High Technology Crime Investigation Association
Association of high-technology criminal investigators.
http://www.htcia.org/

International Association for Healthcare Security and Safety
Professional security management association.
http://www.iahss.org/

American Society for Industrial Security (ASIS)
Organization dedicated to increasing the effectiveness and productivity of security professionals. Provides educational programs and materials.
http://www.asisonline.org/

National Society of Professional Insurance Investigators
Membership, education, and recognition information.
http://www.nspii.com/

Society of Former Special Agents of the Federal Bureau of Investigation
Publications and member information.
http://www.socxfbi.org/

California Association of Licensed Investigators
Licensed private investigators and private patrol operators in California.
http://www.cali-pi.org/

World Association of Professional Investigators
New investigation organization in London.
http://www.wapi.com

Independent Armored Car Operators Association
An association for privately owned armored car companies and to establish high standards of operation and insurance.
http://www.iacoa.com/

American Polygraph Association
Organization dedicated to providing a valid and reliable means to verify the truth and establish the highest standards of moral, ethical, and professional conduct in the polygraph field.
http://www.polygraph.org

American National Standards Institute
A recognized organization whose primary goal is the promotion of voluntary consensus standards and conformity assessment systems in the U.S.
http://www.ansi.org

International Association of Auto Theft Investigators
Formed to improve communication and coordination among professional auto theft investigators.
http://www.iaati.org/

International Association of Campus Law Enforcement Administrators
Informational web site.
http://www.iaclea.org/

International Association of Professional Security Consultants
Members are independent, non-product affiliated consultants pledged to meet client needs with professional services.
http://www.iapsc.org/

International Security Management Association
Organization of senior security executives.
http://www.ismanet.com/

National Classification Management Society
Classification management and information security organization.
http://www.classmgmt.com/

Society of Competitive Intelligence Professionals
The premier online community for knowledge professionals all around the globe.
http://www.scip.org/

International Professional Security Association
Promotes security professionalism in the United Kingdom.
http://www.ipsa.org.uk/

Canadian Alarm and Security Association
Represents alarm installers and monitoring companies in Canada.
http://www.canasa.org

National Australian Security Providers Association
Australian industry association.
http://www.naspa.com.au/

Associated Locksmiths of America
Professionals engaged in locksmithing business.
http://www.aloa.org

American Society for Testing and Materials
ASTM develops technical standards for industry worldwide.
http://www.astm.org

ASIS- Phoenix Chapter
Phoenix, Arizona chapter of the American Society for Industrial Security.
http://www.asisphoenix.org

Door and Hardware Institute
A professional organization that serves as the resource for education and information on doors, hardware, security and specialty products for the architectural openings industry.
http://www.dhi.org

European Society for Automatic Alarm Systems.
A European platform for promoting security and protection engineering.
http://www.eusas.ch/

Irish Security Industry Association
Organization promotes professional standards. Dublin.
http://www.isia.ie/

ASIS - San Francisco Bay Area Chapter
San Francisco Bay Area Chapter of the American Society for Industrial Security.
http://www.sfasis.org

Association of Christian Investigators
A professional association for investigators designed to bring integrity to the industry and to provide a non-competitive environment for members to share information.
http://www.a-c-i.org

Security Industry Online
Represents manufacturers of security products and services.
http://www.siaonline.org/

California Alarm Association
To provide a vehicle to promote growth and professionalism within the alarm industry throughout the State of California
http://www.caaonline.org

National Council of Investigation and Security Services
Organization for the investigation and guard industry.
http://www.nciss.com

New York Association of In-house Locksmiths, Inc.
Non-profit educational association for in-house locksmiths employed by colleges, hospitals, and hotels in the greater New York City area.
http://www.locksmith.org

South Carolina Private Investigators Association
A PI association that educates the private and legal investigator throughout the Southeast.
http://www.scalinv.com

California Association of Photocopiers & Process Servers
Statewide trade association for California. Features upcoming events, continuing education, and membership application.
http://www.capps.org/

United States Process Servers Association
United States trade association.
http://www.usprocessservers.com/

COVAPPS
Commonwealth of Virginia Association of Professional Process Servers with links to the national and various other associations.
http://members.tripod.com/~covapps/

Master Locksmiths Reference
UK locksmiths resource provides information for consumers and the locksmith industry.
http://master-locksmith.co.uk

P.I.R.L /PI Resources and Locator
Your online community of Private Investigators. An association geared toward the investigative community.
http://www.piresourcesandlocator.com

ASIS Cleveland Chapter
The website for the Cleveland, Ohio chapter of The American Society for Industrial Security.
http://www.asiscleveland.com

