- Custodial Worker's Resource
- Page http://custodian.info/
- A worker's resource for custodial, janitorial, maintenance workers and other service professionals. Included are a message board, information on safety, floor care, maintenance and unions.
- The Work Foundation
- Page http://www.theworkfoundation.com/
- Offers research, consultancy and advocacy to make workplaces more effective, successful and fulfilling.