Chemical & Industrial Engineering, Inc. (C&I) is a full-service Engineering, Design & Procurement firm, providing hands-on design expertise for increasing capacity, improving efficiency, meeting environmental regulations, and prioritizing safety. For the past 40 years, C&I has become a leading engineering firm serving refineries, chemical plants, utility facilities, distilleries, and more. C&I has developed a history marked by client relationships and engagements that have lasted for years.