Association of Play Industries
Association of Play Industries representing over 85% of the UK play industry
http://www.playindustries.org/

Play Signals as Punctuation: The Structure of Social Play in Canids
Paper by Marc Bekoff discussing the use by animals of specific signals primarily to initiate or maintain social play.
http://cogprints.org/158/00/199709003.html

Little Tikes Commercial Play Systems Inc.
Little Tikes Commercial Play Systems Inc. manufactures commercial playground equipment, play systems, play structures and contained play products designed to challenge, stimulate creativity and promote safe play for children.
http://www.ltcps.com/

Creative Woodworking Inc.
Rockland Woodworks - swing sets, playgrounds, playsystems, tree forts, outdoor furniture, folding adirondacks, sheds, gazebos, rose arbors - Baltimore Maryland Md Nationwide Shipping Available
http://www.creative-woodworking.com/

Family Enhancement & Play Therapy Center
Offers professional training and case consultation in play, filial, and family therapy. Includes information on continuing education, certifications, and play therapy ideas.
http://www.play-therapy.com/

Wildwood Playgrounds
Design and manufacture linked play structures with a variety of activities and panels for schools, museums, and municipalities. Also supply surfacings and site furniture.
http://www.wildwoodplaygrounds.com/

SOS Group
School and Office Supplies is a leading Irish manufacturer and distributor of furniture and equipment for nurseries, schools, colleges and universities. Our modern ranges of office chairs, desks, storage and display systems are complemented by furniture for bistros, cafes, churches and clubs.
http://www.sosgroup.co.uk/

Kimyee Furniture SDN BHD.
Furniture manufacturer and exporter of bedroom sets, hall cabinets, office systems, sofas, antique furniture, and metal furniture.
http://www.kf88.com/

Foliot Furniture Inc.
Leader Manufacturer of Hospitality and Residence Hall Furniture for Dormitory, Hotel and Motels / Foliot Meubles - Chef de file en fabrication de meubles pour résidences étudiantes, meubles institutionnels et d'hôtels
http://www.foliot.com/

Play Mart Inc
Manufactures playground furniture from Recycled Structural Polymers, RSP, a lumber made from 100% recycled plastic alternative to pressure treated wood.
http://www.playmart.com/