AWS.org: American Welding Society

Deltaconne International: Pipe Tools and Welding Accessories

Hijswerk: Links Pertaining to Rigging - International

PlumbingNet.com: Internet Plumbing Manufacturer's Address Directory

Portable Pipe Vise:  Movable Pipefitting Clamp

Powder-Booths.com: Powder Coating System Experts

Accordion Doors: Wood accordion doors and security accordion doors.

Northwest Electric Generators: Specialize in Electric Generators

Stagesmith.com: Custom Metal Fabrication in the Greater Seattle Area

GeorgeBrazil.net:  Plumbing, Heating, Air, Electrical in Greater Los Angeles Area

AamesPlumbing.com:  Plumbing, Septic, Heating and Air in Atlanta

CraigsContractors.com: Affordable solutions for airconditioning installation, plumbing and heating.
Plumbers Orange County: Affordable solutions for airconditioning installation, drain cleaning, plumbing and heating.
aaaparkitoutdoors.com: Offers picnic tables, benches, and trash receptacles for outdoor parks.       
allrubbersurfaces.com:  PlayScapes Systems provides Playground Rubber Surfacing.