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Established in 1978 as OK Rathole Drilling, the Company has grown to a versatile fleet of over 12 rigs. In December 2002, Mullen Group purchased OK Rathole Drilling Ltd. and after amalgamating with McGinnis Rathole Drilling on January 1, 2003, became OK Drilling Services L.P.

Head office is situated in Red Deer, Alberta, Canada. OK Drilling Services has a strong presence in the Canadian oil and gas industry and has forged ahead to meet future demands with our:

  • 17,000 sq. ft. shop facility
  • 10 acres of equipment and supply storage
  • In-house repair and maintenance shop
  • Custom equipment manufacturing areas
Mullen Group

OK DRILLING SERVICES is a Mullen Group Ltd. limited partnership