5 Largest Pest Control Companies in USA

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1. Ecolab Inc. (NYSE:ECL)

Market Capitalization: $45.2 billion

Ecolab Inc. (NYSE:ECL) is a Saint Paul, Minnesota-based company founded in 1923 by Merritt J. Osborn. The company specializes in water purification and treatment and pest elimination services. The company’s pest control services include comprehensive inspections and assessments to identify potential pest problems, customized treatment plans, ongoing monitoring and maintenance, and employee training to help prevent future infestations. Ecolab uses a combination of physical, cultural, and chemical control methods to manage pests while minimizing the impact on the environment and human health.

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