- Board of Certified Professional Organizers (BCPO)
- Children of Compulsive Hoarders
- FindMyOrganizer national online directory of professional organizers
- Getting Organized Magazine
- Hoarding CleanUp
- Institute for Challenging Disorganization (ICD)
- Janitorial Cleaning Services New York Inc.
Someone did an excellent job of compiling an explanation of Professional Organizing and links to additional information about the industry. And thank you to the students of Ms. Holden's class for telling me about this article.