The average plant supt c salary at SUNY was $132,164 , which is 27 percent higher than the average salary for this job in New York, and 27 percent higher than the national average for this job . Plant Supt C salaries at SUNY typically range from $104,042 to $174,347 (25th to 75th percentile). The highest reported plant supt c salary was $174,347. There are 3 employees at SUNY with the job title plant supt c.