| Preformance Pipe (Auburn, MA)
|
| Pw Eagle Inc (Perris, CA)
|
| Rinker Materials Poly Pipe Inc (Gainesville, TX)
|
| Rocky Mountain Pipe Co (Denver, CO)
|
| Salta Pipe Co (Abilene, TX)
|
| Samson Plastic Pipe Inc (Samson, AL)
|
| Sanilac Drain & Tile (Sandusky, MI)
|
| Severe Service Sales Inc (Odessa, TX)
|
| Silver Line Plastics Corp (Lawton, OK)
|
| Southline Pipe (Houston, TX)
|
| Southwest Sales Inc (Roanoke, VA)
|
| Spinnenweber Supply Co (Port Ewen, NY)
|
| Springfield Plastics Inc (Auburn, IL)
|
| Sunbelt Innovative Plstcs Inc (Slidell, LA)
|
| Superlon Plastic Pipe Co (Tacoma, WA)
|
| T E Toomey Co (Wakefield, MA)
|
| Taylor Made Plastics Inc (Sarasota, FL)
|
| Tba (Ocoee, FL)
|
| Thermal Pipe Systems (Wilmington, DE)
|
| Triple Tree Precisioin Fab (Friendswood, TX)
|
| Universal 100 Products (Winter Park, FL)
|
| Utilities Supply Co (Woburn, MA)
|
| Vinyltech Inc (Phoenix, AZ)
|
