Dakota Geo Consultants

Duane Crawford 

PO Box 19

15015 Sunshine Valley Rd

Piedmont, SD  57769



Services:  Consultant & contractor in drilling, geothermal development, educational classes for IGSHPA certification, day long Seminar on geothermal application and technology with Half Moon eucation for engineers to obtain CEU's, and exclusive builder of the trademarked Dewecel to maximize the efficiency of your multi source heat pump application. With over forty years in construction and drilling there is a lot I can offer your company in leadership and experience. Versatile background in air, mud rotary drilling, and directional drilling has given me a great deal of experience in controls, equipment, geothermal heat pumps, and mechanical systems. Multi source heat pump systems. Commercial and residential development since 1992, with system in South Dakota,Nebraska, Iowa, Kansas, Canada, and Grand Cayman, Cayman Islands

Summary of Qualifications:  

Started drilling in 1976 with Taylor Drilling worked on TK 250 Porta-Drill, GardnerDenver. Worked as lead driller and tool pusher relief.  Worked in the oilfield in 1979through 1982.  Rotary mud drilling and DHH primarily used. Worked with Cimarron Drilling Gardner-Denver 2000, Badger, and Mayhew rigs. Dakota Geothermal Mayhew and Bucyrus-Erie drill rigs. Have installed well pumps from 1/2hp up to 350hp line shaft turbine. Was actively involved in the Black Hills Hydrology study done by the USGS to determine ifthe use of the Madison aquifer would adversely be effected by development for the city of Rapid City also determined placement of wells. Drilled developed and constructed 7 wells with the production capability of 11 million gallons per day.  Also developed the water system for the city

of Belle Fourche consisting of two wells one 4280 ft. well flowing 1200 gpm the

second well 2300 ft. flowing 900 gpm. The entire water system has no pumps thewater towers are charged by the formation pressure. Developed the water system at Box Elder two wells one private at 3200 ft. one for the city at a depth of 4800ft. Production of 600 gpm. Developed the water system for city of New Underwood one well at a depth of 3600ft. Have developed and drilled in all about 100 + wells for the development of water. Drilled 30 + wild cat oil wells in eastern Wyoming. We rebuilt designed, fabricated and maintained all of our equipment the large rig consisted of 12 truckloads of equipment plus the air compressors for air drilling. Have been involved in welding, hydraulic fracture (acid), blow out preventer installation, all aspect of well completion. Also designed built and installed ground source heat pumps with the application of pump and dump and closed loop systems. Worked as consultant providing training services for Ground Heat International Toronto Canada. 

Started K2’s geothermal division in February 2009 working as Director of

Renewable Energy completed $8,000,000 worth of geothermal projects in two years. Current Well Drilling license’s NE #391517,IA #8715, SD # 645 IGSPA #11433-394 Trainer for IGSPH # 1267-0314 Ahave held MO

and ESSCO #289777054110 Universal Class

For Half Moon Education Have day long seminar for Geothermal applications and Technology that is presented to Architech and engineers for CEU's for license renewal.



1968-1972 Required and Electronics

Mitchell Senior High Mitchell SD

1972-1973,  Refrigeration and Air Conditioning, Denver Institute of Tech.

 Experience : 


2011 till present

DakotaGeo Consultant consulting & contracting on design and installation of

geothermal systems, and Dewecel installation.  Offering trainingand education services as well.


2009 – March 2011

Start-upventure K2 Geothermal Lincoln NE outfitted bid and completed approximately

$8,000,000 worth of geothermal contracts seven schools (100 ton +) two commercial projects (150 ton – 90 ton) and one large commercial project.(670 ton)


2008 – February 2009

Ground Heat International worked as consultant for drilling and loop installation in Toronto, Canada air drilled 400’ wells placed and grouted loops.

Feb. 2008 – October 2008

Commission paid consultant for Caribbean area. I have designed and installed the first system in the Cayman

 Islands in conjunction with Geo Comfort Cayman Islands and have an interest in this company as owner. Have continued contact with Cayman Mechanical Company and Mikes Ice mechanical contractors on the Island of Grand Cayman


2006 to June 22 2008

 V W Marine Engineering. Oversee the

construction and design of false work and its placement supervise construction and employees for the completion of Caymana Bay Marina and Barccadieer Marina. Outfit and make operational 600 ton barge. Retro fit drilling head onto flying leads for 60 ton crane and design and build hydraulic lines and controls for remote operation of drilling equipment. Place air compressor on barge and plumb up and make drill operational. Retro fit and design hydraulic fittings and connections to plumb drill assembly to ICE hydraulic plant. In charge of underground construction for sea walls and docks as required for construction of marina.  Maintain and field repair of equipment as required also drilling of tension piles and compression piles for building


August2005 July 2006

Drilling Superintendent for Industrial Services was in charge of the management of the company and was charged with putting it back in order after hurricane Ivan had damaged much of it and the owner was ill with cancer. There were five drills and two auger machine with vac-trucks also 10 employees and other smaller equipment

concrete pump and skid mounted air compressors I left this job for a better

offer with V W Marine.


2003 July 2005

DunganDrilling Mesa AZ Was Drilling Forman running IR T4 and Conventional Porta Drill rotary  mud and air run and manage own rig.

Nov 2001 Feb 2003 


Communications Queen Creek AZ. Directional Drilling and underground excavation installing fiber and telephone cable. In southern AZ.


Fiber Logic 3601 Canyon Lake Dr. Rapid City SD Worked as contract driller fiber optic cable all over the mid-west installed and coordinated work as needed to complete systems


Owner Dakota Geothermal Blackhawk SD design build and install ground source heat pump systems. Drill and complete water wells and systems.


Cimarron Drilling 9017 So Ridge Trail Sturgis SD. Drill and develop water wells from 200ft to 3000ft fabricate and rebuild equipment as needed for well completion and maintaining rig.



Fabricator at Taylor Drilling 2310-12 Commerce Rd. Rapid City SD 57701



and other personal information will be made available upon request.