Xavier is a WordPress theme with which you can present your work. It can be used for an agency, portfolio, business, blog, .. sites. There are no limits, because it contains many different layouts/designs/shortcodes it can be used for any site.
You can design the page about your company anyway you want. Using all sorts of shortcodes there are no limits what can be created.Posts/news can be presented on many ways, which suits you the best and is the best for the type of article you will be using. It can be masonry, grid or standard. Combine them with different column layouts and/or optional sidebar, with extra, pego added, widgets that are designed to fully go with the overall design.