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San Francisco, California 94111
Monday – Friday, 8:00am – 5:00pm
+1 415 828 1451
 

Meet The Team


Conservators, Construction Managers, and Architects.

All under the same roof.

David P. Wessel, AIC, FAPT

Principal

David is the CEO of ARG/CS and a trained architectural conservator with more than 25 years' experience in the conservation of cultural resources. David directs ARG/CS' conservation projects and is responsible for developing specialized treatments for stabilization, repair, and restoration of cultural property.

Jennifer Correia

Principal

Jennifer has worked as a preservation professional in both the public and private sectors. Her experience includes work in the compliance department at the Presidio Trust of San Francisco and as a Project Manager for the San Francisco Arts Commission. She has previously worked at ARG/CS as both a Project Manager and conservator.

Dena Kefallinos

Project Manager, Conservator

Dena has a B.A. in both History and Art History from UC San Diego, an M.S. in Historic Preservation from Columbia University, and a Certificate in Project Management from UC Berkeley Extension. She has experience both in managing and performing hands-on work on historic buildings, monuments, and artwork. Dena creates and manages multi-phased restorations of exterior building facades and artworks. She also performs building and artwork surveys, cleaning tests, paint analysis of historic finishes, and drafts drawings and specifications.

Megan Carver

Project Manager, Conservator

Megan received her BSBA in Real Estate and Construction Management from the University of Denver, and an Advanced Certificate in Historic Preservation and Restoration Technologies from College of the Redwoods. Megan's expertise is in the conservation of interior and exterior architectural elements including wood, masonry, plaster, glass, and metals. Megan creates and manages multi-phased restoration projects, provides construction administration, performs historic structure and artwork surveys, and implements sensitive hands-on conservation repair techniques.

Johana Moreno

Senior Conservator

Johana is a fine arts conservator with over 17 years' experience working for art and archaeological museums and galleries, in addition to teaching at the university level in Colombia. She is a graduate of the Cultural Heritage Studies Program (Museology, Archaeology, and Restoration) at the Universidad Externado de Colombia. Johana specializes in assessment, and has developed and performed conservation treatments for a wide variety of modern and contemporary art pieces and archaeological and ethnographic artifacts.

Erik Sandell

Project Manager, Conservator

Erik holds an M.S. in Historic Preservation from Columbia University, where he focused on material conservation, and a B.A. in Art History and Sculpture from Willamette University. His expertise includes the conservation of stone, masonry, and metals, as well as the study of material degradation and preservation strategies. In addition to hands-on conservation, Erik specializes in façade inspection and compliance within San Francisco’s façade ordinance and has experience integrating design-build solutions for historic materials. He is involved in ARG’s rope access team, drawing on prior SPRAT certification to assist with complex access solutions for conservation and inspection projects.

Maria Hardman

Assistant Project Manager

Maria Hardman specializes in conservation and restoration, with expertise in murals, decorative finishes, plaster, and metals. She began her career as a conservation technician before traveling nationwide to work on state capitols, churches, museum collections, and theaters. As an on-site foreman, she has led multidisciplinary teams, overseeing complex restoration projects. Maria holds a Bachelor of Fine Arts from the Maryland Institute College of Art.

Daniel Webb

Superintendent

Dan has 42 year’s experience in high-rise construction, also serving as an inspector of cranes and aerial equipment for façade workers. In addition, he consults on vertical safety operations of high work and performs rope access work in difficult and seemingly impossible locations. Dan teaches technical rope rescue and serves as a volunteer search and rescue officer.

Scott Hahn

Accounting/Office Manager

Barrett Anderson

Administrative & Marketing Assistant