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Jeff Miller

Founder & Owner
jeff@millerenergygroup.com

Jeffrey Miller is an experienced oil and gas professional with a particular focus on helping mineral owners, landowners, and oil and gas companies negotiate agreements that create value for all parties. He has worked with a wide range of mineral owners to structure successful transactions and understands the complexities of buying, selling, and leasing mineral rights. Jeff has led transactions in the midstream pipeline sector and overseen the leasing and acquisition of mineral rights across more than 100,000 acres.

A fifth-generation Coloradan, Jeff has deep roots in the state. He grew up south of Denver and attended Cherry Creek High School before earning a degree in Business Administration from the University of Oregon. After graduating, he returned to Colorado to build his career in the state he proudly calls home. Prior to founding Miller Energy Group in 2019, Jeff worked with James C. Karo Associates and Lincoln Energy Partners, where he developed expertise in oil and gas leasing, right-of-way and easement acquisition, pipeline construction, contract negotiation, mineral rights acquisition, and project management across Colorado, Mississippi, Montana, New Mexico, North Dakota, Oklahoma, Texas, Utah, and Wyoming.

Outside of work, Jeff is a devoted Denver sports fan and a proud supporter of the Oregon Ducks. In his free time, he enjoys golfing, spending time with family and friends, and relaxing with a good glass of whiskey. Jeff lives in Denver with his wife, Lindsay, and their son, James.

Jennifer Ayvaz

Land Manager
jennifer@millerenergygroup.com

Jennifer Ayvaz is a Colorado native with more than 20 years of experience in the oil and gas industry, bringing a background that spans both in-house roles and independent consulting. She began her career with Chandler Energy, LLC in 2005, helping guide the company through its merger into publicly traded GeoResources, Inc. in 2007 and its subsequent acquisition by Halcón Resources, Inc. in 2012. Jennifer remained with Halcón until 2016, when she transitioned to independent land consulting.

Since then, Jennifer has worked closely with Northstar Energy Company, LLC and Three Forks Resources, LLC, providing strategic land, title, and mineral ownership expertise. She joined Miller Energy Group in 2023, where she continues to leverage her extensive experience in mineral acquisitions, title analysis, and complex land transactions. Her work has focused on many of the country's premier producing regions, including the Williston, DJ, and Powder River Basins, as well as the Permian and Uintah Basins.

Jennifer has been a member of the Junior League of Denver since 2014 and has served in leadership roles supporting the organization's Holiday Mart fundraiser. Outside of work, she enjoys spending time with her husband, their two children, and their two German Shepherds. A lifelong Denver Broncos fan and avid traveler, Jennifer loves exploring new destinations and creating lasting memories with her family.

Charlie Matthews

Acquisition Manager - Landman
charlie@millerenergygroup.com

Charlie oversees the majority of acquisitions for Miller Energy Group, LLC and brings nearly 10 years of experience in the oil and gas industry, including 7 years with the firm. He has built a strong track record in land acquisition, title research, and managing land projects from early-stage prospecting through development and production.

Charlie is known for his transparent, informative approach when working with landowners. He takes pride in fostering trust through clear communication and providing thoughtful guidance to help clients achieve their goals in the sale of their mineral rights. His expertise extends to analyzing mineral ownership, curing title, and interpreting complex legal documents, with a consistent ability to identify and resolve title issues efficiently.

He continues to expand his knowledge of industry operations, land practices, and market trends across key resource plays, including the Bakken, Powder River Basin, and DJ Basin. Recognized for his attention to detail and professionalism, Charlie builds strong relationships with landowners, legal teams, and industry stakeholders.

Outside of work, Charlie enjoys spending time with family and friends, playing and watching sports, traveling, and relaxing with an ice-cold beer while cheering on his beloved St. Louis Cardinals and the Green Bay Packers.

Trey Corkin

Acquisition Specialist – Landman
trey@millerenergygroup.com

Trey worked with Discovery Land Services in 2023 where he gained experience in title work, marketing and client outreach, and organizational support. Trey joined Miller Energy Group in 2025 as an Acquisition Specialist.