Technology Asset Protection Association Europe
An association of security professionals and related business partners from technology companies who have organized for the purpose of addressing the emerging security threats that are common to the high-tech industry.
http://www.tapaemea.com

Illinois Electronic Security Association
Professionally serving the interests of the electronic security industry in Illinois for its members and consumers
http://www.iesa.net

Federal Association of Security Officials
Works closely with the Canadian government and the security industry to organize training seminars, workshops, and conferences, and obtain briefings in such areas as new developments and new technologies.
http://faso-afrs.ca/

National Security Inspectorate (NSI)
The national body inspecting firms providing security systems across the UK. It brings together two well established organisations, National Approval Council for Security Systems (NACOSS), and the Inspectorate of the Security Industry (ISI) covering electronic services and manned services respectively.
http://www.nsi.org.uk

Neighbourhood Watch Association in East Staffordshire
Neighbourhood Watch organization for members and other residents interested in preventing crime and nuisance in East Staffordshire, England.
http://uk.geocities.com/esnwa/

Professional Investigators and Security Association (PISA)
A professional organization consisting of private investigators and security services professionals in the Commonwealth of Virginia.
http://www.pisa.gen.va.us

ASIS - Denver Chapter
Denver, Colorado, the Mile-High Chapter of the American Society for Industrial Security.
http://www.asisdenver.com

Council of International Investigators
International organization of private investigators and security consultants established in 1955 with membership in over 45 countries.
http://www.cii2.org

International Hologram Manufacturers Association
Association dedicated to dedicated to promoting the interests of quality hologram manufacturers worldwide and to helping consumers achieve their security, packaging, graphic and other objectives through the efficient use of holography.
http://www.ihma.org

Jewelers' Security Alliance
A non-profit trade association that has been providing crime prevention information and assistance to the jewelry industry and law enforcement since 1883.
http://www.jewelerssecurity.org/

Time Finance Adjusters
Association of recovery agents. Publishes a free guide giving information about recovery companies, coverage, and services.
http://www.tfaguide.net

Association of British Investigators
UK based professional body for investigators and private detectives with a world wide membership. Information articles and members directory.
http://www.theabi.org.uk/

Guild of Security UK Ltd
Guild of British Security Officers providing industry news, product reviews, discussion forums and monthly newsletter.
http://www.guildofsecurity.co.uk

National Association Of Bail Enforcement Agents
The Association provides Bail Enforcement Training, Bail Enforcement, Bail Bonds, Process Services, Private Investigations, Surveillance and Skip Tracing.
http://www.nabea.org

National Neighborhood Watch Institute
Advice on how to start a neighbourhood watch scheme and material to support neighbourhood watch operations.
http://www.nnwi.org

Arizona Association of Licensed Private Investigators
Promote and maintain the highest ethical practices in the profession of Private Investigating
http://www.aalpi.org/

Florida Association of Licensed Recovery Agents
Member and convention information.
http://www.flacars.org/

International Foundation for Protection Officers
Training and certification of protection security officers.
http://www.ifpo.org/

South African Security Industry Associations
Directory listing of South African security associations.
http://www.security.co.za/associations.asp

Security on Campus, Inc.
Resource for college and university campus crime safety and security issues.
http://www.securityoncampus.org/

North Carolina Association of Private Investigators
The NCAPI provides one united voice for the private investigator's profession in relating to the PPSB and the North Carolina State Legislature.
http://ncapi.org

Illinois Association of Security Chiefs
Comprised of security professionals and represent both the public and private sectors of law enforcement, loss prevention specialists and related professions. Features news, events, membership information, links and contacts.
http://www.securitychiefs.org/

PSA Security Network
Co-operative organization of security product suppliers and system integration companies.
http://www.psasecurity.com/

International Biometrics Industry Association
Trade association representing developers, manufacturers, and integrators of biometric hardware and software.
http://www.ibia.org/

United Kingdom Professional Investigators Network
A network of private investigators and detectives throughout the United Kingdom exchanging knowledge and business.
http://www.ukpin.com

Association of Certified Fraud Examiners
Organization dedicated to fighting fraud and white-collar crime.
http://www.acfe.com/

International AntiCounterfeiting Coalition
Devoted to combating trademark and product counterfeiting.
http://www.iacc.org/

Crime Prevention Coalition of America
Interdisciplinary group mobilizing a nation to prevent crime.
http://www.ncpc.org/CPCA/

National Association of Professional Process Servers
A worldwide organization that provides a newsletter as well as conferences and training.
http://www.napps.org/