Cassie is experienced in environmental consulting, specializing in environmental assessment and greenhouse gas (GHG) verification. She has participated in many GHG verification projects throughout the United States, and has completed approximately 70 Phase I Environmental Assessments (ESAs) in California, Oregon, and Washington. Phase I projects included research and review of geologic and hydrogeologic conditions at project sites and in the surrounding areas, and evaluating the potential for soil and groundwater contamination from on- and off-site sources. Ms. Drotman has completed emissions estimates and inventories and has prepared numerous permit-to-construct/operate permit applications. She prepares compliance reports, which includes reviewing and maintaining records and regulatory deadlines. She has also completed evaluations and reporting for federal GHG Rule and Rule AB32 LMR applicability. She has also overseen the construction quality assurance (CQA) for multiple projects types including landfills, methane zones, and contaminated areas, as well as managed field investigations and performed routine inspections on several projects.