CSI Services is a full service mechanical contracting company with over 50 years of experience specializing in boiler, heat recovery and steam utilization systems. Based in York, Pennsylvania we proudly serve customers in various industries including food processing, manufacturing, and defense. We offer complementary audits performed under the supervision of a registered Professional Engineer to assess the needs of our customers facilities. Our technicians attend regular training on the installation, service, and maintenance of boilers, burners, chillers, air compressors and HVAC equipment.