- AIA - The American Institute of Architects
- AIC - Australian Institute of Criminology
- ANZSOC - Australian and New Zealand Society of Criminology
- Bo Gronlund - Homepage Bo Gronlund, CPTED Architect
- Bo Tryggt 05 - Stockholm Police Guidelines for Safe Housing (in Swedish)
- Boverket - National Board of Housing, Building and Planning in Sweden
- BRA - Swedish Crime Prevention Council (in Swedish)
- BLN/CES - Building Living Neighborhoods (USA)
- CAPSR - Center for Advanced Public Safety Research (University of New Haven, USA)
- CAP - Commonwealth Association of Planners (UK)
- CCA - California CPTED Association
- Copenhagen Stop Graffiti - Grafitty removal system, run by the city of Copenhagen (in Danish)
- Crime Prevention Victoria - Crime Prevention Victoria Knowledge Bank (Australia)
- Crime Reduction - Crime Reduction and Secure Design in the UK
- CSIR - CPTED in South Africa
- DAC - Design Against Crime Research Centre (UK)
- DDC - Design To Improve Life (DK)
- DCPC - Danish Crime Prevention Counsil (in English)
- Design Centre for CPTED - Design centre for CPTED Vancouver (Canada)
- DS - Danish Standards (in English)
- DFK - Deutsches Forum für Kriminalprävention
- DOCA - Designing Out Crime Association United Kingdom
- EUCPN - European Crime Prevention Network
- EUKN - European Urban Knowledge Network
- Fundacja - Secured Space Foundation in Poland (in English)
- Gated Communities - Research Network: Private Urban & Gated Communities, Mainz, D (in Englisch)
- GPN - Global Planners Network
- Home Office - Home Office United Kingdom
- ICA - International CPTED Association
- ICPC - International Center for the Prevention of Crime (Canada)
- Insecurities in European Cities - European research project 2001-2004 into fear of crime
- KRAD - Norwegian Crime Prevention Council (in Norwegean)
- LEEPAC - Law Enforcement Environmental Planning Association of California
- Lincoln Institute - Lincoln Institute of Land Policy (USA)
- NICIS - Netherlands Institute for City Innovation Studies
- NCPC - The National Crime Prevention Centre (Canada)
- NCPI - National Crime Prevention Institute (University of Louisville, USA)
- POP-Center - Center for Problem-Oriented Policing (USA)
- Rikoksentorjuntaneuvosto - Finnish National Council for Crime Prevention (in English)
- Royal Town Planning Institute - RTPI's International Development Network
- Safe-Growth - Neighbourhood crime and safety blog of Greg Saville (USA)
- Safer-community.net - General information about crime prevention/crime reduction in the UK
- SASCV - South Asian Society of Criminology an Victimology
- Tryggare Manskligare Goteborg - Ghotenburg Crime Prevention (in Swedish)
- UNCJIN - United Nations Crime and Justice Information Network
- UNICRI - United Nations Interregional Crime & Justice Research Intstitute
- Urban security - European forum for urban safety and security
- Weburbanist - Urban Design, Culture, Travel, Architecture and Alternative Art.
http://www.designtoimprovelife.dk