Annie is the Managing Director and Principal of Diagnostics at Walter P Moore and Associates, Inc. She is a building enclosure expert and a licensed Architect who specializes in the design of exterior waterproofing systems, as well as the restoration of existing buildings. Annie began her architecture career advocating for the preservation of historic landmarks in Southern California where she worked for the Los Angeles Conservancy and the MAK Center for Art + Architecture at the R.M. Schindler House. Her love for historic buildings brought her to San Francisco, where she managed the restoration of the Hallidie Building curtain wall façade. Annie is now a Forensic Architect who leads Walter P Moore’s San Francisco Team in the investigation of building enclosure failures and consults on new construction assemblies related to below-grade waterproofing, plaza decks, exterior walls, fenestration systems, and roofing assemblies. She is a graduate of Columbia University’s Graduate School of Architecture, Planning, and Preservation and is also a Board Member of the Northern California Chapter of the International Concrete Repair Institute (ICRI).

Michelle Langlie is a Senior Preservation Planner at the San Francisco Planning Department, serving the public as a primary access point to planning and preservation information, advising design professionals, homeowners, business owners and contractors at the San Francisco Permit Center. She is also a member of the Preservation Training Team, which provides technical training for Current Planning staff, including topics such as window replacement/restoration and storefront and accessibility issues. Prior to joining SF Planning, Michelle worked at the Capital Projects Division of the New York Department of Parks and Recreation, serving as a preservation project manager for multiple high-profile restoration projects including the Washington Square Park Fountain, the B&B Carousell at Coney Island, and the Fire Watchtower in Marcus Garvey Park, Harlem. Michelle received a Bachelor of Fine Art from the Savannah College of Art and Design, with a Major in Historic Preservation and a Minor in Architectural History. She also attended the Graduate School of Architecture, Planning and Preservation at Columbia University, specializing in materials conservation and cultural heritage management.

Christina Varvi, Principal Conservator at RLA Conservation Inc. and Professional Associate of the AIC, holds an M.S. in Historic Preservation with a concentration in Materials Conservation from Columbia University's Graduate School of Architecture, Planning, and Preservation.  A specialist in architectural and public art conservation, Christina is RLA’s lead professional for all projects west of the Mississippi River, including Hawaii and Alaska. She is a specialist in modern architectural materials, such as linoleum and synthetic finishes, outdoor sculpture planning, treatment, and surveys, as well as large-scale mosaics conservation and architecture surveys, testing, and specification development. Prior to joining RLA in 2011, Christina worked with the Central Park Conservancy and with Jablonski Building Conservation (JBC) in New York City.

James Reigle has 35 years of architectural preservation experience implementing The Secretary of the Interior's Standards for the Treatment of Historic Properties. During his career, he has worked on some of the most significant structures in Washington, D.C. including many Smithsonian Institution museums and U.S. government buildings. For 15 years, he was the Director of Historic Preservation for the firm of Martinez & Johnson Architecture providing guidance and supervision for historic theater, library, building, and apartment restorations. He has been a Fulbright Specialist teaching at and working with the Yangon Heritage Trust on theater restoration in Myanmar. He is a LEED Accredited Professional and a long standing member of APTI. He holds a Master of Architecture degree from the University of Utah and a M.B.A from the University of Houston.

Michelle Sandoval Marcinek, is a Senior Associate with Wiss, Janney, Elstner Associates, Inc. (WJE), and has over ten years of experience with building envelope restoration. Areas of focus include portland cement plaster restoration, wood window restoration, and roofing/waterproofing. Ms. Sandoval’s work includes investigations of distressed and deteriorated conditions in existing buildings. She participates in various projects, including facade inspections, condition surveys, and preservation and repair of historic buildings. Michelle served as the Project Field Architect for the recently completed Teak Window Restoration project at the Salk Institute of Biological Studies. Other projects in her historic preservation portfolio include the Beverly Wilshire Hotel, Los Angeles County Hall of Justice, Los Angeles Harbor ‘Angel’s Gate’ Lighthouse, and Eames House. Michelle is an Associate AIA member, a LEED Accredited Professional, and is a member of the APTI Technical Committee for Modern Heritage. She completed her Bachelor of Arts in Architecture at the University of California, Berkeley.

