Company presentation

I am looking for a freelancer to create a company presentation in PowerPoint Slides format. I have branding guidelines available and some existing slides to share. It needs to be improved and possibly add more stuff. The project needs to be done urgently. The freelancer should be experienced in creating professional and visually appealing presentations to effectively communicate my company's message. I need a freelancer with a very quick turnaround time who can deliver the project on-time, with no compromising on the quality of the presentation.