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Monarch is proud to be the first 100% electric-drive mobile fleet in the gas compression industry.

Our EcoFlex™ fleet provides customers with increased volumetric flexibility, superior reliability, and an Environmental, Social, and Governance (ESG) compression alternative that eliminates the greenhouse gas (GHG) emissions of a standard gas-drive package. The Monarch team is excited to lead our industry into the new age of contract gas compression while providing opportunities to the many talented individuals in our industry.

Monarch Resource Partners LLC was established with the vision of providing our employees and customers a consistent, sustainable service in a work environment that focuses on family, professional growth, and pride in the product/service we deliver.

Executive Team

Brett Schubert

Chief Executive Officer

Randy Garcia

Vice President of Operations

KOLTEN KELLEY​

Vice President of Sales

Shane Estes

Vice President of Business Development & Fleet

Brett Schubert is the President and CEO of Monarch Resource Partners. Brett offers leadership and strategic vision, directing a highly capable and accomplished team. He seeks to create enduring value for Monarch’s clients, from large exploration and production companies to smaller family-owned firms. Closely attuned to client objectives, Brett cultivates a long-term perspective that values longevity, continuity, and reliability for clients and employees alike.

Brett founded Monarch in 2021 after spending four years with Pegasus Optimization Managers, where he held a number of roles, ultimately serving as a Vice President of Operations Support. In this capacity, he was instrumental in spurring Pegasus’s growth from a startup organization to a heavyweight in the industry. Earlier in his career, Brett spent two years with CDM Resource Management, where he was a Senior Financial Analyst. He earned his B.S. in Agribusiness from Texas A&M University and his M.B.A. from Sam Houston State University.

Originally from South Texas, Brett now lives in College Station with his wife, Cheyenne, and their young son. He is an active contributor to FFA and 4-H groups, involved with the First Baptist Church of Woodsboro, and founded an education foundation for the Woodsboro Independent School District. Brett is also A ranching enthusiast and owns a small cow/calf operation near his hometown.

Randy Garcia is the Vice President of Operations and leads the operations team at Monarch Resource Partners. He provides hands-on support and mentorship to a team of professionals focused on customer service.

Randy has worked at Monarch Resource Partners since 2021. He began his career in the gas compression industry in 2008 with CDM Resource Management, where he was an Area Manager responsible for South Texas. In 2016, Randy moved to Pegasus Optimization Managers, where he was a Regional Vice President. In this capacity, Randy assembled and grew the Pegasus team in South Texas, West Texas, Oklahoma, and Appalachia into a thriving and robust part of the business. Randy graduated from Universal Technical Institute with an Auto and Diesel Certificate and is a certified Ford technician.

Randy lives in South Texas with his wife, Iris, and their daughter and son. In his free time, he enjoys spending time with his family and friends, working on restoration projects, and supporting his community.

Kolten Kelley is the Vice President of Sales and leads Monarch’s sales initiatives. He helps to ensure that clients have a turnkey solution that addresses their needs, enhances their productivity, and adds to their profitability. He facilitates the design, implementation, and roll-out of an entirely electric-driven fleet—the first in the gas compression industry and a pioneer in ESG advancement.

Kolten’s approach to his client relationships is consultative and highly customized. Thorough by nature, he works with clients to design a solution that aligns with their distinctive needs, partnering with engineers, as needed, to spearhead a full-service transition from gas to electric, bringing the utility to each client’s location. Above all, Kolten looks to deliver a high-quality, seamless experience – helping clients expand their run time and enjoy greater productivity. He explains, “We take pride in focusing not only on Monarch-owned equipment but also on customer equipment to ensure both parties have a great experience. This approach has helped spur our continuing partnerships and growth.”

Kolten has worked in the oil and gas industry since 2015. Prior to joining Monarch, he served as an Account Manager with Kodiak Gas Services and its predecessor, Pegasus Optimization Managers. He began his career as an Account Manager with CDM Resource Management. Kolten earned his Bachelor’s degree from Hardin Simmons University in Abilene.

