Many sites do not make money. Those who want only a web site, usually have just an web site.
"I developed my own solutions for presentation, ecommerce, CMS, booking, portal, or website involving special services."
Constantin Costescu, the founder
There are customers that need more than wordpress, type3, magento, prestashop, opencart and so.
There are customers that need online analysis, data analysis, events predictability, complex calculus, or projects that requires data collection from specific device, new architecture or infrastructure.