about us

We are Cornerstone Environmental Contractors

Established in 1996, Cornerstone Environmental Contractors, Inc. (Cornerstone), is a fully licensed environmental remediation contractor.  Cornerstone combines our comprehensive technical understanding of environmental remediation projects with quality construction oriented personnel to provide clients responsive and reliable services.  Cornerstone possesses over 26 years of experience in remediating non-hazardous and hazardous waste sites.  This experience ranges from UST remediation projects to multi-discipline Superfund sites, involving in-situ and ex-situ treatment of contaminated groundwater and soils.

Contractors Licenses:

California 722253 A HAZ, C-10, C61/D21

Arizona ROC 322767 A

Nevada 0088498 C-2

Health and Safety is a central focus of our corporate culture with a goal of zero incidents.   The health and safety of every employee and welfare of our stake holders is the  primary consideration in every business decision and plan. The tools and training elements of our Behavior Based Safety Program are incorporated into the normal reoccurring work activities and metrics developed to track implementation and progress of the program. Our safety performance is evidenced by our history of only two OSHA recordable incidents in over 27 years inclusive of all four of our operating divisions.

  Cornerstone is committed to providing our clients with quality remediation services at competitive prices.  Our technical expertise, field experience, practical knowledge, health & safety program, insurance coverage and financial strength ensure projects are completed successfully.  Utilizing Cornerstone you can be confident your environmental remediation projects will be managed safely, efficiently and your performance criteria met or exceeded.

California Small Business Enterprise 2008608

Get in touch and let us know how we can help

We encourage you to schedule a meeting with us.