| Company | page# | URL | Phone |
| Advantica Electric | 11 | www.advanticaelectric.com | +1 717 724 1900 |
| ASPEN | CVR4 | www.aspeninc.com | +1 650 347 3997 |
| Bigwood Systems | 10 | www.bigwood-systems.com | |
| Burns & McDowell | 19 | ||
| Busarello+Cott+Partner Inc | 5,7 | www.neplan.ch | +1 01141449143666 |
| Commonwealth Associates | 16 | www.cai-engr.com | +1 517 788 3000 |
| Composite Technology | 23 | www.compositetechcorp.com | +1 949 428 8500 |
| CYME | CVR 2 | www.cyme.com | +1 800 361 3627 |
| DIgSILENT GmbH | 3 | www.digsilent.de | +49 7072 9168 0 |
| Dow Wire & Cable | 85 | www.dogwireandcable.com | +1 800 441 4DOW |
| EDSA | 83 | www.edsa.com | +1 858 675 9211 |
| ElectroComposite | 86 | www.eci-co.com | +1 450 430 1181 |
| Electrocon International | 92 | www.electrocon.com | +1 888 240 4044 |
| Energy Consulting International | 17 | www.eciqs.com | +1 212 913 9154 |
| EnerSys | 15 | www.enersys.com | |
| ETAP/Operation Technology | 9 | www.etap.com | +1 949 462 0100 |
| GE Multilin | 93 | www.GEmultilin.com | +1 800 547 8629 |
| Manitoba HVDC Research | 81 | www.pscad.com | +1 204 989 1240 |
| Nexant | 20 | www.nexant.com | +1 480 345 7600 |
| Nix of America | 6 | www.arinix.com | +1 408 971 3115 |
| Omicron | 21 | www.omicronusa.com | +1 713 830 4660 |
| Parc | 80 | www.parc.com | |
| PowerTech Labs | 90 | www.dsatools.com | |
| PowerWorld Corporation | 22 | www.powerworld.com | +1 217 384 6330 |
| RTDS Technologies, Inc. | 14 | www.rtds.com | +1 204 989 9700 |
| SES Ltd. | 95 | www.sestech.com | +1 800 668 3737 |
| Siemens Power Technologies | 97,99, 101, CVR3 | www.usa.siemens.com | +1 518 395 4PTI |
| SKM Systems Analysis | 13 | www.skm.com | +1 800 232 6789 |
| Test Laboratories International | 16 | www.tli-inc.com | +1 979 680 0801 |
| V & R Energy | 91 | www.vrenergy.com | +1 310 979 5966 |
| CribMaster | 96 | www.cribmaster.com | +1 888 419 1399 |