Highest salary at Harrison in year 2024 was $444,472. Number of employees at Harrison in year 2024 was 299. Average annual salary was $103,902 and median salary was $94,071. Harrison average salary is 122 percent higher than USA average and median salary is 116 percent higher than USA median salary. From 2023 to 2024, the average salary of employees at this employer increased 1.9 percent.