PowerPoint for my company

I am looking to create a PowerPoint presentation for my company. The presentation is going to be used as a sales pitch, so it needs to be highly professional, while also being creative and engaging. I have some ideas about the format and design that I would like the presentation to follow, but I am open to any suggestions. I am expecting this presentation to have between 10-20 slides. I need somebody with experience in creating PowerPoint presentations who can take my ideas and bring them to life in a visually pleasing and informative way.