Pitch presentation design - Icon, graphs, ppt desginer

Hi there, I want help with formalizing my ppt ptich deck. The content is ready, I need the design and flow build with graphics, icons, images, colors etc so it is simple, attractive and has the relevant info. The deck is around 15 slides of content, each slide requiring work.
As reference the below site has a lot of templates - https://venngage.com/templates/presentations
I am looking for someone to help me design a good deck.