| ACR | Refrigeration | American Lokring Corp. | http://www.lokringusa.com |
| ACR | Refrigeration | Anderson Fittings | http://www.andersonfittings.com |
| HiPurity Stainless Steel | VCR | Cajon | http://www.swagelok.com |
| HiPurity Stainless Steel |
| Valex | http://www.valex.com |
| Stainless Steel |
| Swagelok | http://www.swagelok.com/ |
| Tube | Aluminum | American Lokring Corp. | http://www.lokringusa.com |
| Tube | Aluminum | H-P Products, Inc. | http://www.h-pproducts.com |
| Tube | Copper | American Lokring Corp. | http://www.lokringusa.com |
| Tube | Copper | Anderson Fittings | http://www.andersonfittings.com |
| Tube | Copper | Anvil International Corp., Inc. | http://www.anvilintl.com |
| Tube | Copper | Brass Craft Mfg. Co. | http://www.brasscraft.com/ |
| Tube | Copper | Copper Development Association Inc | http://www.copper.org |
| Tube | Copper | NIBCO Inc. | http://www.nibco.com |
| Tube | Copper | Sioux Chief Mfg. Co. Inc. | http://www.siouxchief.com |
| Tube | Copper | Tyco Fire & Building Products | http://www.grinnell.com |
| Vacuum |
| BOC Edwards Vacuum Technology | http://www.edwardsvacuum.com |
| Vacuum |
| MKS Instruments, Inc. | http://www.mksinst.com |
| Vacuum |
| Vacuum Technology, Inc. | http://www.vacuumtechnology.com |