PLS Inc, Petroleum Listing Service, provides Oil & Gas industry clients the information, marketing and advisory services they need to better manage their portfolios and facilitate profitable transactions.

We market operated and non-operated producing working interests, overrides, royalties, minerals and non-producing leaseholds to our constantly growing database of over 63,000 registered and approved buyers and sellers.

On-line auction for oil properties, non-operating interests, royalties, and overrides.


Industry leading oil and gas intelligence, tools and services. Drillinginfo is the most widely adopted software platform in the oil and gas industry.

TEXLA Energy

Since 1993, Texla has been assisting independent natural gas producers capture better prices and increase market share.

EnMark Services

EnMark Services was formed in 1992 with the interests of the independent oil and gas operator in mind.  As a consulting firm who does not take title of the commodity, EnMark’s only objective is to seek out creative crude oil and natural gas marketing strategies that derive greater value for the independent operator.