_id.phone" class="list-inline-item">
                        Phone:
                        <span t-field="o.brand_id.phone"/>
                    </li>
                    <li t-if="o.brand_id.email" class="list-inline-item">
                        Email:
                        <span t-field="o.brand_id.email"/>
                    </li>
                    <li t-if="o.brand_id.website" class="list-inline-item">
                        Web:
                        <span t-field="o.brand_id.website"/>
                    </li>
                </ul>
            </t>
            <t t-else="">
                <ul t-if="company" class="list-inline mb4">
                    <li t-if="company.phone"
                        class="list-inline-item">
                        Phone:
                        <span t-field="company.phone"/>
                    </li>
                    <li t-if="company.email"
                        class="list-inline-item">
                        Email:
                        <span t-field="company.email"/>
                    </li>
                    <li t-if="company.website"
                        class="list-inline-item">
                        Web:
                        <span t-field="company.website"/>
                    </li>
                </ul>
            </t>
        </xpath>
    </template>

</odoo>