Members:   A - M Allied Engineering Services, Inc. Contact:  Doug Chandler 32 Discovery Drive Bozeman, MT 59718 Telephone:  (406) 582-0221 Fax:  (406) 582-5770 Email:  doug@alliedengineering.com   Anderson Consulting Engineers Contact:  William H. Anderson, P.E., P.L.S. 5520 Sourdough Road Bozeman, MT 59715 Telephone:  (406) 585-1484 Fax:  (406) 585-1485 Email:  bill@andersonmontana.com BRW P. O. Box 220 Helena, MT 59624 Telephone:  (406) 457-2902, ext. 7; cell 439-7434 Fax:  (406) 457-2906 Email:   CDM, Inc. Contact: Darrel Stordahl 50 West 14th Street Helena MT 59601 Telephone:  (406) 449-2121 Fax:  (406) 449-6768 Email: stordahldm@cdm.com   Con'eer Engineering, Inc. Contact:  William M. Lynch, P.E. 1629 Avenue D, Suite 7C Billings, MT 59102-3089 Telephone:  (406) 252-3237 Fax:  (406) 252-3276 Email:  billl@coneer.com   D J & A, P.C. Contact:  Vaughn Anderson 3203 South Russell Street Missoula, MT 59801 Telephone:  (406) 721-4320 Fax:  (406) 549-6371 Email:  vaughn@djanda.com   Engineering, Inc. Contact:  Rick Leuthold 1300 North Transtech Way Billings MT  59102 Telephone:  (406) 656-5255 Fax:  (406) 656-0967 Email:  eimail@enginc.com Electrical Consultants Inc 3521 Gabel Rd Billings MT 59102-7307 Telephone: 406-259-9933 FAX: 406-259-1164 E-mail: karen.mccomish@eciblgs.com GMT Consultants, Inc. Contact:  William Weikel P.O. Box 7847 Missoula, MT 59807-7847 Telephone:  406-543-4210 Fax:  (406) 543-4220 Email:  gmtmsla@bigsky.net Gordon-Prill-Drapes, Inc. Contact:  Bucky Kempa 524 First Avenue South Great Falls, MT 59401 Telephone:  (406) 452-9558 Fax:  (406) 727-9720 Email: bucky@gpdinc.com   Great West Engineering Contact: Dan McCauley 2030 - 11th Avenue, Suite 11 P.O. Box 4817 Helena, MT 59604 Telephone:  (406) 449-8627 Fax:  (406) 449-8631 Email:  dmccauley@greatwesteng.com HDR Engineering, Inc. Contact:  Donald L. McCammon 3075 North Reserve, Suite A Missoula, MT 59802 Telephone:  (406) 541-9758 Fax:  (406) 541-8131 Email:  dmccammo@hdrinc.com     HKM Engineering Inc. Contact:  Ron E. Billstein P.O. Box 31318 Billings, MT 59107-1318 Telephone:  (406) 656-6399 Fax:  (406) 656-6398 Email:  rbillstein@hkminc.com   Interstate Engineering, Inc. Contact:  Craig Canfield, P.E. P.O. Box 30215 Billings, MT 59107-0215 Telephone:  (406) 256-1920 Fax:  (406) 256-9178 Email:     Jackola Engineering Co. Contact:  Thor Jackola P.O. Box 1134 Kalispell, MT 59903-1134 Telephone:  (406) 755-3208 Fax:  (406) 755-3218 Email:  info@Jackola.com   Kadrmas Lee & Jackson Contact:  Mike Wamboldt, P.E. 2611 Gabel Road P. O. Box 80303 Billings, MT 59108 Telephone:  406-245-5499 Fax:  406-896.6201 Email:  mwamboldt@kljeng.com   Lacy & Ebeling Engineering, Inc. Contact:  Lee Ebeling P.O. Box 2464 Great Falls, MT 59403-2464 Telephone:  (406) 761-1088 Fax:  (406) 761-4026 Email:  l-e.eng@worldnet.att.net      Marvin and Associates Contact:  Robert R. Marvin, P.E. 1001 South 24th St. West, Suite 111 P.O. Box 80785 Billings, MT 59108-0785 Telephone:  406-655-4550 Fax:  406-655-4991 Email:  marvin@enginc.com   MKK Consulting Engineers, Inc. Contact:  Kathleen Stratton, P.E. 2501 Fourth Avenue North, Suite D Billings, MT 59101 Telephone:  (406) 256-1141 Fax:  (406) 256-1191 Email:  kstratton@mkkeng.com Morrison-Maierle Inc. Contact:  Rodger Foster P.O. Box 6147 Helena, MT 59604-6147 Telephone:  (406) 442-3050 Fax:  (406) 442-7862 Email:  rfoster@m-m.net Muth Consulting Engineers Contact:  Franklin R. Muth P.O. Box 3905 Missoula, MT 59803-3905 Telephone:  (406) 728-1321 Fax:  (406) 728-7204 Email:  muth@bigsky.net

