Veritas Energy, LLC


Hard data and extensive experience mean smarter recommendations, so you find exactly what you’re looking for, while keeping costs to a minimum.


From site preparation to spudding to logging, our industry experts are dedicated to keeping abandonment at a minimum and making profitable completion the norm.


Our proactive management team emphasizes efficiency and attention to detail to keep your production high—and profits up.


Hollis Sullivan formed Veritas Energy, LLC in 2011 as a family business with a clear focus on values and good business practices. He brings over 30 years of tried and true experience in the oil and gas industry. Hollis got his start in the oil and gas business with Cobra Oil and Gas in the late 1970s. Hollis then joined his Father’s company, S&H Oil Company, where he worked for over 11 years. In 1990, Hollis founded Hollis R. Sullivan, Inc. as a small oil and gas company based in Wichita Falls, Texas. The Company drilled over 400 wells throughout the State of Texas during his tenure as President. In 2008, Hollis R. Sullivan, Inc. sold assets owned in the Barnett Shale to Fort Worth based XTO Energy. After the sale, Hollis served as Chairman of Titan Operating, LLC in an advisory role from 2008 through 2012.


Veritas is a Texas-based private, independent oil and gas company. The primary focus is grassroots leasing, developing, completing, and operating oil and gas properties in Texas and Oklahoma. Veritas is dedicated to accomplishing this focus with integrity and responsibility.



Hollis R. Sullivan


Hollis serves as the President of Veritas Energy, LLC. Prior to forming Veritas, he served in the same capacity with Hollis R. Sullivan, Inc.; a Wichita Falls based small, independent oil and gas company he formed in 1990. As President of Hollis R. Sullivan, Inc. Hollis led the company through drilling operations on over 400 wells throughout the State of Texas. Upon selling the company’s Barnett Shale assets to Fort Worth based XTO Energy in 2008, Hollis served in an advisory role as Chairman of Fort Worth based Titan Operating, LLC, from 2008 till July, 2012.

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Houston Sullivan

VP - Business Development

Houston has been with Veritas since 2011 and leads business development efforts for the company. Prior to transitioning to his current role in 2014, his primary responsibility was with the land department overseeing the leasing efforts in both Texas and Oklahoma. Before Veritas was formed in 2011, Houston worked under Butch Ford at Titan Operating where he focused on developing urban areas in the Barnett Shale. Titan leased approximately 30,000 acres and drilled wells in 5 different municipalities. Houston received his B.B.A. in General Business from Midwestern State University. He currently serves on the Board of Directors of Texas Alliance of Energy Producers.


Sharon Smith

Executive Assistant

Sharon leads the administrative function for Veritas Energy, LLC, and provides direct administrative and logistical support for the President’s office. In addition, she develops and implements processes and systems related to the administration of land records, agreements and contracts within the Land Department. She previously served in a similar capacity for over 18 years with Hollis R. Sullivan, Inc.


Christie Garrison

Executive Assistant

Christie joined Veritas Energy, LLC in October of 2012. She provides direct administrative support for the management team in the Fort Worth office.  Prior to joining Veritas she worked as an Executive Assistant at TPG Capital, LP in the Finance & Accounting Department. Additionally, she provided support to the Investor Relations team. Christie brings with her a legal background.


Brenda Grayson

Administrative Assistant/Land Tech

Along with providing administrative support to the office, Brenda also assists in setting up and maintaining land records in the Veritas land system. Before coming to Veritas, Brenda was employed with Hollis R. Sullivan, Inc. for seven years.

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Denise Bell

Receptionist / Office Administrator

Denise joined Veritas Energy, LLC in January of 2015. She serves as a receptionist and an office administrator with a key role supporting all divisions of the company including Accounting, Operations, and Land. She comes with years of experience in administrative support, management, and people skills.


