The total U.S. William Blair/PCO Bookkeepers & M&A Specialists Pest Index increased 10 percent year-over-year in November 2025, in line with the long-term average index growth rate of 10 percent.

“After normalizing for one less workday in November, the Pest Index increased about 14 percent year-over-year,” says William Blair Equity Researcher Tim Mulrooney. “This is stronger than the 10 percent rate of growth that the index has averaged year to date in 2025.”

Dan Gordon, managing member of PCO Bookkeepers & M&A Specialists, adds, “The November Pest Index confirms the U.S. pest control industry remains strong and resilient, with accelerating momentum and healthy demand across core services.”

The month’s results by segment include:

• The Residential Pest Index increased 11 percent year-over-year.
• The Commercial Pest Index increased 10 percent year-over-year.
• The Termite Index increased 5 percent year-over-year.
• The Bed Bug Index decreased 12 percent year-over-year.
• The Mosquito Index increased 16 percent year-over-year.

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The William Blair/PCO Bookkeepers & M&A Specialists Pest Index tracks the monthly performance of 146 privately held pest control companies across 38 states with combined annual 2024 revenue of $529 million. The purpose of the report is to track the monthly performance of several U.S. pest markets. It does not include residential door-to-door companies. Learn more.