Yes! At this time you can add a logo to a 4x8 or 8.5x11 shipping label. (If it is for USPS then all label sizes are supported.) You can use any logo in jpg, png, gif format. The system will automatically resize the logo to fit. Go to Settings> Logo Upload. For more details visit the Help Center article: Add a Logo to your Shipping Labels, Packing Slips and Commercial Invoices