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Firm or Personnel Experience <br />Steven Treffers, MHP I Senior Architectural Historian <br />Education: MHP, Historic Preservation; University of Southern California, <br />Los Angeles <br />Graduate Certificate Program, Architecture & Urbanism; <br />University of Southern California, Los Angeles <br />BA, European History; University of California, Santa Cruz <br />Training: Section 106 Compliance Training; Society for American Archaeology <br />CEQA Training, California Preservation Foundation <br />Role: Cultural Resources, Built Environment <br />Mr. Treffers is a Senior Architectural Historian with experience as a historic preservation professional; he <br />meets and exceeds the Secretary of the Interior's (SCI) Professional Qualification Standards for History <br />and Architectural History. He has a wide range of experience with projects involving historic resources <br />and requiring compliance with Section 106 of the NHPA, CEQA, and numerous local ordinances. Mr. <br />Treffers also has direct experience with residential property, schools, and planned facilities, and is <br />familiar with the unique challenges and opportunities these resources present. Forthese efforts, Mr. <br />Treffers has managed and conducted historic resource surveys using NRHP Multiple Property <br />Documentation -format historic contexts statements, evaluating buildings, structures, and objects for <br />federal, State, and local eligibility both individually and as contributors to historic districts. <br />Ryan Thacher, PhD, PE ( Environmental Site Assessment <br />Education: PhD, Environmental Engineering, University of Southern California <br />BS, Chemical Engineering, University of California, Santa Barbara <br />Certification: Licensed Professional Civil Engineer (California), #87757 <br />Role: Environmental Site Assessment, Soils Testing, and Lead <br />Ryan Thacher, PhD, PE will serve as the Phase I and Phase II lead for this on -call <br />contract. Dr. Thacher is a seasoned project manager who emphasizes a client - <br />centric risk -based management approach to achieve project goals efficiently and <br />cost-effectively. He promotes clear and frequent communication with oversight agencies and project <br />stakeholders to minimize interruptions to project schedules. Dr. Thacher has successfully managed <br />several on -call contracts for site assessment and remediation services, including with the Los Angeles <br />Community College District, the Los Angeles County Community Development Commission; and the City <br />of Los Angeles, LA Sanitation and Environment, and has managed large-scale environmental <br />assessments for linear development projects. Dr. Thacher has over 11 years of experience in <br />environmental regulatory compliance, evaluating the environmental fate and transport of chemical <br />constituents, water resource management, and remediation. He is also experienced in storm water <br />permitting and compliance under the Industrial General Permit and Municipal Separate Storm Sewer <br />System programs. <br />Rincon Consultants, Inc. 17 <br />