Leadership Chief Executive Officer Chris Wright Self-described tech nerd turned entrepreneur, Chris Wright serves as Chief Executive Officer and Chairman of the Board of Liberty Energy. Chris is a dedicated humanitarian with a passion for bringing the benefits of energy to every community in the world. This passion has inspired a career in energy working not only in oil and gas but also fusion, solar, and geothermal. Chris embraces all sources of energy if they are abundant, affordable, and reliable. Chris has become a bold advocate, bringing rational thought to the energy dialogue. He has spoken on energy and the merits of the Shale Revolution to the UK House of Lords, and state and federal lawmakers, with multiple appearances on network TV, documentaries, and podcasts. Recently, Chris’ #ThankYouNorthFace campaign went viral with over 5 million views, forcing a sober discussion on the multiple uses of oil and gas in products. Chris completed an undergraduate degree in Mechanical Engineering at MIT and graduate work in Electrical Engineering at both UC Berkeley and MIT. Chris founded Pinnacle Technologies and served as CEO from 1992 to 2006. Pinnacle created the hydraulic fracture mapping industry and its innovations helped launch commercial shale gas production in the late 1990s. Chris was Chairman of Stroud Energy, an early shale gas producer, before its sale to Range Resources in 2006. Additionally, Chris founded and serves as Executive Chairman of Liberty Resources and Liberty Midstream Solutions and also sits on the Board of Directors for Urban Solutions Group, and the Federal Reserve Bank, Denver Branch. Chris grew up and currently lives in Colorado with his wife, Liz. He is a passionate father, skier, cyclist, climber, and outdoor enthusiast. He serves on the board of numerous nonprofits including PERC, ACE Colorado, ACE Montana, PRI, and the YCCF. Chief Financial Officer Michael Stock Michael serves as CFO after joining Liberty in April 2012. He brings over 25 years of financial and systems implementation experience to the company. Throughout his career, he has been involved in all levels of finance including global financial management, mergers and acquisitions, strategic planning and risk management. Prior to joining Liberty, Michael was CFO for TAS Energy Inc., an innovative Cleantech Energy company in Houston, TX from 2009 to 2012. At TAS Michael was a key part of the raising of Equity from leading investment groups including Kleiner Perkins, Element Partners, NGP and Credit Suisse. Prior to joining TAS, Michael was the CFO for Pinnacle Technologies Inc. a leading Oil Field Service company, from 1997 to 2009. During his tenure, Pinnacle Technologies grew at a compound annual growth rate of greater than 30%, from a $2.5M startup to a dominant technology provider with 70% market share in the hydraulic fracture mapping and reservoir monitoring business. He was a key player in the sale of Pinnacle Technologies to Carbo Ceramics in 2002 and then managed the sale of the fracture mapping and reservoir monitoring business to Halliburton before joining TAS. Michael also worked for NeXT Software Inc in Silicon Valley leading up to their prospective IPO and final sale to Apple Computer. Michael grew up in New Zealand but currently lives in Denver, CO. He has worked across three continents in his career and has an abiding passion for travel and the arts. President Ron Gusek Ron Gusek has been the President of Liberty Energy since November 2016. Before assuming the role of President, Ron was the VP of Technology and Development from 2014. Over the past 25 years, Ron has garnered extensive oil and gas experience in North America and extended his knowledge of operations through travels to Asia, Russia, and the Middle East. Within Liberty, Ron’s focus includes new technology and innovation, service quality, efficiency, and optimization. Ron holds a B.Sc. in Mechanical Engineering from the University of Alberta. Ron has also held previous roles at Sanjel Corporation, Zodiac Exploration, and Pinnacle Technologies, with a primary focus on hydraulic fracturing in unconventional reservoirs. Outside of work, Ron is a husband to Jodi, father to daughters Abbie and Robyn, runner, cyclist, hiker, skier, and occasional adventure racer. Chief Accounting Officer Ryan Gosney Ryan Gosney has served as the Chief Accounting Officer of Liberty Energy since March 2017. Over the course of his career, Ryan has gained extensive experience leading auditing and accounting teams in both private and public settings in the oil and gas industry through a diverse array of transactions and growth. Ryan has a Bachelor of Business Administration from Texas Christian University. Ryan began his career as an auditor with Arthur Andersen, LLP in September 1995 where he served in increasing roles of responsibility up to Audit Manager until June 2002. From October 2002 to October 2005, Ryan served as Controller for Patina Oil & Gas Corporation and as Controller of Delta Petroleum Corporation from October 2005 until he departed in 2012. Ryan served as Chief Financial Officer for Dorado E&P Partners, LLC, an oil and gas exploration and production company, from January 2012 to January 2016. Prior to joining Liberty, between July 2016 and February 2017, Ryan served as the Chief Accounting Officer of Vantage Energy, an oil and gas exploration and production company. Ryan enjoys the array of outdoor activities that Colorado has to offer including hiking, off-road exploring, running, biking, and skiing. Vice President of Operations Jim Brady Jim Brady has been the VP of Operations at Liberty Energy since its founding in 2011. His knowledge about people, equipment, vendors, and customers during his previous 21 years in the Oil and Gas Industry lead him to his current position at Liberty. The most important part of his job is people and creating a culture that promotes service quality, safety, and the drive to be the Best Damn Frac Company Period. Jim began his career in oil and gas with Halliburton in 1990 working in the bulk plant, where he pushed a broom, mixed cement, drove bulk cement trucks, and hauled sand to frac locations. Eventually, he was transferred to the Stimulation department and began learning the various pieces of equipment, rig up/rig downs, the different fluid systems, safety factors, and how to work as a team. During Jim’s 17 years at Halliburton, he held various positions. He ended his career as the Service Manager who was responsible for Service Quality, Safety, and Personnel for