Bill Sullivan

General Counsel

As General Counsel for Veritas Energy, LLC Bill Sullivan is responsible for providing oversight, guidance, and direction regarding legal advice on all matters. Prior to serving as General Counsel, Bill served as Chief Operating Officer for Hollis R. Sullivan, Inc. from 2009 until 2011. In 2001 Bill was appointed and served until 2009 as the City Attorney for the City of Wichita Falls, Texas. He holds a BBA in accounting from Midwestern State University and is a 1984 graduate of the Texas Tech University School of Law. In addition to the Texas Bar, Mr. Sullivan is admitted to practice before the United States Court of Appeals for the Fifth Circuit and the United States Supreme Court. Bill lives in Wichita Falls with his wife and children.


Chad Skiles

Chief Financial Officer

Chad Skiles serves as Chief Financial Officer of Veritas Energy, LLC and manages all aspects of finance and accounting for the Company. He joined Veritas in August 2012 and previously served as Senior Director of Accounting and Finance for TPG Capital, LLC, a private equity fund based in Fort Worth, Texas. While at TPG, he was responsible for the accounting, reporting and operations realated to the TPG private equity funds. Prior to joining TPG in 2001, Mr. Skiles worked at KPMG in audit and attestation services. Mr. Skiles earned both a masters in accounting and Bachelor of Arts degree in business from the University of Texas at Arlington. He is a member of the American Institute of Certified Public Accountants.

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Tyler Pulley


Tyler Pulley serves as Controller of Veritas Energy, LLC and assists the CFO in managing all aspects of finance and accounting for the Company. He joined Veritas in January 2013 and previously served as Assistant Controller for Titan Operating, LLC, an oil and gas company based in Fort Worth, Texas. While at Titan, he was responsible for overseeing the general accounting including JIB’s, A/P, A/R, financial reporting, and revenue functions. Prior to joining Titan Operating in 2009, Mr. Pulley worked at Hollis R. Sullivan, Inc. in Wichita Falls, Texas. Mr. Pulley earned a Bachelor of Business Administration degree in accounting from Midwestern State University. He is a member of the American Institute of Certified Public Accountants and the Texas Society of CPAs.


Tom Holcomb

CPA, Vice President

As Vice President for Veritas Energy LLC, Tom manages all aspects of the finances which include financial statement preparation, cash management, state and federal income tax preparation. He also prepares and reviews various oil and gas reports. From 1990 to 2008 Tom worked for Allred Armstrong & Company as a certified public accountant. Tom was admitted as a partner to the firm in 1999. While there, he prepared tax returns for individuals, corporations, trusts and partnerships. He also was involved with estate planning for his clients. Tom holds a BBA in accounting from Midwestern State University. He is a member of the American Institute of Certified Public Accountants and the Texas Society of CPAs.


Phoobie McCasland

Accounts Manager

As Accounts Manager, Phoobie is responsible for overseeing the general accounting including JIB’s, A/P, A/R, P/R, financial reporting, and revenue functions. After serving for nearly four years with the United States Air Force, she attended Midwestern State University. She has over 30 years experience in oil and gas accounting, and through the years has acquired vast computer skills. Prior to her current position, Phoobie served for 21 years in a similar capacity with Hollis R. Sullivan, Inc.


Greg Ralston


Greg previously worked as an in-house landman with Marathon Oil primarily in Texas and DJ Basin of Colorado and Wyoming. He is experienced in leasing, broker project administration, negotiating surface, JOA, Participation and various other trade agreements. Greg received his B.B.A. in Energy Commerce and Finance from Texas Tech University in 2008.


Janie VanZandt


Janie is responsible for providing land support to all areas of Veritas Energy, in addition to providing administrative aid in the Fort Worth Office. She has been working as an independent petroleum landman for over five years primarily in the Barnett Shale. Prior to working at Veritas, Janie managed title projects and administrative personnel for several oil and gas companies. Janie received her Bachelor of Science Degree from Tarleton State University.


Austin Jimerson


Austin started with Veritas Energy in September of 2015 after spending his first 2 ½ years in the industry working for Athlon Energy, later acquired by Encana Services. He brings knowledge of lease and contract negotiation, surface, trade and acquisition agreements, along with the ability to stay ahead of a multi rig drilling program. Austin graduated from the University of Oklahoma in 2012 with a B.B.A in Energy Management and a minor in Finance.


