Payal is a Materials Engineer from Purdue University and a Historic Preservation specialist from the University of Texas-Austin, with nearly 10 years of experience in building envelope design, roofing, waterproofing, forensics, and building conservation/historic preservation. Prior to that she was a scientist in magnetics specializing in high performance magnetic alloys for aerospace applications. Payal is currently with Simpson Gumpertz & Heger (SGH) in San Francisco and was with Wiss, Janney, Elstner Associates, Inc. (WJE) prior to that. Her materials conservation work includes remediation of brick masonry contaminated after the BP Deepwater Horizon Oil Spill (Fort Livingston, Louisiana). Other projects in her historic preservation portfolio include the War Memorial Veterans Building, James Browning Courthouse Ninth Circuit Court of Appeals, and the Ferry Building (SF), the Stanford Memorial Church (Stanford), The LA Times Building (Los Angeles), American Bank Building (Portland), Bexar County Courthouse (San Antonio), Tribune Tower (Chicago), and the Lyndon B. Johnson Presidential Library and Plaza (Austin).
Jennifer is currently a project manager for the civic art collection at the San Francisco Arts Commission. She has experience working in both public and private sectors. Prior to her current position, Jennifer was senior conservator at ARG Conservation Services, historic compliance coordinator at the Presidio Trust, and architectural conservator at Materials Conservation Co. in Philadelphia, PA. Jennifer specializes in assessing historic and artistic materials, managing and planning mid to small scale projects, designing and performing hands-on conservation treatments, and implementing preventative conservation. She is outgoing Chair Emeritus for AIC’s Architectural Specialty Group.
Jeff has investigated several hundred structures in a wide range of projects. Investigations have involved conditions of distress and deterioration in a variety of materials, including concrete, steel, glass, and wood. The majority of his experience includes investigative work and design of repairs for structural and building envelope systems. Jeff has been with the firm Wiss, Janney, Elstner Associates, Inc. (WJE) for 18 years, with the most recent four years having settled in Los Angeles, California. Since that time, Jeff has been involved with the historic preservation of the following Los Angeles buildings: the Beverly Wilshire Hotel, the LA County Hall of Justice, and the John Anson Ford Theatre. Jeff Caldwell is a structure engineer and currently the Unit Manager and Associate Principal at WJE in Los Angeles.
Kevin is a structural engineer and currently an Associate Principal in the Los Angeles office of Simpson Gumpertz & Heger Inc. He has more than twenty years of experience in new and existing building design including preservation of historic buildings. Kevin’s award winning projects include performing arts centers, university buildings, historic train depots, one-room schoolhouses, large single-family residential estates, and even reconstruction of a ghost town. He is active professionally and served as Past-President of the Structural Engineers Association of Southern California, and currently a board member of the Structural Engineers Association of California.
Mara is an Architectural Historian and Preservation Specialist who worked for the Nevada State Historic Preservation Office in Carson City for the past nine years. During her tenure there, her expertise in interpreting and implementing the Secretary of the Interior’s Standards for the Treatment of Historic Properties helped guide proponents through an extensive array of preservation projects including those Hoover Dam (NHL). She has also reviewed several federal projects for compliance with the National Historic Preservation Act (NHPA). Mara is founding member and current president of the Nevada Architectural History Alliance (Nevada AHA). She completed her undergraduate degree in the History of Art at the University of California, Berkeley and received her graduate degree in Historic Preservation (Building Technology) from the University of Oregon.
Schäf is an expert in architectural photography with a practiced understanding of historic structures. He has completed documentary building and engineering surveys for architectural historians, municipalities and cultural resource management firms. His documentary photographs have been used to nominate sites to the National Register of Historic Places and as CEQA and Section 106 mitigation measures. He specializes in large format 5x7 and 4x5 film photography adhering to Secretary of the Interior's Standards for Architectural and Engineering Documentation, which are transmitted to the Library of Congress Historic American Buildings Survey (HABS), Historic American Engineering Record (HAER) and Historic American Landscapes Survey (HALS) collections. Subjects of his work include historic buildings, transportation and utility projects, bridges and range from a Cold-War stealth ship to an 1840 Adobe. Schäf is currently an adjunct professor at CA State University Northridge.