Kolten lives in Midland with his wife, Courtney, and their young daughter and son. In his free time, he enjoys hunting, fishing, being outdoors, and watching any type of competitive sport.

Shane Estes is the Vice President of Business Development & Fleet leads business development at Monarch Resource Partners and directs the design of custom installations. He guides clients in optimizing projects for specific field conditions and ensures efficient solutions for all equipment applications. He draws on more than three decades of experience in the gas compression industry, with expertise in operations, engineering, and sales.

Shane works with new and existing clients to discern their needs relative to Monarch’s innovative suite of capabilities, engineering detailed solutions that align with each client’s business objectives. He also strengthens Monarch’s relationships with midstream companies in all shale plays, identifying the factors that differentiate Monarch, its equipment, and its service ethic.

Shane has worked at Monarch Resource Partners since 2021. He began his career in compression at Guerra Engineering in 1988 and remained with the firm when it was acquired by the Hanover Company in 1991. During this tenure, he gained significant experience in operations, engineering, supply chain, safety, and sales. Subsequently, Shane worked at Gas Services International, Universal Compression, CDM, AG Equipment Company, and Pegasus Optimization Managers in roles that included International Customer Service Manager, Sales/Application Engineer, and Vice President of Sales. Originally from Victoria, Texas, Shane attended Victoria College.

Shane and his wife live in South Texas and have three adult children. In his free time, he enjoys traveling with his wife, hunting, and fishing. He also has a small ranch and likes to spend time taking care of his animals.

Dwayne Allen

Vice President of Operations Support

JOHN COLWELL

Chief Financial Officer

Carlos Rodriguez

Senior Executive Advisor & Board of Directors

Dwayne Allen is the Vice President of Operations Support at Monarch Resource Partners. Dwayne’s focus is on the development in our systems and support departments through management of the various Systems/IT needs, Supply Chain Operations, Reporting and Compliance, and Health and Safety Environmental department.

Dwayne has worked at Monarch since 2022. He draws on more than 28 years of diverse accounting experience and a wealth of knowledge in systems development and organizational processes. Most recently, he served as the Director of Business Solutions at Pegasus Optimization Managers, where he was responsible for developing and managing intercompany systems. Dwayne’s career also includes eight years with CDM Resource Management, where his roles included Director of Accounting and Director of Cost Analysis. He has worked in the gas compression industry since 2008. Dwayne earned his B.B.A. from the University of Texas at Tyler and is a Certified Public Accountant.

Dwayne lives in Houston with his wife and kids. In his free time, Dwayne enjoys building cars with his children and watching his daughters play softball.

John Colwell is the Cheif Financial Officer of Monarch Resource Partners and leads Monarch’s finance and accounting team.  John’s focus includes financial reporting, FP&A, corporate finance, and strategy, along with internal sales and operational reporting, where he works closely with the sales and operations teams to enable them to serve our customers more effectively.

John has extensive experience working as a finance executive for fast-growing organizations. He previously worked as CFO of VanZandt Controls, a distributor of critical energy infrastructure equipment, with the company growing from 10 employees, 1 location, and $6 million of revenue to 100+ employees, 8 locations, and $70 million of revenue through 3 acquisitions and significant organic growth. He also has experience in private equity, consulting, and public accounting.

John attended The University of Texas at Austin, earning a BBA and master’s degree in accounting. He is a CFA Charterholder and a CPA licensed in the state of Texas. He lives in Houston with his wife, Taylor, and their young son and daughter. In his free time, he enjoys spending time with family and friends, golfing, and watching Houston sports teams.

Carlos Rodriguez serves as the Senior Executive Advisor for Monarch Resource Partners and serves on the Board of Directors.  Carlos works closely with the firm’s management team and the Board.

