Sofia Martinez has a B.S. in Environmental Engineering from Drexel University. Prior to Trussell, she has worked with Engineers Without Borders, the City of Baltimore, the Philadelphia Water Department, and the City of Portland. Her prior experience includes wastewater treatment, construction management, superfund site allocation, green stormwater infrastructure design, and latrine design/implementation. At Trussell, she works on water and wastewater treatment projects, specializing in potable reuse in California. She assists with planning, design, permitting, and regulatory support for various indirect potable reuse (IPR), direct potable reuse (DPR), and desalination projects, ranging from 8 to 150 MGD. She also conducts lab analyses to support regulatory reporting and design for multiple projects, assists with field work such as tracer tests, and develops operator-facing materials including process tracking sheets, trainings, and SCADA templates.