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Senior Geologist

Henry is a University of Oklahoma alum, graduating with his bachelor’s and master’s degrees in Geology. He started his career in the oil and gas field as a Geologist/Research Assistant with the Sam Noble Oklahoma Museum of Natural History. He then went on and spent a couple years as a hydrogeologist with Oklahoma Water Resources Board, a Well Site Geologist with Pason Systems, an Exploration & Production Geologist with Noble Energy, all before joining the Total Depth team as a Senior Geologist in 2017.

Henry’s favorite hobbies include ski mountaineering and martial arts.

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Senior Geologist

Tessa graduated from the University of Oklahoma with a B.S. in Petroleum Geology and has been in the oil and gas industry for over 10 years. Before joining Total Depth in 2021 as a Senior Geologist, Tessa spent seven years as an Asset Development Geologist at Jones Energy, LLC working in the Western Anadarko Basin and then three years geosteering and in operations at Apache Corporation in the Permian Basin (specifically the Delaware Basin side).

In her free time, Tessa enjoys attending professional sporting events here in Denver, checking out the local breweries and restaurants, and exploring Colorado, all with her wife, Lou.



Senior Geologist

Emily Brehm is a Senior Geologist at Total Depth Geosteering and has been in the oil and gas industry for over 12 years.  She graduated from Grand Valley State University with a BS in Geology in Grand Rapids, MI. She started her career as a wellsite geologist in the Marcellus. From there she moved to Tulsa to work Quality Control and geosteering. She also has a strong background as an operations geologist, working for E&P Company’s in Denver. She has geosteered over 500 wells in the Denver-Julesburg, Williston, Appalachian, Western Gulf, Anadarko, Ft Worth and Permian Basins for the past 10 years.

In her free time, you will see her outside; skiing, running, biking, or playing with her daughter and dog.

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Senior Geologist

Since receiving his Master’s Degree in Geology from Northern Illinois University in 2010, Mike Madison has worked for numerous oil and gas operators such Rex Energy, Kodiak Oil and Gas, and Whiting Petroleum, as well as private equity backed companies.  Mike has worked in a variety of geological roles ranging from operations and development to exploration and business development as well as consulting throughout numerous basins in both conventional and unconventional plays.

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Operations Manager

Chloe graduated from Southern Oregon University with a Bachelor's Degree in Communication and a Marketing and eCommerce Certificate, and was a collegiate athlete as part of the Women's Soccer team. Since then, she's done contract marketing work, and most recently was the Director of Recruiting at Northwestern Mutual. As Operations Manager, Chloe plays a role in client services, marketing, and organizing Total Depth client events. 

Chloe enjoys playing in her coed adult soccer league, exploring her Hispanic heritage, hiking, skiing, and spending time with her dog, Argos, and husband, Jason.

Meet the Team: Team Members
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