考城學社有限公司從事香港的城市研究、保育倡議、建築及社區設計，有以下目標︰
一、以跨學科的觀點和知識，促進規劃、建築、社區與城市研究；
二、建立香港城市演變和發展的歷史與論述，並用作保育香港建設、城市景觀及自然環境之理據基礎；
三、與公眾一同認識和討論城市空間與建設議題；
四、推動香港的社區設計，作為處理社會及城市議題的方法。
考城學社由何尚衡於2017年創立，用以建立香港樓書資料庫及達到上述目標，於2020年獲批為豁免繳稅的慈善機構（根據《稅務條例》第88條）。
Urban Studies Institute (USI) Limited is principally engaged in urban research, conservation initiatives, architecture and community design in Hong Kong, with the
following objectives:
1. To foster the researches of urban planning, architecture, community and urban studies, with interdisciplinary perspectives and knowledge.
2. To form/construct the history and narration of Hong Kong urban evolution and development which help establishing the bases and rationale for the conservation of Hong Kong construction, urbanscape and natural environment.
3. To understand and discuss the urban space and built environment issues of Hong Kong with the public.
4. To facilitate and implement community design in Hong Kong, as a mean to deal with the social and urban topics. Urban Studies Institute was founded by Alfred Ho in 2017, for the setting up of Hong Kong Property Brochures Archive and the objectives above, and was granted the status of a charitable institution under section 88 of the Inland Revenue Ordinance in 2020.
