Corporate Services Website

Hello,
we are looking to create a new website for our company group
we have 4 divisions under it
and of course we need to have careers, about, contact, request a quote, blog, services

please send me what we can do, which programming language you would like to work on
and some features you think we can include

example of features we can include:
-Client Portal: Upload artwork, proof approvals

-3D Interactive Mockups (especially for packaging)
3D packaging mockup viewer (rotate boxes, bags, wipes)
Print finishing preview (spot UV, hot stamping, matte/gloss)
Material comparison interactive tool

-Live Chat + Chatbot

-Custom quote calculator for packaging

-Product finder tool for ready made packages

-Case Studies / Success Stories
Professional format for showcasing:
Problem → Solution → Results
Real photos of packaging, printing, designs
Testimonial section