Technically Driven.
Enduring Value.

Saxum Energy Partners acquires and manages high-quality oil and gas operated properties and royalty and mineral interests, delivering superior risk-adjusted returns through technical rigor and aligned incentives.

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Details and Relationships Matter

Saxum Energy Partners is a private energy company focused on the acquisition and management of oil and natural gas operated properties and royalty and mineral interests. Our management team brings decades of experience operating private and public energy companies and managing energy private equity funds. Relationships with our counterparties and partners, some of the largest family offices in the world, enable Saxum to privately source transactions and move quickly to close with certainty.

Operating Partnerships

Saxum utilizes an “acquire and exploit” strategy to purchase oil and gas properties and then leverages the team’s technical experience drilling thousands of wells to grow production and delineate acreage.

Mineral Partnerships

Saxum generates superior risk-adjusted returns by leveraging our operational and acquisition experience to build a portfolio with strong annualized yields, robust current cash flow, future upside and regular cash distributions.

$1B+
Equity Raised Since 2023
4
Investment Vehicles
~13,000
Operated Acreage Owned (Net Acres)
~35,000
Mineral Acreage Owned (NRAs)

Two Pillars of Energy Value Creation

Saxum invests across two complementary strategies, leveraging deep technical expertise to identify and manage high-quality assets in both operated properties and royalty and mineral rights.

Operated Properties

Direct operation of oil and gas properties with hands-on management, applying engineering excellence and operational discipline to maximize asset value and production efficiency.

  • Direct working interest operations
  • Hands-on asset management
  • Engineering and geology-driven optimization
  • Drilling & completion expertise
  • Production enhancement & field development

Oil & Gas Minerals

Strategic acquisition of mineral and royalty interests across premier U.S. basins, generating consistent cash flow with significant upside from future development activity.

  • Mineral & royalty interest acquisitions
  • Diversified across top-tier basins
  • Strong annualized yield focus
  • Development upside from operator activity
  • Regular cash distributions to investors

Technical Discipline.
Proven Operations Excellence.
Aligned Incentives.

Saxum relies on its deep technical team to conservatively underwrite and manage every transaction. We win when you win.

01

Technical Underwriting

Our team of engineers, geologists, landmen and financial analysts rigorously evaluates every opportunity with a bottoms-up analysis. Team backgrounds in operations, reservoir engineering, geology, land, accounting, and finance.

02

Operational Expertise

With deep experience operating both public and private energy companies, our team has a history of growing production through development and increasing inventory, building equity value. We bring hands-on expertise to every asset — from acquisition through active management and optimization.

03

Aligned Incentives

Saxum’s direct LP model eliminates the “double promote” found investing in traditional private equity. Back-end incentive structure (as opposed to fees on AUM) ensures alignment of interest between management and investors.

The Team

A highly experienced team with diverse expertise across energy asset evaluation, operations, and finance.

Jim Mutrie

Jim Mutrie

Managing Partner, President & CEO

Executive management roles at operating O&G companies. Co-founded Switchback II Corp (NYSE: SWBK). Led $13B+ in M&A at RSP Permian.

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Cole Robertson

Cole Robertson

Managing Partner and CFO

14 years of investment partnership and PE experience in energy. Helped launch BP Energy Partners with $550M+ AUM.

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Josh Rosinski

Josh Rosinski

Managing Partner and COO

Extensive technical background in drilling, completions, and production operations. Former SVP Technical at Dale Operating.

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Todd Cage

Todd Cage

SVP Operations & Completions

Over 20 years of Permian Basin operating experience. Former Commercialization Manager for ConocoPhillips and Concho; led Halliburton’s Odessa district.

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Evan Clayton

Evan Clayton

VP Finance

Over 10 years in energy private equity and investment banking. Former SVP Finance at Dale Operating and associate at EnCap Investments.

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Kyle Cook

Kyle Cook

General Counsel

19 years in the oil and gas industry, 13 in-house at public companies. Former Assistant General Counsel at Denbury and RSP Permian.

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Zoran Durkovic

Zoran Durkovic

Chief Accounting Officer

Over 15 years of energy accounting experience. Former CAO of Granite Ridge Resources, with prior roles at Concho, RSP Permian, and Exco.

