Hi,
This is Umesh. We have experienced Designers/Video Editors to work on this project. You can see many examples from my completed projects in my portfolio here: https://www.freelancer.com/u/webhelpguy
Our Latest won Design project can be seen @ https://www.freelancer.com/projects/graphic-design/Graphic-Design-30854384/details
Its great if you could share the video, changes required in detailed and your budget.
Regards,
Umesh