Carlos has 30+ years of experience in various positions in accounting, finance, and M&A with both public and private companies. Carlos previously served as Chief Financial Officer of Zephyr Gas Services, Vice President of Finance for Encino Energy, LLC, and then Chief Financial Officer for Pegasus Optimization Managers, LLC.  Carlos is a graduate of Texas A&M University with a BBA in Accounting, and he obtained his CPA license in the State of Texas in October 1995.  Carlos also serves as an Executive Professor of graduate-level Finance and Accounting at the Texas A&M Mays Business School.

Carlos serves on the Board of Directors of Monarch Resource Partners LLC, and Bold Production Services, LLC. He is also on the Advisory Board of First Horizon Bank.

Carlos lives in College Station with his wife, Nichole, and two sons. Carlos is a loyal Aggie fan and enjoys spending his free time with his family and cheering on Aggie Football.

Brett Schubert

Chief Executive Officer

Brett Schubert is the President and CEO of Monarch Resource Partners. Brett offers leadership and strategic vision, directing a highly capable and accomplished team. He seeks to create enduring value for Monarch’s clients, from large exploration and production companies to smaller family-owned firms. Closely attuned to client objectives, Brett cultivates a long-term perspective that values longevity, continuity, and reliability for clients and employees alike.

Brett founded Monarch in 2021 after spending four years with Pegasus Optimization Managers, where he held a number of roles, ultimately serving as a Vice President of Operations Support. In this capacity, he was instrumental in spurring Pegasus’s growth from a startup organization to a heavyweight in the industry. Earlier in his career, Brett spent two years with CDM Resource Management, where he was a Senior Financial Analyst. He earned his B.S. in Agribusiness from Texas A&M University and his M.B.A. from Sam Houston State University.

Originally from South Texas, Brett now lives in College Station with his wife, Cheyenne, and their young son. He is an active contributor to FFA and 4-H groups, involved with the First Baptist Church of Woodsboro, and founded an education foundation for the Woodsboro Independent School District. Brett is also A ranching enthusiast and owns a small cow/calf operation near his hometown.

Randy Garcia

Vice President of Operations

Randy Garcia is the Vice President of Operations and leads the operations team at Monarch Resource Partners. He provides hands-on support and mentorship to a team of professionals focused on customer service. 

Randy has worked at Monarch Resource Partners since 2021. He began his career in the gas compression industry in 2008 with CDM Resource Management, where he was an Area Manager responsible for South Texas. In 2016, Randy moved to Pegasus Optimization Managers, where he was a Regional Vice President. In this capacity, Randy assembled and grew the Pegasus team in South Texas, West Texas, Oklahoma, and Appalachia into a thriving and robust part of the business. Randy graduated from Universal Technical Institute with an Auto and Diesel Certificate and is a certified Ford technician.

Randy lives in South Texas with his wife, Iris, and their daughter and son. In his free time, he enjoys spending time with his family and friends, working on restoration projects, and supporting his community.  

KOLTEN KELLEY​

Vice President of Sales

Kolten Kelley is the Vice President of Sales and leads Monarch’s sales initiatives. He helps to ensure that clients have a turnkey solution that addresses their needs, enhances their productivity, and adds to their profitability. He facilitates the design, implementation, and roll-out of an entirely electric-driven fleet—the first in the gas compression industry and a pioneer in ESG advancement.

Kolten’s approach to his client relationships is consultative and highly customized. Thorough by nature, he works with clients to design a solution that aligns with their distinctive needs, partnering with engineers, as needed, to spearhead a full-service transition from gas to electric, bringing the utility to each client’s location. Above all, Kolten looks to deliver a high-quality, seamless experience – helping clients expand their run time and enjoy greater productivity. He explains, “We take pride in focusing not only on Monarch-owned equipment but also on customer equipment to ensure both parties have a great experience. This approach has helped spur our continuing partnerships and growth.”

Kolten has worked in the oil and gas industry since 2015. Prior to joining Monarch, he served as an Account Manager with Kodiak Gas Services and its predecessor, Pegasus Optimization Managers. He began his career as an Account Manager with CDM Resource Management. Kolten earned his Bachelor’s degree from Hardin Simmons University in Abilene.