Sarah is an architect and conservator with over thirteen years of experience in the conservation and restoration of architecture, sculpture, art objects, and documents and works of art on paper. She has been working with Architectural Resources Group and ARG Conservation Services since January 2015. Prior to ARG, Sarah was associate conservator at Griswold Conservation Associates and Rosa Lowinger and Associates, associate preservation architect at Wiss, Janney, Elstner Associates, and started her carrer at Jameson Architects in her hometown of Little Rock, Arkansas. Sarah has a broad range of materials conservation experience with specialties in stone, terra cotta and bronze. Sarah is a Professional Associate of the American Institute for Conservation of Historic and Artistic Works (AIC). She holds a bachelor’s degree in architecture, and a master’s degree in historic preservation.
Elizabeth recently joined the National Park Service Intermountain Regional Office’s Historic Preservation Program as Regional Historical Architect, in Santa Fe, NM. She oversees and guides the treatment of park historic built resources, provides architectural and technical assistance, as well as expertise for Section 106 and 110 reviews to NPS IMR parks and other federal and local agencies. Elizabeth also supports the Vanishing Treasures program covering the NPS Intermountain, Pacific West, and Alaska regions. Current projects include preservation of mud plaster murals, earthen architecture, and addressing preservation challenges on Mid-Century Modern architecture in the Mission 66 program. Previously she served as Historical Architect for Grand Canyon National Park and Pacific West Regional Cultural Resources office. Elizabeth is a licensed architect in CA and received NPS STAR Awards in 2011-12, and 2015, and the 2010 Alumnae/i Award from Goucher College’s Historic Preservation MA program.
Besty has over 25 years of experience in all aspects of project development, from project designer and architect to project management and currently a Senior Project Manager at Page & Turnbull in San Francisco. She has worked on a variety of projects ranging from retail stores to large corporate campuses. Much of Betsy’s work has been on the renovation and restoration of historic buildings inclusive of the window replacement and façade stabilization of The Cloisters in New York City, as part of the Metropolitan Museum of Art, and historical analysis and documentation for the Natchez National Historic Park in Natchez, Mississippi, including the original structures and historic landscape.
Alan has almost 20 years of preservation experience, ranging from hands-on restoration of medieval properties in the UK to his current role deploying emerging technologies for the non-destructive evaluation and measured survey of structures. As Director of Operations for GBG USA Inc, he leads the Los Angeles subsidiary of the UK-based forensic engineering company, taking care of business development whilst managing a range of technical preservation projects. With a background in engineering (University of Hertfordshire, UK, BEng. (Hons.) Mechanical Engineering) and expertise in data collection & analysis, Alan specializes in the documentation of the built environment, providing highly accurate and detailed construction arrangement and condition assessments. His notable projects include Hearst Castle in San Simeon, CA. Alan brings a broad network of professionals, a unique insight on preservation technology and an enthusiastic approach to educating the AEC industry.
Kelly is currently Project Specialist for the Earthen Architecture Initiative, Seismic Retrofitting Project at the Getty Conservation Institute (GCI). For the past 16 years, she has worked on preservation projects in the US and abroad including Turkey, Italy, Bulgaria, Hong Kong, and Taiwan in the private sector, at public agencies, and for academic institutions. At the GCI, she is responsible for the development of construction documents including the seismic rehabilitation of two adobe structures in Peru, as well as facilitating its implementation with the Ministry of Culture. Before the GCI, Kelly was Preservation Technical Specialist and Preservation Enforcement Planner at San Francisco Planning Department, Preservation Project Manager at The Presidio Trust, and Project Manager at Architectural Resources Group. She has an architecture degree from UC Berkeley and master's in historic preservation (architectural conservation) from the University of Pennsylvania.