List is sorted by rating
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3.9
(si*)
-
6
  • Mine Safety Appliances Company
  • www.msanet.com
  • Makes equipment and systems to protect workers in fire service, construction, chemical manufacturing and mining.
3.8
(si*)
<5
5
  • Hammond and Company
  • www.hammco.com
  • Specialists in deep hole drilling. Gun drills, gun reamers, speedfeed, ventec, speedbit and proten drills.
3.7
(si*)
-
3
  • Drummond Company, Inc.
  • www.drummondco.com
  • Focuses on mining, purchasing, processing and selling of coal and coal derivatives.
3.7
(si*)
-
4
  • Bradley Bros.
  • www.bradleycoredrilling.com
  • International drilling company specializes in core drilling and reverse circulation for mining and exploration industries.
3.5
(si*)
-
4
  • Aztec Group of Companies
  • www.aztec.co.th
  • Drilling contractors, Thailand. Specializing in deep water wells, onshore oilfield, geotechnical, coring, geophysical logging,and mineral exploration.
3.3
(si*)
-
3
  • Connelly & Associates
  • connellydrilling.com
  • Licensed well drillers perform test borings, rock coring, install monitoring wells. Truck and all terrain vehicle drills.
3.3
(si*)
-
3
  • New England Boring Contractors
  • www.newenglandboring.com
  • Test boring, soil sampling, rock coring, well monitoring, rock pressure testing and drilling since 1977.
3.3
(si*)
-
3
  • Total Support Services
  • www.tssdrill.com
  • Environmental, geotechnical, and direct-push drilling contractor licensed in Texas, Oklahoma, New Mexico, Louisiana, and Arkansas.
3.3
(si*)
-
3
  • Zereko Mining Contractors Limited
  • zereko.com
  • Offering the international mining, railroads, pipelines and civil construction industries cost effective services including drilling, mining, blasting, construction, supply of trades personnel and specialized drilling applications.
3.1
(si*)
-
3
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