D S Engineering, Inc. | Address: 2010 W. 120th Ave., Ste. 101, Denver, Colorado 80234, USA 
Phone: +1-(303)-439-7151
D S Engineering, Inc. specializes in oil field exploration monitoring and remediation services. more...

Hallador Petroleum Co. | Address: 1660 Lincoln St., Ste. 2700, Denver, Colorado 80264, USA 
Phone: +1-(303)-839-5504
Hallador Petroleum Co. is engaged in the exploration, development and production of oil and natural gas. We distribute oil and natural gas liquids through pipelines. more...

Bill Barrett Corporation | Address: 1099 18th St., Ste. 2300, Denver, Colorado 80202, USA 
www.billbarrettcorp.com | Phone: +1-(303)-293-9100
Bill Barrett Corporation develops oil and natural gas resources in the rocky mountains. more...

Captiva Corporation | Address: 1700 Lincoln Street, Denver, Colorado 80203-4500, USA 
Phone: +1-(303)-832-3131
Captiva Corporation deals with oil field exploration monitoring and remediation. more...

Clear Flame Resources | Address: 1625 Broadway, Denver, Colorado 80202-4725, USA 
Phone: +1-(303)-534-4344
Clear Flame Resources offers oil field exploration monitoring and remediation services. more...

PetroHunter Energy Corp. | Address: 1600 Stout St., Ste. 2000, Denver, Colorado 80202, USA 
Phone: +1-(303)-572-8900
PetroHunter Energy Corp. specializes in oil and gas exploration & production service. more...

ADG Resources | Address: 2989 S. Magnolia Way, Denver, Colorado 80224, USA 
Phone: +1-(303)-756-3833
ADG Resources is engaged in the development of oil and gas exploration. more...

Fidelity Exploration & Production Co. | Address: 1700 Lincoln St., Suite 2800, Denver, Colorado 80203, USA 
www.fidelityepco.com | Send Inquiry | Phone: +1-(303)-893-3133
Fidelity Exploration & Production Co. is engaged in the exploration and production of natural gas and oil. We specialize in producing coalbed natural gas, which is a naturally occurring gas bound by w more...

Flatirons Resources, LLC | Address: 303 E. 17th Ave., Ste. 940, Denver, Colorado 80203, USA 
www.flatironsllc.com | Phone: +1-(303)-292-3902
Flatirons Resources, LLC specializes in oil and gas exploration/production services. more...

Discovery Exploration, Inc. | Address: 621 17th Street, Denver, Colorado 80293-0621, USA 
Phone: +1-(303)-296-7553
Discovery Exploration, Inc. offers oil field exploration monitoring and remediation services. more...

Benson Mineral Group, Inc. | Address: 1560 Broadway, Denver, Colorado 80202, USA 
Phone: +1-(303)-863-3500
Benson Mineral Group, Inc. focuses on crude petroleum and natural gas extraction. more...

Mammoth Energy Group, Inc. | Address: 1776 S. Jackson Street, Suite 1000, Denver, Colorado 80210, USA 
www.mammothenergygroup.com | Phone: +1-(303)-759-2337
Mammoth Energy Group, Inc. is engaged in the exploration of oil and gas. We focus on projects in Montana, Oklahoma, Kansas, Colorado, Wyoming and Nebraska. Our operations are mainly involved in the id more...

Energy Corp. Of America | Address: 4643 S Ulster St., Ste. 1100, Denver, Colorado 80237-2867, USA 
Phone: +1-(303)-694-2667
Energy Corp. Of America specializes in natural gas liquid extraction. more...

Lockhart Geophysical Company | Address: 1600 Broadway, Ste. 1660, Denver, Colorado 80202, USA 
www.lockhartgeo.com | Send Inquiry
Lockhart Geophysical Co. is engaged in the acquisition of seismic data used by the petroleum industry in identifying potential oil and gas reserves. We operate two vibroseis crews. Our crew 2 speciali more...

Tatex Energy | Address: 410 17th St., Ste. 1100, Denver, Colorado 80202, USA 
Phone: +1-(303)-620-9100
Tatex Energy deals with oil & gas exploration. more...

G & H Production Co., LLC | Address: 518 17th St., Ste. 930, Denver, Colorado 80202, USA 
Phone: +1-(303)-534-0708
G & H Production Co., LLC specializes in oil field exploration and remediation. more...

Kenney Robert J & Associates | Address: 3064 S. Dahlia St., Denver, Colorado 80222, USA 
Phone: +1-(303)-296-4907
Kenney Robert J & Associates offers oil and gas field exploration services. more...

Armstrong Oil & Gas, Inc. | Address: 700 17th St., Ste. 1400, Denver, Colorado 80202, USA 
Phone: +1-(303)-623-1821
Armstrong Oil & Gas, Inc. focuses on oil & gas exploration and development. more...

Berenergy Corp. | Address: 1888 Sherman St., Ste. 600 / PO Box 5850, Denver, Colorado 80203, USA 
Phone: +1-(303)-295-2323
Berenergy Corp. deals with oil and gas well drilling. more...

Kodiak Oil & Gas, Inc. | Address: 1625 Broadway, Ste. 330, Denver, Colorado 80202, USA 
www.kodiakog.com | Send Inquiry | Phone: +1-(303)-592-8075
Kodiak Oil & Gas, Inc. develops and produces oil & natural gas. We also produce hydrocarbons from coalbed methane projects and shallow gas projects. more...