Kolten lives in Midland with his wife, Courtney, and their young daughter and son. In his free time, he enjoys hunting, fishing, being outdoors, and watching any type of competitive sport.

Shane Estes

Vice President of Business Development & Fleet

Shane Estes is the Vice President of Business Development & Fleet leads business development at Monarch Resource Partners and directs the design of custom installations. He guides clients in optimizing projects for specific field conditions and ensures efficient solutions for all equipment applications. He draws on more than three decades of experience in the gas compression industry, with expertise in operations, engineering, and sales.

Shane works with new and existing clients to discern their needs relative to Monarch’s innovative suite of capabilities, engineering detailed solutions that align with each client’s business objectives. He also strengthens Monarch’s relationships with midstream companies in all shale plays, identifying the factors that differentiate Monarch, its equipment, and its service ethic.

Shane has worked at Monarch Resource Partners since 2021. He began his career in compression at Guerra Engineering in 1988 and remained with the firm when it was acquired by the Hanover Company in 1991. During this tenure, he gained significant experience in operations, engineering, supply chain, safety, and sales. Subsequently, Shane worked at Gas Services International, Universal Compression, CDM, AG Equipment Company, and Pegasus Optimization Managers in roles that included International Customer Service Manager, Sales/Application Engineer, and Vice President of Sales. Originally from Victoria, Texas, Shane attended Victoria College.

Shane and his wife live in South Texas and have three adult children. In his free time, he enjoys traveling with his wife, hunting, and fishing. He also has a small ranch and likes to spend time taking care of his animals.

Dwayne Allen

Vice President of
Operations Support

Dwayne Allen is the Vice President of Operations Support at Monarch Resource Partners. Dwayne’s focus is on the development in our systems and support departments through management of the various Systems/IT needs, Supply Chain Operations, Reporting and Compliance, and Health and Safety Environmental department.

Dwayne has worked at Monarch since 2022. He draws on more than 28 years of diverse accounting experience and a wealth of knowledge in systems development and organizational processes. Most recently, he served as the Director of Business Solutions at Pegasus Optimization Managers, where he was responsible for developing and managing intercompany systems. Dwayne’s career also includes eight years with CDM Resource Management, where his roles included Director of Accounting and Director of Cost Analysis. He has worked in the gas compression industry since 2008. Dwayne earned his B.B.A. from the University of Texas at Tyler and is a Certified Public Accountant.

Dwayne lives in Houston with his wife and kids. In his free time, Dwayne enjoys building cars with his children and watching his daughters play softball.

JOHN COLWELL

Chief Financial Officer

John Colwell is the Cheif Financial Officer of Monarch Resource Partners and leads Monarch’s finance and accounting team.  John’s focus includes financial reporting, FP&A, corporate finance, and strategy, along with internal sales and operational reporting, where he works closely with the sales and operations teams to enable them to serve our customers more effectively.

John has extensive experience working as a finance executive for fast-growing organizations. He previously worked as CFO of VanZandt Controls, a distributor of critical energy infrastructure equipment, with the company growing from 10 employees, 1 location, and $6 million of revenue to 100+ employees, 8 locations, and $70 million of revenue through 3 acquisitions and significant organic growth. He also has experience in private equity, consulting, and public accounting.

John attended The University of Texas at Austin, earning a BBA and master’s degree in accounting. He is a CFA Charterholder and a CPA licensed in the state of Texas. He lives in Houston with his wife, Taylor, and their young son and daughter. In his free time, he enjoys spending time with family and friends, golfing, and watching Houston sports teams.

CARLOS RODRIGUEZ

Senior Executive Advisor & Board of Directors

Carlos Rodriguez serves as the Senior Executive Advisor for Monarch Resource Partners and serves on the Board of Directors.  Carlos works closely with the firm’s management team the Board.

