Ann C.V. Harrer

Associate Principal


Ann Harrer has broad experience with the assessment of existing building facades and structural systems, historic preservation, materials testing, and field inspections. She has investigated and participated in the restoration of historic and architecturally significant structures. Ms. Harrer has experience with different building materials including brick, terra cotta, marble, limestone, cast stone, as well as concrete building facade and structural elements. In addition to performing construction observations, she has performed investigations, analyses, and development of repair designs for both structural and nonstructural elements in the built environment.

Ms. Harrer is the author of multiple papers and articles, and has presented on topics related to the assessment, conservation, and repair of concrete structures and other building materials. Ms. Harrer is the 2019 president of the American Concrete Institute, Southern California Chapter. She is also the 2019 recipient of the American Concrete Institute Young Member Award for Professional Achievement.


Condition Assessment

  • Central Artery/Tunnel Project (The Big Dig) - Boston, MA: Inspection of various elements of the Central Artery/Tunnel Project and Sumner and Callahan tunnels, and assistance in the writing and development of the eleven-volume final report
  • Ritz Carlton, Laguna Niguel - Laguna Niguel, CA: Investigation of deterioration at the post-tensioned concrete parking garage. Development of repairs to concrete and post-tensioning
  • Boston Housing Authority - MA: Inspection of various properties for building envelope deterioration and sources of water infiltration
  • Multi-Unit Residential throughout Southern California: Condition assessment of building enclosure and development of recommendations for a prioritized and phased repair approach to address ongoing issues and concerns


Repair and Rehabilitation Design

  • Loews Santa Monica - Santa Monica, CA: Investigation, repair design, and construction administration for post-tensioned concrete parking garage
  • Santa Ana Federal Building - Santa Ana, CA: Assessment, repair design, and construction administration for architectural precast concrete structure
  • Pacific Asia Museum - Pasadena, CA: Investigation of moisture intrusion through below-grade concrete walls; development of repairs and water management for storage areas at the historic building
  • The Knolls and Westlake Canyon - Thousand Oaks, CA: Assessment of and development of repair for exposed wood landings, balconies, and guardrails
  • Beverly Wilshire Hotel, Beverly Wing - Beverly Hills, CA: Inspection, repair design, and construction observation for concrete balcony repairs
  • Fenway Park - Boston, MA: Inspection and construction observation during concrete seating bowl repairs and work in sections of the park constructed in 1912 and 1934
  • Harbor Towers - Boston, MA: Inspection of existing conditions, development of repairs, and testing of water-resistant coating of concrete facade


Historic Preservation

  • Salk Institute for Biological Studies - La Jolla, CA: Investigation, repair design, and construction observation for teak wood window conservation project; investigation and development of architectural concrete repair protocol
  • Ford Theatres - Los Angeles, CA: Repair documents for concrete restoration of the amphitheater interior
  • The Bollman House - Los Angeles, CA: Historic Structures Report preparation and Mills Act program assistance
  • Fairmont Copley Hotel - Boston, MA: Preparation of construction documents and construction phase services for terra cotta facade element repairs
  • Fenway Park - Boston, MA: Development of concrete repair procedures to match historic architectural seating bowl concrete originally constructed in 1912 and 1934
Professional Affiliations

American Concrete Institute, Southern California Chapter
Association for Preservation Technology International - Western Chapter
International  Concrete Repair Institute


Civil Engineer in CA and NV
Professional Engineer in MA


University of Illinois at Urbana-Champaign
Bachelor of Science, Civil Engineering, 2003
Master of Science, Civil Engineering, 2005