| Olympia Tile International Inc. | |
| 3303 - 11 Street S.E. | 287-1070 |
| Calgary, Alberta | Fax 243-1888 |
| T2G 3G8 | |
| Mr. Garnet Siry | garnet@olympiatile.com |
| Omega Joists Inc. | |
| #15, 2000 Pegasus Road N.E. | 250-7871 |
| Calgary, Alberta | Fax 250-7178 |
| T2E 8K7 | |
| Mr. Brian Moon | bmoon@omegajoists.com |
| Omicron Construction Management Ltd. | |
| 400, 926 - 5 Ave. S.W. | 403-250-1833 |
| Calgary, Alberta | Fax 403-250-1877 |
| T2P 0N7 | |
| Mr. Dan Vanderwerff | dvanderwerff@omicronaec.com |
| On-Site Equipment | |
| 4915 - 43 St. S.E. | 247-3300 |
| Calgary, Alberta | Fax 247-7600 |
| T2B 3N4 | www.onsiteequipment.com |
| Mr. Randy Hodgson | rhodgson@onsiteequipment.com |
| On-Site Security Inc. | |
| 4910 Builders Rd. S.E. | 265-7337 |
| Calgary, Alberta | Fax 265-7338 |
| T2G 4C6 | www.onsitesecurityinc.com |
| Mr. Doug Kinley | dougk@onsitesecurityinc.com |
| Opus Corporation | |
| 1702 - 4 St. S.W. | 403-209-5555 |
| Calgary, Alberta | Fax 403-244-8943 |
| T2S 3A8 | www.opuscorp.ca |
| Mr. David Cukulin | dc@opuscorp.ca |
| Oskar Construction Ltd. | |
| P.O. Box 774 | 403-678-1118 |
| Banff, Alberta | Fax 403-678-0323 |
| T1L 1A8 | |
| Mr. Oskar Piefnasik | oskarconstruction@shaw.ca |
| Over & Above Reno's & Contracting Ltd. | |
| 12970 Coventry Hillway N.E. | 403-726-1299 |
| Calgary, Alberta | Fax 403-726-1229 |
| T3K 5R2 | www.overandabove.ca |
| Mr. John Wipf | jwipf@overandabove.ca |
| Owens Corning Canada | |
| 3450 McNicoll Avenue | 1-866-446-0432 |
| Scarborough, ON | Fax 1-866-262-2607 |
| M1V 1Z5 | www.owenscorning.com |
| Mr. Mark Geres | mark.geres@owenscorning.com |