• Sterling Infrastructure average operating margin for 2023 was 9.68%, a 13.62% increase from 2022.
• Sterling Infrastructure average operating margin for 2022 was 8.52%, a 5.19% increase from 2021.
• Sterling Infrastructure average operating margin for 2021 was 8.1%, a 45.68% increase from 2020.

Operating margin can be defined as operating margin measurement of what proportion of a company's revenue is left over after paying for variable costs of production such as wages, raw materials, etc.