Luzhongtai Stone Industry Co Ltd
Manufacturer and exporter of construction stones including sand stones, paving stones, wall stones, cubic stones, border stones, pure white marble, tombstone, stone carving.
http://www.luzhongtai.com/EN/INDEX2.HTM

Roof Genius
Roof calculator, calculates a detail list of roof materials, and a complete estimate. Two ways to determine roof pitch. Offers tips and how to's on roofing. [Windows 95/98/2000/Me/XP/NT]
http://roofgenius.com/

Ancient Stones
Ancient Stones - a guide to the standing stones, stone circles, boundary stones, chambered cairns, named stones and other sacred sites of the South of Scotland, covering the Scottish Borders, Dumfries & Galloway, East and West Lothian, Midlothian and the Kingdom of Fife.
http://www.ancient-stones.co.uk

Stick & Stones Unlimited Inc.
Produces sharpening stones, honing and dressing sticks, and oil stones.
http://www.sticksandstonesunl.com/

Stone Age Pvt Ltd.
Export house for natural building stones such as slate, sandstone, limestone, quartzite, granite, marble, cobble stones, pebble stones, lava rock.
http://www.stoneagepltd.com/

Decra Roof Systems:
Roof coverings using lightweight roof tiles for all roofs down to a ten degree pitch. UK.
http://www.decra.co.uk/

StoneWords Engraved Stones
Custom stone engraving, engraved stones, diamond crystal paperweights,logo,mini pocket stones,garden,bridal favors, wedding gifts,precious,semi-precious,jewelry,decor,crystals,Serpentine,Jade,Pendants,pocket,corporate,pet memorials,cat,dog,garden,gifts,rehearsal dinner,water fountains,grave markers,feng shui,head,quotes,motivational,gifts,stepping,table,graduations,gemstones,life,inspirational,bible,stress relief,
http://www.stonewords.com/

Roof Products, Inc.
Manufacture prefabricated roof curbs and other roof accessories. Products include expansion joints, equipment supports, adapters, and ice deflectors.
http://www.rpicurbs.com/

Roof Coatings Manufacturers Association
Roof Coatings Manufacturers Association (RCMA) represents manufacturers of cold-applied roof coatings and cements. RCMA’s site offers product information and the latest roof coating news.
http://www.roofcoatings.org/

Fibreglass Roof Decking
Roof Decking From Dura Composites Ltd
http://www.roofdecking.co.uk