Oil & Gas Companies in Marshall County, OK

	Company Name	Company Location	Company Type	Most Recent Production
1	Eagle Rock Mid-Continent Operating LLC	Tulsa, OK 74103-3703	Oil & Gas Operator	Oct 2025
2	Encore Operating LP	Plano, TX 75024	Oil & Gas Operator	Nov 2025

Production numbers shown above are only for Marshall County, OK and for the production period listed.

Top Producing Companies in Marshall County, OK