the Brighton Stimulation Department. In 2007, Superior Well Services recruited Jim to be Operations Manager in the Brighton District in Colorado. Within months the DJ-based frac crew became the leader in the Rockies and eventually the entire company. He held this position for two years and was then promoted to the Rockies Region Manager. As Region Manger, Jim was responsible for districts in Farmington, NM, Vernal, UT, Rock Springs, WY, Williston, ND, and Brighton, CO. When Jim left in May 2011 to start Liberty, Superior had four frac crews and seven cement crews actively operating in the region. Jim lives in Colorado with his wife and three daughters. He enjoys golfing, riding his motorcycle, mowing his lawn, and just having fun. Vice President & General Counsel Sean Elliott Since March 2017, Sean Elliott has served as Vice President and General Counsel at Liberty Energy. Sean has over 20 years of legal experience and has spent much of his career in leadership roles within publicly-traded companies. Sean Elliott studied at Austin College where he earned a bachelor’s degree (magna cum laude) in Economics and Business Administration. He then moved on to earn his juris doctorate degree (with honors) from The University of Texas at Austin. Prior to joining Liberty, Sean worked as Assistant General Counsel at USAA Real Estate Company, which is part of the USAA organization that serves the U.S. military and their families. Sean practiced law in the San Antonio office of Haynes and Boone, LLP from 2015 until joining USAA in 2016. Before moving to San Antonio, Sean served as Vice President, General Counsel, Corporate Secretary and Chief Compliance Officer for CARBO Ceramics Inc., an oilfield services company in Houston, from 2007 until 2015. Sean also served as legal counsel to Aviall, Inc., a Dallas-based international aviation company, from 2004 to 2007, where he last held the positions of Assistant General Counsel and Assistant Secretary. Sean is a Texas native. He enjoys tennis, golf, mountain and water sports, and spending time with his children. Vice President of Business Development Mike Machovoe Mike Machovoe has served as the Vice President of Business Development for Liberty Energy since October 2021. Mike began his career with Liberty in July 2013 as an account representative, reporting to Tom Riebel. Mike has served several roles in the Liberty business development team since 2013 including Account Manager, Area Sales Manager for the Rocky Mountain Region, Director of Sales, and the Director of Business Development. Currently, Mike manages 55 employees in the great business development organization, and he is the co-author of 2 technical industry papers. Mike started his oilfield career in 2002 working as a field specialist for Pinnacle Technologies. Although based in Bakersfield, California then later Denver, Colorado, Mike traveled all over the US and Canada working on tiltmeter fracture mapping, microseismic, and reservoir monitoring projects. After his time in the field, Mike moved to a diagnostics engineering role, conducting real-time fracture analysis on CSS (Cyclic Steam Stimulation), SAGD (Steam Assisted Gravity Drainage), water and steam floods, and CSS (Carbon Capture and Sequestration) projects in the US and Canada. In 2008, Halliburton purchased the fracture diagnostics arm of Pinnacle Technologies and Mike worked there for 5 years and Team Lead for the Real-Time Reservoir Diagnostics Group with a focus on business development. Mike received an undergraduate degree in Environmental Studies from the State University of New York at Buffalo. Mike is based in Denver and remains a passionate Buffalo Bills and Sabres fan, as well as the Colorado Avalanche. Mike, his wife Renee, and his son, Declan enjoy all outdoor Colorado activities. Mike also enjoys craft beer and live music. Vice President of Human Resources Tracee Quinnell Tracee Quinnell began her career with Liberty Energy as the Director of Human Resources in 2013. Tracee brings 20+ years of progressive Human Resources experience, the majority of that gained in the oilfield. Tracee attended Indiana University of PA (IUP), studied abroad at Oxford University in the UK, and then returned to IUP to complete her bachelor’s degree in Human Resources with a minor in Economics in 2003. She then earned her Master of Business Administration degree from IUP, in 2004. She also holds both the SHRM-SCP and the HRCI-SPHR professional certifications. Prior to joining Liberty, Tracee worked at Superior Well Services, based in Indiana, PA, building her first Human Resources Department. She saw that company through an IPO and an acquisition. Eventually, Superior Well Services was bought out by Nabors Industries, and Tracee moved to their corporate office in Houston, TX. Tracee joined Liberty Energy in 2013 and is now the Vice President of Human Resources. Tracee enjoys spending time outdoors with her husband Nelson, and son, Dominic. She is an avid archery hunter and fly-fisher woman Vice President of Engineering Leen Weijers Dr. Leen Weijers serves as the Vice President of Engineering at Liberty Energy. He has worked at Liberty since its founding in 2011, originally serving as its Business Manager. Leen’s role at Liberty focuses on two main aspects. One, delivering improved well economics to customers through optimized frac designs, and two, on customer and internal data sharing and reporting to improve business efficiencies. Leen worked at Pinnacle Technologies from 1995 to 2011, where he oversaw development of the industry’s most widely used fracture growth simulator, FracproPT. He was Pinnacle’s Rocky Mountain Regional Manager from 2007 - 2011, where he helped rebuild its Rocky Mountain operations. Leen has authored dozens of industry courses and publications. He also played a key role in the calibration of fracture growth models with various fracture diagnostics such as tiltmeter and micro-seismic fracture mapping technologies. Leen Weijers completed his doctoral research at the Faculty of Mining and Petroleum Engineering at Delft University of Technology in the Netherlands by conducting fracture growth model experiments to investigate the interaction of hydraulic fracture systems with horizontal and deviated wells. Before that, Leen completed a Master’s degree in Geophysics, also from Delft University of Technology. Leen and his wife Margreet have four kids. Leen loves to spend his leisure time with his family in Colorado’s beautiful outdoors on skis, skates, or cycling tires or on the dance floor.