Carlos has 30+ years of experience in various positions in accounting, finance, and M&A with both public and private companies. Carlos previously served as Chief Financial Officer of Zephyr Gas Services, Vice President of Finance for Encino Energy, LLC, and then Chief Financial Officer for Pegasus Optimization Managers, LLC.  Carlos is a graduate of Texas A&M University with a BBA in Accounting, and he obtained his CPA license in the State of Texas in October 1995.  Carlos also serves as an Executive Professor of graduate-level Finance and Accounting at the Texas A&M Mays Business School.

Carlos serves on the Board of Directors of Monarch Resource Partners LLC, and Bold Production Services, LLC. He is also on the Advisory Board of First Horizon Bank.

Carlos lives in College Station with his wife, Nichole, and two sons. Carlos is a loyal Aggie fan and enjoys spending his free time with his family and cheering on Aggie Football.

Current Operations

Shale Plays

Shale Plays
Eagle Ford Shale College Station Office PERMIAN BASIN Midland Office DJ BASIN ARDMORE BASIN ANADARKO BASIN ARKOMA BASIN UTICA / MARCELLUS BASINS Carlsbad Office Pecos Office

Eagle Ford Shale

College Station Office

(Headquarters)

511 University Drive East
STE 240
College Station, TX 77840

PERMIAN BASIN

Midland Office

4415 S County Road 1232
Midland, TX 79706

DJ BASIN

ARDMORE BASIN

ANADARKO BASIN

ARKOMA BASIN

UTICA / MARCELLUS BASINS

Carlsbad Office

Pecos Office

  • Current Operations
  • Future Operations
  1. College Station – Corporate

2. Midland basin Operations

3. Delaware Basin Operations

4. Eagle Ford Operations

SAFETY CONSORTIUMS

Member #84722

Member #400-808349

The inspiration for Monarch stems from the desire to provide our employees and customers a consistent, sustainable service in a work environment that focuses on family, professional growth, and pride in the product/service we deliver. Innovation, Passion, Precision, and Sustainable Service drives our company.

Brett Schubert

Chief Executive Officer

Brett Schubert is the President and CEO of Monarch Resource Partners. Brett offers leadership and strategic vision, directing a highly capable and accomplished team. He seeks to create enduring value for Monarch’s clients, from large exploration and production companies to smaller family-owned firms. Closely attuned to client objectives, Brett cultivates a long-term perspective that values longevity, continuity, and reliability for clients and employees alike.

Brett founded Monarch in 2021 after spending four years with Pegasus Optimization Managers, where he held a number of roles, ultimately serving as a Vice President of Operations Support. In this capacity, he was instrumental in spurring Pegasus’s growth from a startup organization to a heavyweight in the industry. Earlier in his career, Brett spent two years with CDM Resource Management, where he was a Senior Financial Analyst. He earned his B.S. in Agribusiness from Texas A&M University and his M.B.A. from Sam Houston State University.

Originally from South Texas, Brett now lives in College Station with his wife, Cheyenne, and their young son. He is an active contributor to FFA and 4-H groups, involved with the First Baptist Church of Woodsboro, and founded an education foundation for the Woodsboro Independent School District. Brett is also A ranching enthusiast and owns a small cow/calf operation near his hometown.

Randy Garcia

Vice President of Operations

Randy Garcia is the Vice President of Operations and leads the operations team at Monarch Resource Partners. He provides hands-on support and mentorship to a team of professionals focused on customer service. 

Randy has worked at Monarch Resource Partners since 2021. He began his career in the gas compression industry in 2008 with CDM Resource Management, where he was an Area Manager responsible for South Texas. In 2016, Randy moved to Pegasus Optimization Managers, where he was a Regional Vice President. In this capacity, Randy assembled and grew the Pegasus team in South Texas, West Texas, Oklahoma, and Appalachia into a thriving and robust part of the business. Randy graduated from Universal Technical Institute with an Auto and Diesel Certificate and is a certified Ford technician.

Randy lives in South Texas with his wife, Iris, and their daughter and son. In his free time, he enjoys spending time with his family and friends, working on restoration projects, and supporting his community.  

