Thomas Environmental Services Inc (TESI) offers a complete line of services that can be tailored to meet the needs of virtually any industry. By listening to you — by asking questions and taking the time to understand your situation — TESI can develop solutions for your specific needs. Whether your business serves the commercial, industrial, or government markets, count on us for the right solution at the right time.

With a focus on superior customer service, TESI provides effective solutions to your waste management issues.
In the competitive waste management industry, Thomas Environmental Services, Inc. (TESI) is quietly making a name for itself with its customer-first approach to doing business.

Founded and owned by a female entrepreneur, Jackie Thomas, TESI is a general contractor specializing in environmental services. Think of us as your waste management “problem solver.” We’ve established a proven system for providing total solutions for environmental services.

Whether you need remediation services...routine hazardous waste disposal...or immediate response to an emergency situation, call TESI. We have the means to tackle the problem quickly and cost-effectively, and we recognize that no two situations are alike... and there’s no one-size-fits-all solution.

TESI is registered in the federal government's Central Contractor Registration (CCR) as a small woman-owned business and has been certified as an MBE with the Minority Supplier Development Council of PA-NJ-DE. This council is one of 39 regional councils of the National Minority Supplier Development Council (NMSDC).