Chief Executive Officer - Chairman of the Board

Mr. Jayson joined U.S. Energy in 2009. Since joining U.S. Energy, he has led various departments including Information Technology, Human Resources and Acquisitions & Divestitures. He previously served as Executive Vice President where his focus was on developing operations in core areas and identifying new business opportunities. Mr. Jayson is a graduate of Johns Hopkins University and received his MBA from Texas Christian University’s Neeley School of Business.  Following his graduation from Johns Hopkins, Mr. Jayson began his career in investment banking, portfolio management and trading in both New York and London.  This included roles as a Junior Portfolio Manager and Trader at Arnhold S. Bleichroeder from 1998-2003, and Assistant Portfolio Manager at S.A.C. Capital from 2003-2009.  Mr. Jayson has attended various institutions for continuing education related to management and the oil & gas industry including The Wharton School of Executive Education, University of Tulsa and University at Buffalo.  Mr. Jayson is an active member of Young Presidents Organization (YPO), National Association of Corporate Directors, Independent Petroleum Association of America and Fort Worth Wildcatters.

Executive Vice President and Director

Mr. Iak joined U.S. Energy in 2005, bringing with him immense success as a Broker as well as in the field of Managed Money where he oversaw clients assets in excess of $1 Billion. Over the last 10 years, Matthew has focused his efforts on the Private Placement, Reg. D space, raising more than $1 Billion for U.S. Energy Development Corporation.

In addition to being an active Board Member for U.S. Energy, Mr. Iak is also a member of U.S. Energy’s Gen-2 Leadership and sits as the President for a series of family real estate and real estate management companies. He is also the President and Director of U.S. Energy’s Managing Broker Dealer, Westmoreland Capital Corporation. Always in high demand as a speaker, Matthew is invited frequently to present for a host of organizations within the financial community on oil & gas economics, taxation, and financial planning.

Matthew is a graduate of Canisius College and holds his FINRA Series 7, 24, 99, 63, & 66 licenses.

Executive Vice President–Chief Operating Officer

Mr. Blackwell joined U.S. Energy in 2017.  Prior to joining USEDC Mr. Blackwell was the President of Petromax Operating Company an oil and gas exploration and production company focused on resource plays in Texas and Oklahoma. During his tenure as President of Petromax Operating the company acquired over 140,000 net operated and non-operated acres and divested of 5 assets for over $1Billion with average returns of over 300% ROI.  Prior to joining Petromax Operating Mr. Blackwell spent 15 years in the financial services industry in various executive management positions where his management and leadership skills were focused on growing top line revenue and bottom line profits by directing recruiting, operating, strategic planning and sales and marketing initiatives.  Mr. Blackwell received his BSBA in Finance and Accounting from Central Michigan University.

Vice President of Corporate Development

Mr. Witmer joined U.S. Energy in 2001 as a Staff Geologist, and has held various leadership positions within the geology department including Senior Geologist (2005-2014), Vice President of Geology (2014-2017) and Vice President of Geology & New Ventures (2017-2018).  Mr. Witmer is a Certified Petroleum Geologist (CPG #6366) through the American Association of Petroleum Geologists.  Mr. Witmer has significant experience in a number of basins including the Anadarko Basin, Appalachian Basin, Ardmore Basin, DJ Basin, Fort Worth Basin, Gulf Coast, Permian Basin, South Texas and the Williston Basin.  Mr. Witmer’s experience also includes Acquisitions & Divestitures.  Mr. Witmer received his Bachelor of Arts Degree in Geology, Bachelor of Science Degree in Environmental Studies and Master of Science Degree in Geology from the State University of New York at Buffalo, and is currently enrolled in the SMU Executive MBA Program (Class of 2019). Mr. Witmer is a member of AAPG, ADAM Energy Forum (Dallas), ADAM-OKC Energy Network, FWGS, IOGA of NY, PIOGA and BAPG.

Chief Financial Officer

Senior Executive with over 19 years of diversified accounting experience including external public accounting and internal audits, initial public offering (IPO) readiness, Sarbanes-Oxley (SOX) implementations, mergers and acquisitions (M&A), Securities and Exchange Commission (SEC) regulations, and both U.S. Generally Accepted Accounting Principles (U.S. GAAP) and International Financial Reporting Standards (IFRS). As a senior executive, Mr. Rodriguez has served as Chief Accounting Officer, Controller and Director of Internal Audit for several publicly traded companies. Mr. Rodriguez has extensive industry experience serving both public and private clients focusing on construction, energy, healthcare, oilfield services, midstream (pipelines), manufacturing and upstream oil and gas (E&P).

Mr. Rodriguez is a licensed CPA and earned his B.S. in Accounting from Louisiana State University.


Ms. Stewart joined U.S. Energy in 2008. Prior to joining U.S. Energy, she held accounting management positions with various companies, the latest being an oil and gas distributor. Ms. Stewart is a member of the American Institute of Certified Public Accountants and the New York State Society of Certified Public Accountants. Ms. Stewart received her Bachelor of Business Administration Degree in Accounting from Pace University.