Here are some sample mockup sites. You can use these (or other mockups) for PCI application when designs are finalized. Applications should include stationery, trade show signage and two or three other samples (coffee mug, tote bag, etc.), whatever is appropriate to demonstrate designs. Here is a step-by-step guide to making mockups and here is a video tutorial.
https://www.behance.net/search?search=free%20mockups&content=projects
https://www.anthonyboyd.graphics/mockups/
You can use these names as sample text—edit freely.
Bhavana Mohanraj, PhD
Assistant Director
PCI Ventures @ Penn Center for Innovation
University of Pennsylvania
(215) 746-4734
mbhavana@upenn.edu
Jaime Sweet
Pennovation Center Programming Manager
PCI Ventures @ Penn Center for Innovation
University of Pennsylvania
(215) 746-4734
sjaime@upenn.edu