1. Allied Tube & Conduit
2. Ameristar Fence Products Incorporated
3. Animex Fencing & Mitigation Solutions
4. Associated Materials Llc
5. Bekaert
6. Betafence Nv (Pr?sidiad)
7. Certainteed Corporation
8. Gregory Industries Inc
9. Jerith Manufacturing Company Inc (Assa Abloy Ab)
10. Long Fence Company Inc
11. Ply Gem Holdings Inc
12. Poly Vinyl Creations Inc