Designer-client collaboration project participants

Hello, I am currently looking for a web designers and clients which have been used web designer service for participating in student project about design-client collaboration prototype. I need someone who can share about pain points, problems, challenges, workflow, process. I will need real participant 2 to 5 people which will also give feedback on the produced prototype later, evaluations, everything else  required like interviews questions to real users. Please respond if intrested it is voluntary and very interesting project.