Danielle Campbell is a Project Manager and Associate in the Diagnostics Group at Walter P Moore Associates, Inc. She began her career in forensic architecture in 2011, specializing in building envelope consulting for both new construction and for historic preservation. While her expertise lies in building envelope assessment, testing, and repair of fenestration, roofing, and waterproofing systems, Danielle has been involved in a diverse range of forensic projects. Through her work, Danielle aims to highlight the intersection of sustainable technologies with preservation, ensuring that past and future structures are safe and functional for generations to come. Danielle is an AIA member, co-secretary of APTI’s Technical Committee on Sustainable Preservation, serves on the Education Committee of the California Preservation Foundation, and is a member of AIA San Francisco’s Historic Resources Committee. She graduated from the University of Oregon with a Bachelor of Architecture degree and minors in Historic Preservation and Italian Language.

Chris Gray is a specialist in the survey and documentation of the built environment as head of Reality Capture for GBG. He worked at English Heritage - the GCI and commercial practice. Chris has promoted the selection, application and use of cutting-edge tools, best practice and professionalism. He has lectured and published frequently. As a chartered surveyor , Chris is mandated to carry out Continued Professional Development. He is a champion of emerging and developing technologies and maintains an overview and familiarity with mapping and GIS applications, as well as detailed structural recording.

Dick Gee is the Lead Architect, as well as a Project Manager, for Spectra Company, a construction firm specializing in historic buildings. He manages its Preservation Consulting Division. Dick previously acted as the Principal of the Los Angeles office for JAG Architects, and has worked on historic rehabilitation for over 30 years. Currently, Dick oversees preservation consulting, documentation and investigation services, design-build and special historic construction projects for Spectra, bringing both architectural and construction experience to each project. He started his preservation career working on rehabilitating buildings on Olvera Street, continued as the Preservation Architect for the El Capitan, and the historic buildings of both the Pechanga and Pala Tribes, and recently has worked on the rehabilitation of the San Gabriel Mission and Crystal Cove Beach Cottages. Dick has been awarded California Preservation Foundation, Los Angeles Conservancy, and other local preservation awards for numerous projects. He holds a Bachelor of Arts in Architecture degree from the University of California, Berkeley, is an AIA member, and a Leed Accredited Professional.

Ryan Upp, AIA, is an Associate Principal in the Building Technology Division of Simpson Gumpertz & Heger’s Los Angeles, California office. He is an architect registered by the State of California and has experience on a wide range of historic and contemporary structures consulting with architects, contractors, and building developers. His experience includes investigation of existing building enclosures, restoration and remediation repair design, and new-design consultation encompassing a variety of systems, including below-grade waterproofing, plaza deck waterproofing, balcony waterproofing, exterior wall and cladding assemblies, curtain wall and window assemblies, and roofing.

Sam Zabb-Parmley is a professional engineer registered in the State of California and is a member of SGH’s Building Technology division in Los Angeles. He specializes in the assessment, treatment, and restoration of existing buildings with distress related to the building enclosure and waterproofing materials. His experience also includes new design building enclosure consultation, including roofing, plaza decks and podiums, terraces and balconies, opaque exterior walls, glazing assemblies, and below-grade systems. 

Chrysl Aranha has a Master’s degree in the Structural Analysis of Monuments and Historical Constructions (SAHC), jointly awarded by the Czech Technical University in Prague and the Polytechnic University of Catalonia in Barcelona. She began her career in historic preservation at the National Center for Safety of Heritage Structures in India, where she worked on the seismic assessment of the Presidential Palace in Delhi and the structural assessment of a few temples in South India. She is a co-founder and Board member of Fenec, a Nonprofit Association that offers non-destructive testing (NDT) and specialized structural analysis for built heritage structures, through which she has been involved in historic preservation projects in Albania, Croatia and Greece. Chrysl is currently a Project Engineer at Holmes’ San Francisco Office, where she works on a mix of new build and existing structures.