Summa Engineering is a market leading Systems Integrator, specializing in water and wastewater treatment process controls. Su ... mma has consistently provided proven process automation solutions that have made us the SI of choice for many municipal and industrial customers throughout Ontario. We have built our reputation on successful delivery of the project requirements to our customers. This is the basis for the long-term relationship we have built and developed with our customers. Summa has a proven staff of professional engineers, programmers, field technical specialists and a CSA certified panel shop to provide expertise in product integration that will help realize your automation projects. The combined skill set of our team yields reliable, intuitive, and user-friendly control functionality and interfaces. read more