MML Dance  
   Manufacturer of portable dance barres to suit all levels of ability.
   http://www.ballet-barre.co.uk/

Alva's  
   Ballet barres, floors, mirrors, music, dancewear, and supplies. Studio design and set-up. San Pedro, California.
   http://www.alvas.com/

Bounceback  
   Indexable freestanding portable ballet and dance barres for the professional and home user.
   http://www.mjmc.freeserve.co.uk/balletbarres.htm

Dance Equipment International  
   Sales of sprung, Marley type and portable dance floors, tap dance floor mats, stage flooring, ballet barres, glassless mirrors, and gym mats.
   http://www.danceequipment.com/