Michael Stevenson


Michael joined Veritas Energy, LLC in October of 2012. He provides support in the Land Department with a focus on due diligence and broker project administration. Michael received his B.B.A. in Finance from Texas Tech University.

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Dave Schmitt

Land / Regulatory

Dave Schmitt joined Veritas Energy, LLC in 2011. He is responsible for lease administration, divisions of interest and regulatory procedures.


Keith Pistocco

Land/Surface Relations

Keith’s primary function is Land/Surface relations. He has eight years in the oil and gas industry. Prior to joining Veritas Energy, he spent the last six years as a Technical Sales Representative for Smith International. His duties required working with Operators/Engineers in the Barnett Shale, Marcellus Shale, West Texas, and Eagleford Shale. He provided technical support with drilling bit programs, cost per/foot analysis, rock strength studies, and offset drilling comparisons.


Butch Ford

Chief Operating Officer

Butch has over 30 years of industry experience that includes field operations, land management and executive leadership. Butch has served as Vice President of land for Hollis Sullivan, Inc. and helped build the Barnett Shale program of that company. Most recently, he was Vice President of Land for Titan Operating, LLC. Butch has reunited with Hollis Sullivan and now oversees operations at Veritas Energy, LLC.

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Tom Strother

Drilling / Reservoir Engineer

Mr. Strother is currently a consultant for Veritas Energy, LLC working exclusively on retainer. Mr. Strother brings to the company more than 34 years of diversified experience in engineering, operations, finance and strategic planning. Mr. Strother recently served as VP of Drilling for Atlas Resource Partners in Ft Worth, Texas and was Drilling Manager for Titan Operating (Riverstone Capital funded) which was acquired by Atlas. Mr. Strother is a registered professional engineer in Texas.

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Josh Luig

Petroleum Engineer, P.E.

Josh serves as an Operations Engineer for Veritas Energy. He has spent the past 7 years as a completions consultant. Within this role, Josh supervised horizontal completions in the Barnett, Woodford, and Marcellus Shale for various operators including XTO, EOG, Antero Resources, and Williams Production. Josh received his Petroleum Engineering degree from Texas Tech University in May 2004 and became professionally licensed in 2010.


Paul Horton


Before joining Veritas in 2012, Paul spent six years as a petroleum geologist with XTO Energy working unconventional plays. For the majority of his time at XTO, Paul worked the Barnett Shale, but also contributed to projects in East Texas and Appalachia. While at Veritas, Paul has been involved in projects in the Mississippi Lime in Oklahoma and Marble Falls in North Texas. Currently, he is working Veritas’ Spraberry and Wolfcamp assets in the Midland Basin. Paul received a B.S. in Geology from Louisiana State University and a M.S. in Geology from Texas Christian University.


Scott Densmore

Geology Technician

As Geology Technician for Veritas Energy, LLC Scott is responsible for many technical aspects of the company including mapping, regulatory, data research, and geoscience application processes.

He brings six years of experience as an Engineering Technician from XTO Energy where he performed similar duties. Scott holds a Bachelor of Science degree from Texas A&M University.

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Tony Sasser

Production Foreman

As the Production Foreman for Veritas Energy, LLC, Tony is responsible for post drilling operations. Tony’s duties entail preparing locations upon drilling and designing/setting facilities. Additionally, he oversees the completion work, flowback, and bringing wells to production. He works closely with the lease operators and roustabouts to maintain daily production and salt water disposals wells.  Prior to joining Veritas in 2012, he worked as a Production and Operations Foreman for the Barnett Shale Division and Lease Operator for the East Texas Division at XTO Energy, Inc. for 15 years. Tony brings 40 years of experience with him, as his career in the oil and gas industry began in 1974 with RB Oder Construction Company in Gladewater, Texas. 


P.O. Box 10850 • Fort Worth, Texas 76114