• Clean Harbors average pre-tax profit margin for 2024 was 9.25%, a 5.42% decline from 2023.
• Clean Harbors average pre-tax profit margin for 2023 was 9.78%, a 7.47% decline from 2022.
• Clean Harbors average pre-tax profit margin for 2022 was 9.1%, a 32.65% increase from 2021.

Pre-tax profit margin can be defined as earnings before taxes as a portion of total revenue.