Terra-Petra is an environmental engineering firm specializing in contaminated soil and groundwater conditions. Our expertise starts with soil gas characterization, remediation, and in …

Terra-Petra has been in the environmental engineering industry for over 20 years, with many successful projects to lean on. The company started its operations focusing on the Los …

Terra-Petra will provide all consulting services for sub-slab vapor barriers, below grade waterproofing and drainage, podium and balcony waterproofing, planter waterproofing and …

From the initial soil and groundwater testing, to asbestos assessment and remediation, as well as hauling out contaminated materials, Terra-Petra can help. If your home or property has been …

Terra-Petra is a leading provider of methane inspections in Los Angeles, throughout Southern California, and beyond. Our Methane Inspections team includes a staff of 13 inspectors …

The Terra-Petra Waterproofing Division strives to provide a holistic approach to Building Envelope Consulting with a focus on “making our clients’ lives easier”. We achieve this goal by …

Terra-Petra is an environmental engineering firm specializing in contaminated soil and groundwater conditions. Our expertise starts with soil gas characterization, remediation, and in …

Terra-Petra’s oil field services offer our clients a one-stop shop for all their oil field needs. Our team will manage your project from start to finish, encompassing everything from initial …

At Terra-Petra, where we prioritize environmental due diligence through our specialized Phase I Environmental Site Assessment services. As a trusted partner in real estate transactions and …

Terra-Petra is an environmental engineering firm specializing in contaminated soil and groundwater conditions. Our expertise starts with soil gas characterization, remediation, and in …