Castleton Resources


Castleton Resources has attracted a strong senior management and technical team with a proven track record in East Texas and seasoned in all facets of upstream and midstream activities.

Craig Jarchow - President and Chief Executive OfficerCraig Jarchow was a Partner at Pine Brook Road Partners, an investment firm which focused on energy and financial services, where he served as an investor, board member and advisor to portfolio company CEOs. Mr. Jarchow has worked in the Upstream field for over 23 years, holding senior level positions at Amoco, Apache Corporation and First Reserve Corporation. Mr. Jarchow holds a B.A. in Geology from the University of Santa Barbara, California, an M.S. and Ph.D. in Geophysics from Stanford University, and an M.B.A. from MIT.

Jan Schott- EVP and Chief Financial OfficerJan L. Schott joined Castleton Resources LLC as Executive Vice President and Chief Financial Officer in February 2019. Ms. Schott was previously Chief Financial Officer for Texas Crude Energy LLC, a privately owned oil and gas company with assets in the Eagle Ford Shale, since October 2015. She also served as Senior Vice President and Chief Financial Officer for Goodrich Petroleum Corporation (NYSE: GDP) from May 2010 to September 2015. Ms. Schott joined Goodrich in 2007 and previously served as Vice President and Interim CFO and Vice President and Controller. Ms. Schott served in various accounting management positions with Apache Corporation from 1997 to 2006 both in Houston and Calgary, Alberta, Canada. Prior to joining Apache, Ms. Schott was in public accounting with KPMG LLP from 1991 to 1997. Ms. Schott is a Certified Public Accountant and a Class of ’91 graduate of Texas A&M University with a B.B.A in Accounting. Ms. Schott currently serves on the Board and as Audit Committee Chair for Firebird Energy Holdings LLC. Ms. Schott previously served on the Board and as Audit Committee Chair for the Houston Area Women’s Center.

Britt Dearman -Chief Operation OfficerBritt Dearman has over 35 years of operations, engineering and commercial upstream and midstream experience with senior managerial roles at Forest Oil, Apache and Amerada Hess Corporation. He was the head of operations for Forest’s largest region. Mr. Dearman played a key role in evaluating about 150 completed transactions totaling nearly $2.0 billion during his career. He has led new ventures activities, preparation of SEC reserves, and financial and strategic planning. He holds a B.S. from University of Louisiana at Lafayette and an M.B.A. from the University of Texas at Austin.

Chris Migura- General CounselChris Migura was the former Chief Counsel at BG Group plc, Assistant General Counsel at Occidental Oil & Gas and Attorney at Vinson & Elkins LLP. He is Board Certified in Oil, Gas & Mineral Law by the Texas Board of Legal Specialization. Chris holds a J.D. from the University of Houston and a B.S. in Economics from the Wharton School of the University of Pensylvania.

Katsuhiro “Ohbi” Ohbi - Chief Strategy Officer and Chief Technology OfficerKatsuhiro Ohbi, or “Ohbi”, joined Castleton Resources LLC in August 2020 as Chief Strategy Officer and Chief Technology Officer. Prior to joining the Castleton Executive Team, Ohbi served on the Board of Castleton Resources and was Senior Vice President and technical VP of Tokyo Gas America Ltd. Upstream business. Ohbi joined Tokyo Gas in May 2017 and has served previously as Senior Petroleum Engineer and as Director for TG Barnett Resources, TG Eagle Ford Resources and TG East Texas Resources. Prior to joining Tokyo Gas, Ohbi served on the Board and Senior Vice President of Toyota Tsusho Wheatland Inc. in Calgary, Canada and served in a variety of technical positions with TOYOTA Tsusho Corporation in Tokyo, JOGMEC-Technology Research Center in Chiba Japan, INPEX Masela, LTD in Jakarta, Indonesia and Abu Dhabi Oil Co, Ltd. in UAE. Ohbi holds a Bachelor of Petroleum Engineering from University of Tokyo.

Don Nguyen- Chief Accounting Officer and ControllerDon Nguyen serves as our Chief Accounting Officer and Controller.  Prior to joining Castleton Resources, Mr. Nguyen served as VP of Accounting at Development Capital Resources. Mr. Nguyen also served as the Chief Accounting Officer at Fieldwood Energy and Lime Rock Resources. He started his career in Deloitte’s M&A Transaction Services and Audit practices where he primarily focused on oil and gas clients. Mr. Nguyen holds a B.S. in Accounting from Louisiana State University and is a Certified Public Accountant in the State of Texas.

Steve Campbell- Vice PresidentRegional OperationsSteve Campbell served in various operational roles during his career including facility, production, completion, and drilling engineering. He formed Chesapeake’s Barnett field operations and developed the surfactant package for EOG in Barnett combo play in Montague and Cooke counties in Texas. Mr Campbell also managed up to 6 frac spreads continuously and completed over 250 wells per year for 4 years in the Barnett. Mr. Campbell holds a B.S. in Petroleum Engineering from the University of Oklahoma.

Peter Xia - Vice President Finance and TreasuryPeter Xia was the former Vice President of Finance at Patara Oil & Gas (Jefferies Capital Partners).  He has completed over $6 billion in transactions in the upstream sector. Mr. Xia started his career as an investment banker with Jefferies & Company. He received his MBA from Rice University.

Cassi Squyres- Land ManagerCassi Squyres brings over 12 years of land management and acquisition experience across the lower 48 and has held various senior land positions over the last 5 years. While at Patara Oil & Gas she facilitated the sale of Patara’s Paradox Basin assets to Castleton Commodities LLC. Ms. Squyres also managed a 100,000+ acre leasehold position in the northeast D.J. Basin (Niobrara) for Rosetta Resources. She holds a B.S. in Land Use and a Geology concentration from Metropolitan State University of Denver.

Rosemary Cruthirds - Vice President Land AdministrationRosemary Cruthirds has 25 years of Land Administration experience. She joined the company in December 2014. Mrs. Cruthirds has held management and senior level positions with several companies. She holds a B.A. in Business from Texas State University and a B.S. in Petroleum Land Management from the University of Houston-Downtown.