DJS has specialized in concrete construction in Ventura County and many other southern California cities for over 15 years. We have experience working in private, commercial, mixed-use, industrial, educational institutions, retail, biotech, public works,OSHPD, and many other types of projects. DJS is a Union company that is also small business certified, along with DIR registered. As a result of our highly experienced estimators and proficient project managers, we are as competitive in the private sector as in public works. We pride ourselves in providing the highest level quality of work in a safe and efficient manner.