Trey attended Colorado Mesa University, where he studied Business Administration with a concentration in Energy and Land Management. He was actively involved in the CMU Energy & Land Management Club throughout all four years of his studies. In addition, Trey was a student-athlete, competing in lacrosse during his time at the university. He enjoys hunting, fly fishing, sports, and spending time with family and friends.

About Miller Energy Group

We help mineral owners navigate important decisions through trusted guidance, regional experience, and long-term perspective.

Oil pump jack operating in an open field with the Denver skyline and Rocky Mountains in the background, representing energy production in Colorado.

A Family of Companies Built Around Mineral & Royalty Assets

Miller Energy Group brings together several specialized companies focused on mineral rights, royalty interests, and non-operated working interests. Together, these entities reflect our long-term, relationship-driven approach to helping mineral owners, investors, and industry partners navigate every stage of the ownership lifecycle.

MEG – Mineral Holdings

Independent mineral and royalty acquisition company focused on acquiring mineral rights across the Rocky Mountain region.

MEG Mineral Holdings works directly with private mineral owners and small companies through a transparent and relationship-driven approach centered on honesty, responsiveness, and strategic collaboration.

The company currently owns over 7,000 net royalty acres across Colorado, Wyoming, North Dakota, and Montana.

7,000+ NRA
4 States
Mineral & Royalty

MEG – Fund I

Privately funded non-operated working interest fund focused on managing and optimizing a diversified portfolio of oil and gas assets across major U.S. basins.

Backed by private investors, the fund emphasizes disciplined asset oversight, revenue management, and long-term portfolio optimization.

MEG Fund I currently holds working interest and overriding royalty ownership in 385 wells across 6 states, along with 15,000 acres of HBP leasehold.

385 wells
6 States
Non-Operated & Royalty

MEG – Fund II

Privately funded non-operated working interest fund focused on the performance and management of a concentrated portfolio of oil and gas assets.

The fund emphasizes disciplined oversight, operational coordination with operators, and long-term asset management designed to maximize performance and returns.

MEG Fund II currently holds working interests in 48 wells across Colorado, North Dakota, and Montana.

48 Wells
3 States
Non-operated

In addition to the companies highlighted above, Miller Energy Group manages the assets of Gere Land Services and Titan Oil & Gas.

The people behind the process

We're a team rooted in the Rocky Mountain West, with a long-standing commitment to the land and people.  Our approach is simple: provide clear guidance, build lasting relationships, and help you make decisions about your mineral rights with confidence.

Jeff Miller

Founder & Owner
Jeff@millerenergygroup.com
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Jennifer Ayvaz

Land Manager
Jennifer@millerenergygroup.com
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Charlie Matthews

Acquisition Manager – Landman
Charlie@millerenergygroup.com
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Trey Corkin

Acquisition Specialist – Landman
Trey@millerenergygroup.com
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Built on Relationships, Guided by Stewardship, and Committed to Doing What's Right.

Our Operational Footprint

Select Company
MEG Mineral HoldingsMEG Fund IMEG Fund II
Colorado
Adams County
Arapahoe County
Rio Blanco County
Weld County
Wyoming
Big Horn County
Campbell County
Converse County
Crook County
Johnson County
Laramie County
Niobrara County
Weston County
North Dakota
Divide County
Williams County
Montana
Richland County
Colorado
Garfield County
Weld County
Wyoming
Campbell County
Carbon County
Converse County
Hot Springs County
Sweetwater County
Uinta County
North Dakota
Billings County
Bowman County
Burke County
Divide County
Dunn County
McKenzie County
Renville County
Stark County
Montana
Fallon County
Richland County
Roosevelt County
Oklahoma
Caddo County
Grady County
Latimer County
Roger Mills County
Texas
Garza County
Hemphill County
Leon County
Roberts County
Robertson County
Wheeler County
Colorado
Jackson County
Weld County
North Dakota
Divide County
Dunn County
Mountrail County
Williams County
Montana
Richland County

Why Landowners Work With Us

01
Competitive Offers
02
Local Market Expertise
03
Straightforward Process
04
Experienced Team

Let's talk about your property

Every property is unique, and every ownership decision deserves careful consideration. Whether you’re exploring a sale or simply have questions, we’re here to provide straightforward guidance backed by regional experience.

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