GlobalSantaFe
Provides land and mobile offshore drilling services, oil and gas drilling with fully-manned mobile drilling rigs, jackups, floating drilling rigs, submersibles, turnkey drilling, management services.
http://www.gsfdrill.com/

Sun Machinery Corporation
used drilling rigs for sale and gas investment opportunity
http://www.sunmachinery.com

East West Drilling & Machinery
Eastwest Machinery Exporting,Inc.
http://www.eastwestdrilling.com/

Schramm Inc.
Schramm, Inc drill rigs, drilling rigs, LoadSafe automated drill rig pipe handling system and drill rigs for water well, mineral exploration, blasthole, geothermal, cbm drills, mining, oil and gas and environmental drilling applications. On-line resources include drill rig models and technical information.
http://www.schramminc.com/

Northeast Drill Supply
Northeast Drill Supply sells and repairs Reichdrill well drilling rigs. They also carry Denison and Dynex Main Pumps, Head Motors, Hoist Pumps, Fan Pumps, Control Valves for water drilling rigs as well as sales and service on GHH and Sullair Compressors.
http://northeastdrill.com

Drilling Rig, Offshore Jackups
Provides drilling rigs, offshore jackups and workover rigs for drilling projects worldwide, for sale, day rate or lease.
http://www.midwestoilgas.com/

G.Stow PLC
International water supply engineers specializing in the construction of large diameter water supply boreholes, drilling rigs, equipment and pump suppliers. Based in Wallingford, Oxon - UK.
http://www.gstowplc.com/

Precision Drilling
Precision Drilling Trust is an oilfield services company committed to providing efficient and safe services that create value for our customers, our shareholders and our employees. The market leader and most active drilling contractor in Canada.
http://www.precisiondrilling.com/

LMP Precison Engineering Company
Manufactures drilling equipments for water well applications, Mining, exploration, Water Well Rigs
http://www.lmpprecision.com/

Noble Drilling Services Inc.
Noble Corporation is a leading offshore drilling contractor for the oil and gas industry
http://www.noblecorp.com/