Addison Oil is a private exploration and production company based in Addison, Texas that focuses on the acquisition and exploitation of primarily oil properties in regions saturated with legacy producing assets.

Alamo Resources II is private exploration and production company based in Houston that focuses on the acquisition and exploitation of oil and gas assets, primarily in New Mexico and Texas.

Augustus Energy is a private exploration and production company based in Billings, Montana that focuses on the acquisition of oil and gas properties in the Rocky Mountain, Mid-Continent and Gulf Coast regions.

Axia Energy is a private exploration and production company based in Denver, Colorado that focuses on the acquisition and development of oil and gas properties in the Rocky Mountains.

Beacon E&P Company is a private exploration and production company based in Denver, Colorado that seeks to assemble and develop a portfolio of onshore oil and natural gas assets in the United States with a focus on unconventional plays requiring leading-edge drilling and completion technologies.

Caddo Resources is a private exploration and production company based in Dallas, Texas that focuses on drilling and developing oil and gas properties in North Louisiana.

Calyx Energy is a private exploration and production company based in Tulsa, Oklahoma that focuses on the drilling and development of primarily gas assets in Northeastern and North-Central Oklahoma.

The Camcor Oil Sands Opportunity Fund, based in Calgary, Alberta, invests in a broad portfolio of private companies whose businesses are influenced by oil sands activity in Western Canada. The Fund's investments may include companies involved in exploration and production, upgrading, service and supply, infrastructure, technology and environmental services.

Corlena Oil Company is a private exploration and production company based in Amarillo, Texas that focuses on the exploitation and development of oil and gas properties in the Texas Panhandle and Mid-Continent region.

Cross Creek Energy is a private exploration and production company based in Houston, Texas that focuses on the acquisition and development of oil and gas properties primarily in East Texas.

Endless Mountain Energy Partners is a private E&P company based in Harrisburg, PA that was formed to pursue the joint venture development of Marcellus Shale projects, primarily in the state of Pennsylvania.

Great Plains Operating is a private exploration and production company based in Grapevine, Texas that focuses on the acquisition and development of oil and gas properties in the western Anadarko Basin and the Texas Panhandle.

Grenadier Energy Partners is a private exploration and production company based in The Woodlands, Texas that focuses on the acquisition and development of oil and gas properties primarily in the Marcellus Shale in West Virginia.

Hayden Harper Energy KA is a private exploration and production company based in Charlotte, North Carolina that focuses on the acquisition and development of low-risk conventional oil and gas properties in the Appalachian Basin.

HRM Resources is a private exploration and production company based in Denver, Colorado that focuses on the acquisition and development of long-lived oil and gas properties in the Rocky Mountain and Mid-Continent regions.

KA Henry is a private exploration and production company based in Houston, Texas that focuses on the development of oil and gas properties in the Permian Basin.

KA VOC Resources is a private exploration and production company based in Wichita, Kansas that focuses on the exploitation and development of oil and gas properties in the Mid-Continent region and Texas.

Katy Resources ETX is a private exploration and production company based in Dallas, Texas that focuses on the acquisition and development of oil and gas properties primarily in East Texas.

KMD Operating is a private exploration and production company based in Houston, Texas that focuses on the development of oil and gas properties in the San Joaquin Basin of California.

Laricina Energy is a private company based in Calgary, Alberta that focuses on the early stage acquisition and development of in situ Athabasca oil sands properties. Laricina's strategy is to create value by developing a diverse portfolio of oil sands assets that leverage technology and market developments.

Matris Exploration is a private exploration and production company based in The Woodlands, Texas that focuses on development projects in the San Joaquin Basin of California.

Millbrae Energy is a private exploration and production company based in Tulsa, Oklahoma that focuses on the development and production of oil and gas properties in Oklahoma and other areas in the Mid-Continent region.

Momentum Oil and Gas is a private E&P company based in Houston, TX that was formed to focus on the acquisition and development of oil and gas properties with identifiable exploitation and development upside in the Mid-Continent and onshore Gulf Coast regions.

Newton Energy Partners is an independent oil and natural gas company headquartered in Houston, Texas, focused on the acquisition and development of oil and natural gas properties with identifiable upside in the Permian Basin, Mid-Continent and onshore Gulf Coast regions.

Pedernales Production is a private exploration and production company based in Houston, Texas that focuses on the acquisition and exploitation of oil and gas properties primarily in the Ardmore Basin of Oklahoma, South Louisiana and South Texas.

Plano Petroleum is a private exploration and production company based in Plano, Texas that focuses on the acquisition and development of oil and gas properties in the Mid-Continent region and Texas.

Plymouth Exploration is a private exploration and production company based in Tulsa, Oklahoma that focuses on the acquisition and development of oil and gas properties in Oklahoma, Texas and Kansas. Please see Plymouth Exploration's website at PlymouthExploration.com.

Raptor Petroleum is a private oil and gas company based in Edmond, Oklahoma that focuses on developing oil and gas properties in the Anadarko Basin, West Texas and Louisiana.

Riverbend Exploration & Production is a private exploration and production company based in Houston, Texas that focuses on acquiring non-operated working interests and participating as a non-operated working interest owner in drilling opportunities.

Sagebrush Resources II is a private exploration and production company based in Denver, Colorado that focuses on the acquisition and development of oil and gas properties in the Rocky Mountain region.

Santa Maria Pacific is a private exploration and production company based in Santa Maria, California that focuses on the development and production of oil properties in California.

Three Forks Reserves is a private oil and gas company based in Denver, Colorado that focuses on developing oil and gas properties in the Rocky Mountains, Permian Basin and Mid-Continent region.

Treadstone Energy Partners is a private oil and gas company based in Houston, Texas that focuses on the exploitation and development of oil and gas properties in the Mid-Continent region and Texas.

Vada Group is a private exploration and production company based in Port Allen, Louisiana that focuses on the acquisition and development of oil and gas properties in Louisiana and other Gulf Coast states.

XOG, LLC is an independent oil and natural gas company formed to acquire and develop oil and natural gas properties with identifiable upside, primarily in the Ark-La-Tex and onshore Gulf Coast Texas regions.

Zone Energy is a private oil and gas company focused on acquiring and exploiting mature producing properties in the United States. Zones focuses on operating properties with long-lived reserves and stable production profiles to generate capital appreciation through the improved performance of the assets acquired.