Highest salary at Solvay in year 2014 was $101,648. Number of employees at Solvay in year 2014 was 81. Average annual salary was $44,558 and median salary was $43,469. Solvay average salary is 5 percent lower than USA average and median salary is the same as USA median salary. From 2013 to 2014, the median salary increased 0.5 percent.