Jackie Strange started her oilfield career as a Mud Logger. She was one of the first onsite Geosteerers and opened her first Geosteering Center in 2010. Over the next few years, she opened 2 more in-house Geosteering Centers in Pittsburgh and Houston. She then worked at Penn Virginia Oil and Gas as an Operations Geologist for their Eagle Ford drilling program. She holds a Bachelor of Science degree in Geology from the University of Florida and is actively involved in AAPG and the Houston Geological Society.


Ernest (Ernie) Fuhrmann started his oilfield career as a Mud Logger – logging offshore Gulf of Mexico in 1995. He earned his Bachelor’s degree from Sam Houston State University in Business Administration. In 2015, he joined Jackie at GeoVision, and in 2016, founded DATALOG Geological Services. DATALOG is a full service Wellsite Geology company with offices throughout the southern US. Ernest is a member of both the West Texas and Houston Geological Societies. He lives in Houston with his wife Nicole and two daughters.

Geosteering Manager

Sarah Regen started her oilfield career as a Mud Logger in the Marcellus Shale. She later became an On-Site Geologist for Talisman before moving on to geosteer in Shell’s Real-Time Center. Sarah then worked as an Operations Geologist for Penn Virginia Oil and Gas in the Eagle Ford. She holds a Bachelor of Science degree in Geology from the University of Maryland.

Geo-Complete Project Manager

Sean Palmer started his oilfield career as a Mud Logger and onsite Geosteerer. Sean then transitioned to an In-
House Geosteerer in Tulsa, OK, where he put standards and procedures in place to ensure higher in-zone percentages. Over the next few years, he opened 2 in-house Geosteering Centers in Oklahoma City and Houston. He also worked at Hess as an Operations Geologist for their Bakken drilling program. He holds a Bachelor’s degree in Geology from the University of North Carolina and is an active member of AAPG and the Houston Geological Society.


Ryan Nostrud started his oilfield career as an MWD in 2008. He transitioned to Mud Logging and has held several roles from sales to operations management. Ryan’s primary experience has been on the account management side with over 20 years of experience in customer service and account management, all of which took place after his honorable service in the U.S. Army. Ryan is a member of the of the Oklahoma City Geological Society, Tulsa Geological Society, West Texas Geological Society and Rocky Mountain Association of Geologists. He resides in the Oklahoma City area with wife Tabitha and two sons Dane and Kade.


Kristen Cabatingan started her oilfield career here at GeoVision & DataLog Geological Services. She earned her Bachelor’s degree in Geology from University of Texas – San Antonio where she was active in the UTSA Student Geological Society and an officer in her sorority, Alpha Sigma Alpha. She is currently based in Houston, TX where she is an active member of the Houston Geological Society, AAPG, and STGS. Kristen was born in Slidell, LA, but moved to Houston soon after Hurricane Katrina. Her parents are physical therapists in Sugar Land and her sister is in school following Kristen’s footsteps into the industry.Kristen is extensively well-traveled and has visited five continents – the opportunity to travel is one of the many reasons she loves Geology.


Ben Raines started his oilfield career as a Mud Logger in South Texas. He then geosteered in Chesapeake Energy’s Real-Time Center where he was exposed to almost every major play in North America. As an Operations Geologist for Apache, Ben focused on their East Texas development. Ben holds a Bachelor of Science degree in Geology from the University of Missouri.


John Hull is an experienced Exploration Geologist who is especially skilled in asset evaluation, acquisition, and development. He is the owner and Director of Geoscience at Longship Energy Partners, a company he founded after working as a Geologist and Partner at Grenadier Energy Partners II for seven years. John started his oilfield career at an Oklahoma-based Operator working primarily in the Anadarko Basin, before transitioning to Anadarko Petroleum Corp where he filled several roles. John received his Master of Science in Geology and his MBA from the University of Oklahoma after starting his education at the United States Naval Academy.

Sales Account Manager

Marla Kula has a BS from University of Wisconsin in Geology and Geophysics. She started working in the Oil & Gas Industry in the late 90’s in the Gulf of Mexico with Schlumberger on Deepwater projects as an MWD Specialist. For the past decade she has been serving Denver-based operators with Mudlogging, Geosteering, and Geochemical Analysis Services as a Business Development and Sales Account Manager for various companies.


Rodney Fuhrmann also started his oilfield career in Mud Logging, but has a very diverse professional background. Rodney is an educator – having worked in many school districts as a teacher – a coach, and also a personal trainer. He is a partner with his brother Ernest in DATALOG Geological Services. Rodney has a Bachelors of Science in Kinesiology, a Teacher’s Certification and a Master’s in Administration and Supervision from Sam Houston University.


Doug Rozas started his oilfield career as a mudlogger in Alaska and Colorado after earning his Bachelor’s degree in Geology from UL Lafayette. He then worked as a Marine Geophysicist while attending grad school. Upon earning a Master of Science in Geophysics, Doug spent 6 years with El Paso/EP Energy where he worked the Eagleford, North Louisiana, Gulf of Mexico, and South Texas basins as a Sr. Geoscientist. He then went on to Southwestern Energy where he worked the Arkoma basin and was the Moorefield Exploration/Delineation Team Lead. Doug came to work for Ernest and Datalog in January of 2019, and began working for Geovision later that summer.


Samantha – Sam – is a Team Lead here at GeoVision, where her attention-to-detail is greatly appreciated. Sam is formerly of Horizon Well Logging, where she broke out as a Mud Logger in Appalachia. She has steered hundreds, if not thousands, of wells and uses that experience to help others on her Team. Sam has been specifically requested by Operators to fill in in the office when need arises. Sam graduated from SUNY and currently lives in New York.


Drew is helping GeoVision meet the Texas requirement to hire from A&M – in fact, we get extra points since Drew earned his Bachelor’s and Master’s in Geology from Texas A&M. Instead of taking the usual route to West Texas, Drew started his oilfield career as an Exploration Geologist with Oxy, often volunteering to visit the rig site off the California coast. From there Drew went on to travel the world, specifically the Galapagos, where he one day hopes to live permanently. Drew returned to Houston to work with Core Laboratories where he was quickly promoted to foreman. Drew is bilingual and GeoVision’s newest newlywed – Congrats Drew!


George Jennings came to GeoVision from Marathon Oil. He started with Marathon after a brief stint in mining after earning his Master’s from Brigham Young University. George started in their Oklahoma office where he was recognized for his work ethic and eventually transferred to Houston. George’s skills extend beyond Geology and is GeoVision’s resident python expert. He is also an efficiency expert, often pioneering new workflows and concepts.


Huy is our staff petroleum engineer, currently working on our Geo-Complete AI project. Huy holds a Doctorate in Petroleum Engineering from the University of Houston, which he attended after graduating from the University of Oklahoma. Huy is a computer-wizard who specializes in machine learning and coding.