For General information regarding Northern Oilfield Services, Inc. please contact our office at 406.765.1183

Mailing Address 
Northern Oilfield Services Inc. 
PO Box 396 
Plentywood, MT 59254

Corporate Office:
112 N. Main St
Plentywood, MT
Shop Address:
  4943 Hwy 16 S.
 Antelope, MT 



Bart L. Horner
Cell Phone (406) 480-1295

   Truman M. Hackmann 
   Director-Field Operations & Consulting
   Cell Phone (406) 480-5992 

   Jill D. Tommerup 
   Director-Finance & Strategic Management
   Phone (406) 765-1183 

   Jim A. Salter
   Manager-Fleet Maintenance
   Phone (406) 765-1183 

   Ross Marsh
   Roustabout Foreman
   Phone (406) 480-9556

Northern Oilfield Services, Inc. is a member of the Montana Petroleum Association