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Landon Goodgion

Landon Goodgion

VP Facilities

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Phil Hammond

Phil Hammond

VP Land

Over 17 years of Permian land experience. Former VP Land at BC Operating and RSP Permian, leading land across the Midland and Delaware Basins.

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John Mraz

John Mraz

VP Production & Completions

Over 13 years of Permian operating experience. Former Staff Completions Engineer at ConocoPhillips on 25+ development projects totaling 400+ wells.

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Rick Phelan

Rick Phelan

VP Technology

Over 20 years of upstream O&G experience, Rick leads Saxum’s technology, information security and AI strategy. Former Director of Technology and Information Security at FireBird Energy I and Development & Analytics Manager at RSP Permian.

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Ross Tipton

Ross Tipton

VP Geology

Over 13 years of Permian Basin exploration and operational experience. Former VP Geology for FireBird Energy through its $1.6B sale to Diamondback.

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Thomas Wolfmueller

Thomas Wolfmueller

VP Drilling

Over 19 years of Permian operating experience with 700+ wells drilled. Former Drilling & Completions Manager at Revenir Energy.

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SA

Sherri Allen

Revenue Accounting Manager

Accredited Petroleum Accountant with extensive oil and gas revenue, joint interest and owner relations experience. Former Revenue Manager at Concho Resources. Past president of PASPB and PASNM.

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Claire Gauvigan

Claire Gauvigan

Assistant Controller

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Alyssa Lawver

Alyssa Lawver

Land Admin Manager

Extensive background in oil and gas land including title, division orders, lease negotiation, mineral valuation, and regulatory work.

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Chad Stauffer

Chad Stauffer

Assistant Controller

Over 15 years of accounting and finance experience in oil and gas. Former senior financial analyst at EnCap Minerals, Pegasus Resources and Hunt Oil Company.

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Our team’s experience includes

Saxum Positions

Saxum maintains a strategic presence in two of the most productive basins in the United States, with both operated properties and royalty and mineral interests.

Upton CountyMidlandReaganCrane
GainesDawsonBordenScurryEddyLeaAndrewsMartinHowardMitchellLovingWinklerEctorMidlandGlasscockSterlingCulbersonWardCraneReevesUptonReaganIrionPecos
WebsterGreggBossierCaddoPanolaRuskRed RiverDeSotoShelbyNacogdochesSabineSan AugustineSabineAngelinaVernon
Pinch or tap + to zoom in for county names
Operated acreageUpton County, Texas
Mineral & royalty interestsPermian Basin · West Texas & New Mexico
Mineral & royalty interestsHaynesville · East Texas & North Louisiana
Approximate acreage footprint
Operating Assets
Permian Basin
Operated properties where we drill, complete, and produce our own wells to grow production and inventory.
Minerals
Permian Basin
Core mineral and royalty positions across the Delaware and Midland sub-basins.
Haynesville
Mineral and royalty positions in the Haynesville gas play of East Texas and North Louisiana.

We Value Our Owners

Saxum Energy Partners is committed to maintaining transparent, responsive relationships with all mineral, royalty, and working interest owners. Our Owner Relations team is here to assist you with any questions regarding your interests.

Whether you have questions about revenue payments, division orders, tax forms, or need to update your account information, our team is ready to help. Please include your owner number and full name in all correspondence so we can locate your account quickly and provide accurate assistance.

All inquiries received during normal business hours are responded to within one to two business days.

Contact Owner Relations

Mailing Address
Saxum Energy Partners LLC
5949 Sherry Lane, Suite 1010
Dallas, Texas 75225
Attn: Owner Relations
Business Hours
Monday – Friday
8:00 AM – 5:00 PM CT

For Fastest Service

Please include the following in all correspondence with Saxum Owner Relations:

• Your full legal name
• Owner account number
• Daytime phone number
• Property or well name (if applicable)
• State and county of interest

Important Notice

For security purposes, please do not include Social Security numbers, Tax ID numbers, or banking information in email correspondence. Our team will provide secure methods for transmitting sensitive information when needed.

All inquiries are typically responded to within 1–2 business days during normal business hours.

Let's Connect

Saxum Energy Partners is headquartered in Dallas, Texas. We welcome conversations with potential partners and investors.

Get in Touch