Currently, she is Undersecretary for Urban and Territorial Development for the Federal Government in Mexico.
A Honorary Fellow of the American Institute of Architects, the Royal Architectural Institute of Canada, the Japan Institute of Architects, and the Royal Institute of Australian Architects, honorary member of the Royal Institute of British Architects and of the Spanish Council of Architects.
From 2001 to 2003, she was Director of Architecture of the National Institute of Fine Arts of Mexico. She was General Director of Urban Development for the municipality of Huixquilucan, State of Mexico - MEXICO, 2003 – 2004
Mrs. Topelson was President of the International Union of Architects (UIA) 1996 – 1999. Named Mexico’s Woman of the Year 1996. She coordinates the Housing Documentation and Research Center (CIDOC), Mexico, founded in 2000 where she has promoted research projects, among them the annual Study “The State of Mexico’s Housing”.
During her career as a partner in the architectural firm Grinberg & Topelson, she has developed projects in the fields of housing, industry, education, culture and low-income housing. In addition to her work in private practice, Sara has been a professor at the Universidad Anahuac, conducting workshops in urban and architectural design and teaching history of architecture for 25 years. She received in May 2000 the Academic’s Merit Medal, for 28 years of Excellency in academic work.