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Company Bios

Meet the people behind Guardian Energy Partners programs.

Portrait of Jonathan Flores, Founder and Chief Executive Officer

Founder and Chief Executive Officer

Jonathan Flores

For more than a decade, Mr. Flores has built a distinguished career in alternative investments, specializing in the oil and gas sector. His experience includes participation in drilling projects across the Bakken Shale, Oklahoma, Kansas, and Texas, as well as helping investors access cash-flowing royalty opportunities throughout the United States.

Mr. Flores works directly with investors, from the first review of a program through drilling, production and ongoing reporting.

Portrait of Mark Brooker, CEO of Guardian Operating

CEO, Guardian Operating

Mark Brooker

Mr. Brooker founded The Frontline Group in 1992 to serve multinational oil and gas companies in project management and technical consulting. His clients include Amoco, Anadarko, BP, BHP, Baker Hughes, Chevron, Conoco, EOG, Exxon, Hess, Marathon, Mobil, Oxy, Pennzoil, Phillips, Pioneer, Schlumberger, and Shell.

Prior to starting The Frontline Group, Mr. Brooker worked for Halliburton, Enserch, Clayton Williams, and many independents leading field operations and technical planning. He is Vice Chairman of the Texas Business Leadership Council and is a member of multiple fraternal oil and gas organizations. He holds a B.F.A. in Communications from Texas Christian University and an M.B.A. from the University of Houston.

Portrait of Thomas S. Gallagher, legal counsel

Legal Counsel

Thomas S. Gallagher

Thomas S. Gallagher’s legal practice focuses on the representation of private equity, hedge and special purpose investment vehicles engaged in a broad range of corporate, securities and regulatory matters. His fund representation encompasses a broad range of businesses and industries, including commercial and consumer lending, real estate investment, software and web-based platform development, FinTech, investments involving use of blockchain, smart contracts and digitalized assets, solar energy and other green energy projects, and oil and gas exploration and development. He advises promoters and investment managers on structuring, formation and operation of U.S. and offshore funds.

During his career, Mr. Gallagher has been a partner in the New York office of several large national and international law firms: Dorsey & Whitney LLP, Pepper Hamilton LLP and Baker Hostetler LLP. Earlier in his career, as a Washington, D.C. lawyer, his practice focused on the representation of financial institutions and their holding companies in mergers and acquisitions, financial product development and regulatory matters. He is a member of the New York, D.C. and Maryland Bars. He holds a B.A. summa cum laude from Penn State University and a J.D. from George Washington University.

Invest in Oil & Gas

Request our 2026 Investing Prospectus

Pages from the Guardian Energy Partners 2026 Investing Prospectus, including the cover and two prospect maps

A representative will be in touch to discuss:

  • Ownership structure walked through in plain English
  • Tax-treatment overview, including depletion allowance
  • Qualification process for verified accredited investors
Request the Prospectus

Contact us for a free consultation and prospectus

Fill out the form below and a representative will be in touch to discuss your accredited status.

I certify that I had an individual income over $200,000 (or joint income with my spouse of more than $300,000) in each of the past two years and reasonably expect to reach the same level in the current year, AND/OR I have an individual net worth in excess of $1,000,000.

Once qualified, we send our 2026 Investing Prospectus.

Securities offered only to verified accredited investors, and only through the Prospectus. Past performance is not indicative of future results. Investing involves risk, including possible loss of principal.

Request the Prospectus