Established in 1991. We currently service a wide range of systems
in large and small facilities in the the Tri-state area and the Northeast.

As a state-of-the-art engineering company, OCS has developed extensive expertise in the water treatment engineering process and problem solving representing over 30 years of chemical engineering experience.

OCS is the exclusive strategic partner with GE/Veolia for the Northeast allowing OCS to provide our clients with patented chemical and control technology, world class analytical laboaratory services and the current compliance requirements. Our award winning performace and innovation recognition allows our clients to receive the best-in-the-industry for chemical compliance, service and reliability.

OCS’s approach is to provide a complete engineering program that is designed to reduce facility energy costs, meet all compliance requirements and extend the life of your building systems via consistent on-site service, propeller chemical administration and engineering analysis.