

Compare Clean Harbors versus PSC for CEO Rating, Overall Culture Score, Brand Ranking, and other ratings. Results were generated by 347 employees and customers of Clean Harbors and 63 employees and customers of PSC.
| 38% | Promoters |
|---|---|
| 22% | Passive |
| 40% | Detractors |
| 56% | Promoters |
|---|---|
| 22% | Passive |
| 22% | Detractors |
Net Promoter Score
Winner by 36