Members:  N - Z Nishkian-Monks Contact: Ty Monks 27 E Main St Bozeman MT 59715 Phone: 406-582-9901 FAX: 406-582-9992 E-mail: ty-m@nishkian.com NTL Engineering & Geoscience Contact:  Ken Munski P.O. Box 3269 Great Falls, MT 59403-3269 Telephone:  (406) 453-5400 Fax:  (406) 761-6655 Email:  kmunski@ntlengineering.com   PBS&J Contact:  Paul Callahan 1120 Cedar Street  PO Box 8254 Missoula, MT 59807 Telephone:  406-721-0354 Fax:  406-721-0355 Email:  pcallahan@pbsj.com Pioneer Technical Services Contact:  Brad Archibald P.O. Box 3445 Butte, MT 59702-3445 Telephone:  406-782-5177 Fax:  406-782-5866 Email:barchibald@pioneer-technical.com   Rimrock Engineering, Inc. Contact:  Rob Kukes 350 S. Billings Boulevard, Suite 4A Billings, MT 59101 Telephone:  406-294-8400 Fax:  Email:  rkukes@kleinfelder.com Robert Peccia & Associates Contact:  Keith Jensen P.O. Box 5653 Helena, MT 59604-5653 Telephone:  (406) 447-5000 Fax:  (406) 447-5036 Email:  keith@rpa-hln.com Professional Consultants, Inc. Contact:  Thomas M. Hanson, P.E., P.L.S. P.O. Box 1750 Missoula, MT 59806-1750 Telephone:  (406) 728-1880 Fax:  (406) 728-0276 Email:  pci@montana.com Redleaf Consulting, PLLC Contact: Philip Kedrowski, P.E. 1116 S. Cedarview Dr. Bozeman, MT 59715 Phone: (406) 570-5826 Fax: (800) 521-4840 E-mail:  philipk@redleaf-consulting.com River Design Group, Inc. Contact: Matt Daniels, P.E. 5098 Highway 93 South Whitefish, MT 59937 Phone:  (406) 862-4927 FAX: (406) 862-4963 E-mail: mdaniels@riverdesigngroup.net S-K Geotechnical Corporation Contact:  Greg Staffileno P.O. Box 80190 Billings, MT 59108-0190 Telephone:  (406) 652-3930 Fax:  (406) 652-3944 Email:  skgeotechgreg@in-tch.com   Stelling Engineers, Inc. Contact:  Mitch Stelling 600 Central Plaza, #211 Great Falls, MT 59401 Telephone: (406)452-8600 Fax: (406)452-8700 Email: mitchstelling@stellinginc.com     Stahly Engineering & Associates Contact:  Byron Stahly 3530 Centennial Drive Helena MT  59601 Telephone:  (406) 442-8594 Fax:  (406) 442-8557 Email:  bstahly@seaeng.com   Thomas, Dean & Hoskins, Inc. Contact:  David L. Zahller 1200 - 25th Street South Great Falls, MT 59405 Telephone:  (406) 761-3010 Fax:  (406) 727-2872 Email:  Dave.Zahller@tdandh.com Terracon, Inc. Contact: Dan Nebel 2110 Overland Avenue,  #124 Billings, MT 59102 Telephone:  (406) 656-3072 Fax:  (406) 656-3578 Email: dcnebel@terracon.com   UMS, Inc. Contact:  Philip J. Meis, P.E. 12 Owl Hoot Ridge Clancy, MT 59634-9513 Telephone:  801-209-2032 or 406-933-5300 Fax:  406-933-5300 Email:  pjmes@earthlink.net Unifield Engineering Inc Contact: Karl A Graham, Ph.D., P.E. 2626 Lillian Ave Billings MT 59101 Telephone: 406-245-4455 FAX: 406-245-7112 Email: kgraham@unifield.com   Watson Engineering, Inc. Contact:  Thomas M. Watson 4452 Foxview Loop Helena, MT 59602 Telephone:  (406) 449-3785 Fax:  (406) 443-1754 Email:  mike@watson-engineering.com Water and Environmental Technologies Contact: Dave Erickson, PE 1485 Continental Drive Butte MT 59701 Telephone:  (406) 782-5220 Fax:  (406) 782-5188 Email: derickson@wet-llc.com WGM Group Contact: Woody Germany P.O. Box 16027 Missoula, MT 59808-6027 Telephone:  (406) 728-4611 Fax:  (406) 728-2476 Email: wgermany@wgmgroup.com