• Alberici Constructors (attended site visit)
  1005 Skyview Dr., Burlington, ON, L7P 5B1
  1-905-315-3000; Fax: 1-905-315-3001
  
• Armtec Ltd.
  370 Speedvale Ave. W. Ut. 2 Box 3000, Guelph, ON, N1H 6P2
  1-519-763-2360; Fax: 1-519-763-0437
  
• Bennett Contracting (attended site visit)
  P.O. Box 199, Millgrove, ON, L0R 1V0
  1-800-918-7468; Fax: 1-905-689-7289
  
• Deep Foundations Contractors
  29 Ruggles Ave., Thornhill, ON, L3T 3S4
  1-905-881-2882; Fax: 1-905-881-2564
  
• Dom Meridian
  1021 Meyerside Dr. Ut.10, Mississauga, ON, L5T 1J6
  905-564-5594; Fax: 905-564-5595
  
• Envirocan
  2 Marconi COurt, Unit 15, Bolton, ON, L7E 1E5
  905-951-9672; Fax: 905-951-3195
  
• FCM Construction
  2401 Royal Windsor Dr., Oakville, ON, L6J 7X6
  905-339-0990; Fax: 1-905-339-0841
  
• Gilbert Steel Ltd.
  1650 Britannia Rd.E., Mississauga, ON, L4W 1J2
  905-670-5771; Fax: 905-670-5668
  
• Gowing Contractors (attended site visit)
  144 Sugar Maple Rd. Box 70, St. George, ON, N0E 1N0
  1-519-448-4711; Fax: 1-519-448-3557
  
• Grand Valley Construction Association
  25 Sheldon Dr., Cambridge, ON, N1R 6R8
  1-519-622-4822; Fax: 1-519-621-3289
  
• Hamilton-Halton Construction Association
  370 York Blvd. Ste. 100, Hamilton, ON, L8R 3L1
  1-905-522-5220; Fax: 1-905-572-9166
  
• Hanson Pressure Pipe
  5387 Bethesda Rd, Stouffville, ON, L4A 7X3
  1-905-640-5151; Fax: 1-905-640-0404
  
• Hodgson-Form & Construction Ltd.
  15691 Duffy's Lane, Caledon, ON, L7E 3C8
  905-880-8448; Fax: 905-880-0717
  
• Industrial Electrical Contractors (attended site visit)
  93 Penn Dr., North York, ON, M9L 2B1
  416-749-9782; Fax: 416-749-8720
  
• Industro Tech (attended site visit)
  2886 Daniel Johnson, Laval, QC, H7P 5Z7
  416-527-2450; Fax: 905-756-2103
  
• JDCMI
  425 Hespeler Rd., Cambridge, ON, N1R 8J6
  1-519-249-1568; Fax: 1-519-249-0557
  
• Kenaidan Contracting (attended site visit)
  1275 Cardiff Blvd, Mississauga, ON, L5S 1R1
  905-670-2660; Fax: 905-670-9172
  
• Lexsan Electrical
  3328 Burnhamthorpe Rd.W., Oakville, ON, L6M 4H3
  905-847-6504; Fax: 1-905-847-0310
  
• Malfar Mechanical
  144 Woodstream Blvd., Woodbridge, ON, L4L 7Y3
  1-905-850-1242; Fax: 1-905-850-2630
  
• Maple Reinders (attended site visit)
  2660 Argentia Rd., Mississauga, ON, L5N 5V4
  905-821-4844; Fax: 905-821-4822
  
• MSU Mississauga
  2222 South Sheridan Way, Mississauga, ON, L5J 2M4
  905-823-4340; Fax: 905-823-4947
  
• Munro Concrete
  8807 Simcoe Rd. Ut.56, Utopia, ON, L0M 1T0
  1-800-461-5632, ext. ; Fax: 1-705-734-2920
  
• North America Construction (1993) Ltd. (attended site visit)
  21 Queen St. , Morriston, ON, N0B 2C0
  1-519-821-8000; Fax: 1-519-821-1111
  
• Northeast Pipe Co.
  1050 No.State St.,Mezzanine Ste.7, Chicago, IL USA, 60610
  1-312-587-8702; Fax: 1-312-587-8703
  
• Northwest Pipe Co.
  183 Northwest Dr., Washington, WV, USA, 26181
  1-304-863-3316; Fax: 1-304-863-6984
  
• Pro Aqua Shadrack
  512 King Street East, Suite 320, Toronto, ON, M5A 1M1
  416-861-0237; Fax: 416-861-9303
  
• Quantech Electrical
  17 Guardsman Rd., Thornhill, ON, L3T 6L2
  1-905-731-2343; Fax: 1-905-731-5772
  
• Salit Steel
  79 Main St. E., Grimsby, ON, L3M 1N7
  1-866-725-4878; Fax: 1-905-309-0344
  
• Summa Engineering
  6243 Northam Dr. , Mississauga, ON, L4V 1J2
  905-678-3388, ext. ; Fax: 905-678-0444
  
• Sutherland Schultz Inc. (attended site visit)
  401 Fountain St. North, Cambridge, ON, N3H 5P3
  1-519-653-5665; Fax: 1-519-653-5411
  
• Teslin Contractors
  31 Loggers Trail R.R.3, Newmarket, ON, L3Y 4W1
  1-905-642-1178; Fax: 1-905-642-1177
  
• Toronto Construction Association
  70 Leek Cr., Richmond Hill, ON, L4B 1H1
  416-499-4000; Fax: 416-499-8752
  
• Torsteel
  12905 Coleraine Dr., Caledon, ON, L7E 3B5
  905-857-8320; Fax: 905-857-8328
  
• Vision Almet
  6890 Davand Dr., Mississauga, ON, L5T 1J5
  905-564-2955; Fax: 905-564-2966
  
• W.A. Stephenson Mechanical Contractors
  22 Essex Avenue, Thornhill, ON, L3T 3Y7
  1-905-886-0934, ext. ; Fax: 1-905-881-7655