Urban Research and Training Consultancy Ltd
Promotes sustainable urban development through providing affordable high quality research and training services.
http://www.urban-research.net/

Urban Ecology Research Project
Research and education in urban ecology at the University of Washington at Seattle. Data, models, research, projects and courses in urban ecology.
http://www.urbaneco.washington.edu/

USDA Forest Service, Urban Forest Research
This site describes the research conducted by the Urban Forest Effects on Environmental Quality Unit of the USDA FS; we offer data, publications and various software tools related to collecting urban forest data, and quantifying the fores effects on environmental quality and human health
http://www.fs.fed.us/ne/syracuse/index.html

Western Center for Urban Forest Research and Education
your description here
http://wcufre.ucdavis.edu/

Institute of Urban and Regional Development
University of California, Berkeley unit conducts research into urban and regional growth and decline.
http://www-iurd.ced.berkeley.edu/

Scottish Urban Archaeological Trust
This trust based at Perth aims to study the origins, function and development of urban centres through excavation, fieldwork and research. Services provided.
http://www.suat.co.uk/index.htm

Urban Environmental Management
The UEM Homepage is an output of the Urban Environmental Management Research Initiative (UEMRI), a grouping of urban planning researchers from around the world. It looks at urban areas as the intersection of natural, built, and socio-economic environments.
http://www.gdrc.org/uem/

Urban and Regional Innovation Research Unit (Urenio)
Information related to Regional and Urban Development / Innovation / Planning, Innovation tools and related projects, Virtual Innovation Environment, Intelligent cities and regions
http://www.urenio.org/

Urban Land Institute
Nonprofit education and research institute with focus on the use of land in order to enhance the total environment. Information on urban planning, growth, and development.
http://www.uli.org/

Urban Insight
Urban Insight provides Web development services and Internet strategies to the urban planning and development industry.
http://www.urbaninsight.com