Contractors not currently pre-qualified with MDT to perform these types of work can obtain pre-qualification requirements from Joe Green at 406-444-0464.

Aquatic Resource Monitors | Blasting | Rock Slope | Stream Restoration

Aquatic Resource Monitors

Aquatic Resource Monitors Contractors Expiration Date
Confluence Consulting, Inc.
P.O. Box 1133
1115 N. 7th Ave. Suite 1
Bozeman, MT 59771
406-585-9500
12-31-2025
DOWL
1300 Cedar Street
Helena, MT 59601
406-324-7419
12-31-2025
HDR Engineering, Inc.
910 N. Last Chance Gulch, Suite B
Helena, MT 59601
406-417-6089
12-31-2025
Herrera Environmental Consultants, Inc.
101 East Broadway, Suite 610
Missoula, MT 59802
406-721-4202
12-31-2025
KLJ Engineering, LLC
2969 Airport Road, Suite 1B
Helena, MT 59601-1201
406-449-7764
406-441-5789
12-31-2025
RESPEC
815 East Front Street, Suite 3
Missoula, MT 59802
406-926-2912
12-31-2025
WGM Group, Inc.
1111 East Broadway
Missoula, MT 59802
406-728-4611
12-31-2025

Blasting

Blasting Contractors Expiration Date
Barnes, Inc.
PO Box 263
Lewiston, ID 83501
208-746-0184
04-30-2024
Buckley Powder Company
300 Indian Creek Road
Huntley, MT 59037
406-661-0536
04-30-2024
High Mountain Construction, Inc.
1340 Bear Creek Road
Princeton, ID 83857
208-875-1512
04-30-2024
Johnson-Wilson Constructors, Inc.
3200 W Cedar Meadows Ln
Manhattan, MT 59741
o. 406-282-6081
c. 406-570-4092
04-30-2024
Orica Mountain West, Inc.
150 Sheep Camp Road
Whitehall, MT 59759
406-287-3229
04-30-2024
Pacific Blasting & Demolition Ltd.
3183 Norland Avenue
Burnaby, BC
Canada V5B 3A9
604-291-1255
04-30-2024
Precision Blasting Services, Inc.
PO Box 66
Wickenburg, AZ 85358
602-616-3994
04-30-2024
Precision Drilling & Blasting, Inc.
PO Box 50211
Billings, MT 59105
406-252-5041
04-30-2024
Rock Solid Solutions Corporation
195 Lodgepole Circle
Parachute, CO 81635
970-903-3028
04-30-2024
Scarsella Brothers, Inc.
PO Box 68697
Seattle, WA 98168
253-872-7173
04-30-2024
Superior Blasting, Inc.
6955 Supply Way
Boise, ID 83716
208-336-2253
04-30-2024

Rock Slope

Rock Slope Contractors Expiration Date
Access Limited Construction
1102 Pike Lane
Oceano, CA 93445
805-592-2230
07-31-2025
Ameritech Slope Constructors, Inc.
PO Box 2702
Asheville, NC 28802
828-713-1502
07-31-2025
Apex Rockfall Mitigation LLC
2660 I Road
Grand Junction, CO 81506
970-361-1049
07-31-2025
GeoCraft Builders, LLC
615 County Line Road, Suite A
Palmer Lake, CO 80133
719-294-0703
07-31-2025
GeoStabilization International
4475 E. 75gh Ave, Suite 100
Commerce City, CO 80022
970-210-6170
07-31-2025
Global Rope Access
535 NE Jackpine Ct
Suite 202
Redmond, OR 97756
866-762-5439
925-951-3956
07-31-2025
HI-TECH Rockfall Construction, Inc.
P.O. Box 674
Forest Grove, OR 97116
503-357-6508
07-31-2025
LRL Construction Company, Inc.
7165 Fairview Road
PO Box 432
Tillamook, OR 97141
503-801-3208
07-31-2025
Rock & Co.
PO Box 568
Brighton, CO 80601
303-637-9230
07-31-2025
Rock Supremacy
65147 N Hwy 97
Bend, OR 97701
541-383-7625
07-31-2025
Triptych Construction, LLC
19160 N Umpqua Hwy
Glide, Oregon 97443
541-673-4903
07-31-2025

Stream Restoration

Stream Restoration Contractors Expiration Date
Glacier Excavating, Inc.
PO Box 351
Eureka, MT 59917
406-253-7107
01-31-2025
Helena Sand & Gravel
PO Box 5960
2209 Airport Road
Helena, MT 59604
406-442-1185
01-31-2025
Noble Excavating, Inc.
PO Box 1592
Libby, MT 59923
406-293-8824
01-31-2025
Scarsella Brothers, Inc.
PO Box 68697
Seattle, WA 98168
253-872-7173
01-31-2025
Stream Works, Inc.
4256 Berkshire Rd.
East Helena, MT 59635
406-422-4220
01-31-2025
TNT Excavating
PO Box 46
Ovando, MT 59854
406-793-2000
01-31-2025
Westslope Forestry Management, Inc.
16976 Scheffer Lane
Frenchtown, MT 59834
406-241-4161
01-31-2025