Who are we at Zekeng? Zekeng is a world class company that offers stellar prototyping services, from A-Z, at competitive prices. We’re not only passionate engineers building innovative products and generating impact, though. As entrepreneurs ourselves, we implicitly understand what it takes to bring an idea to fruition. We act as a strategic partner, here to help guide you to the next level Our Story Established in 2007 in Sofia, Bulgaria, Zekeng initially operated as a custom PCB layout design studio. Over the years we gradually expanded our team and added more services to our portfolio like PCB assembly, rapid prototyping, firmware development, industrial design and feasibility studies. Our clients come mainly from Europe and North America.