ABC Window Cleaning Supply
http://www.window-cleaning-supply.com/

Building Owners & Managers Association International (Boma)
www.boma.org

Contracting Profits, Trade Press Publication
www.cleanlink.com

Green Seal
www.greenseal.org

Occupational Safety and Health Administration
www.osha.gov

U.S. Green Building Council (USGBC)
www.usgbc.org

The Housekeeping Channel
www.housekeepingchannel.com

Center for Disease Control
www.cdc.gov

Feasterville Floor
www.feastervilleflooringamerica.com

Trico Lift
http://www.tricolift.com

IWCA
www.iwca.org

Phillip Rosenau Janitorial Supplies
www.philiprosenau.com

Johnson Diversity
www.johnsondiversey.com

Pro Team Vacuums
www.pro-team.com

Saniguard
www.saniguard.com