Cornerstone Technologies Inc.

About

Cornerstone Technologies, Inc. is an A, A-HAZ environmental engineering contractor serving California and beyond. They perform site assessment services including Phase I ASTM reports, site investigation Phase II site characterization and remediation projects. Additionally, Cornerstone performs facility closures and industrial demolition. Their technical services department designs, permits and installs aboveground storage tank (AST) systems, wastewater and air pollution control systems. They provide general compliance, annual reporting and permitting services for such agencies as SCAQMD, CUPA, fire department, DTSC, EPA, RWQCB, LACSD, LACDPW, CARB and ARB. They are also the recommended firm to complete 5-Year Tank Assessment Certification reports for PBR and Tiered permitted waste treatment tank systems.

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