Highest salary at Middlesex CTC in year 2019 was $124,663. Number of employees at Middlesex CTC in year 2019 was 12. Average annual salary was $79,884 and median salary was $91,882. Middlesex CTC average salary is 70 percent higher than USA average and median salary is 111 percent higher than USA median salary. From 2018 to 2019, the average salary of employees at this employer increased 7.7 percent, the median salary increased 13.6 percent.