Kolten Kelley

Vice President of Sales

Kolten Kelley is the Vice President of Sales and leads Monarch’s sales initiatives. He helps to ensure that clients have a turnkey solution that addresses their needs, enhances their productivity, and adds to their profitability. He facilitates the design, implementation, and roll-out of an entirely electric-driven fleet—the first in the gas compression industry and a pioneer in ESG advancement.

Kolten’s approach to his client relationships is consultative and highly customized. Thorough by nature, he works with clients to design a solution that aligns with their distinctive needs, partnering with engineers, as needed, to spearhead a full-service transition from gas to electric, bringing the utility to each client’s location. Above all, Kolten looks to deliver a high-quality, seamless experience – helping clients expand their run time and enjoy greater productivity. He explains, “We take pride in focusing not only on Monarch-owned equipment but also on customer equipment to ensure both parties have a great experience. This approach has helped spur our continuing partnerships and growth.”

Kolten has worked in the oil and gas industry since 2015. Prior to joining Monarch, he served as an Account Manager with Kodiak Gas Services and its predecessor, Pegasus Optimization Managers. He began his career as an Account Manager with CDM Resource Management. Kolten earned his Bachelor’s degree from Hardin Simmons University in Abilene.

Kolten lives in Midland with his wife, Courtney, and their young daughter and son. In his free time, he enjoys hunting, fishing, being outdoors, and watching any type of competitive sport.

Shane Estes

Vice President of Business Development & Fleet

Shane Estes is the Vice President of Business Development & Fleet leads business development at Monarch Resource Partners and directs the design of custom installations. He guides clients in optimizing projects for specific field conditions and ensures efficient solutions for all equipment applications. He draws on more than three decades of experience in the gas compression industry, with expertise in operations, engineering, and sales.

Shane works with new and existing clients to discern their needs relative to Monarch’s innovative suite of capabilities, engineering detailed solutions that align with each client’s business objectives. He also strengthens Monarch’s relationships with midstream companies in all shale plays, identifying the factors that differentiate Monarch, its equipment, and its service ethic.

Shane has worked at Monarch Resource Partners since 2021. He began his career in compression at Guerra Engineering in 1988 and remained with the firm when it was acquired by the Hanover Company in 1991. During this tenure, he gained significant experience in operations, engineering, supply chain, safety, and sales. Subsequently, Shane worked at Gas Services International, Universal Compression, CDM, AG Equipment Company, and Pegasus Optimization Managers in roles that included International Customer Service Manager, Sales/Application Engineer, and Vice President of Sales. Originally from Victoria, Texas, Shane attended Victoria College.

Shane and his wife live in South Texas and have three adult children. In his free time, he enjoys traveling with his wife, hunting, and fishing. He also has a small ranch and likes to spend time taking care of his animals.

Dwayne Allen

Chief Financial Officer

Dwayne Allen is the Chief Financial Officer for Monarch Resource Partners. Dwayne focuses on financial planning, accounting, and the strategic outlook for Monarch, working closely with the firm’s management team, technicians, and board members. He maintains strong relationships with external banking providers, oversees refinements to Monarch’s accounting systems, and evaluates new technologies for possible adoption within the firm.

Dwayne has worked at Monarch since 2022. He draws on more than 28 years of diverse accounting experience and a wealth of knowledge in systems development and organizational processes. Most recently, he served as the Director of Business Solutions at Pegasus Optimization Managers, where he was responsible for developing and managing intercompany systems. Dwayne’s career also includes eight years with CDM Resource Management, where his roles included Director of Accounting and Director of Cost Analysis. He has worked in the gas compression industry since 2008. Dwayne earned his B.B.A. from the University of Texas at Tyler and is a Certified Public Accountant.

Dwayne lives in Houston with his wife and kids. In his free time, Dwayne enjoys building cars with his children and watching his daughters play softball.

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Monarch Resource Partners LLC.