Highest salary at Solvay in year 2011 was $98,158. Number of employees at Solvay in year 2011 was 84. Average annual salary was $45,425 and median salary was $46,354. Solvay average salary is 3 percent lower than USA average and median salary is 7 percent higher than USA median salary. From 2010 to 2011, the average salary of employees at this employer increased 16.8 percent, the median salary increased 17.7 percent.