P: 303-279-0171 / F: 303-278-0135 information@colog.com



Our philosophy is simply this:
ONLY the Best will do…
The Best people…The Best technology…The Best data…
ONLY then can our clients make the essential decisions needed for their project.

pdf-16 DOWNLOAD our Scope of Services Sheet

For nearly three decades, COLOG has been the recognized leader in borehole geophysical and hydrophysical logging services and analysis.

The reason for the reputation they have earned as an industry leader is well founded; COLOG uses only highly trained and experienced field professionals and employs degreed engineers for processing and analysis of the collected data.

This collaboration affords clients the very best in data collection and analysis. This level of competency coupled with unparalleled years of experience, yields superior, dependable results, often along with new approaches to old problems and ever-expanding technology development and cross-utilization.


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Nevada Water Resources Association Workshop A Success

Nevada Water Resources Association Workshop A Success

On June 13, 2018 Colog was represented by Nolan Welsh at the Nevada Water Resources Association’s Advanced Borehole Geophysical Logging Water Resources/Water Supply Workshop in Reno Nevada.  This workshop covered topics including: uses for geophysical logs,...

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Yes! we will be there June 6-8th. Come by the booth and say hello to Grey Bauer and Daniel Wolters-O’Neal. Don’t forget to ask for rock samples (some of you are getting quite the collection!) and drop your business card by to win our special show giveaway. Learn More...

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New Western Regional Manager Named

Daniel Wothers-O’Neal has been tapped as Colog’s new Western Regional Manager. An employee since 2014, he has comprehensive experience in exploration and production logging methods, geophysical survey design and data analysis, mine site safety operations, underground...

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