About Rextag

Rextag: Global Energy Data


What we do

Rextag, a division of Hart Energy, collects energy data from multiple sources and checks and validates this data, compiling an extensive and integrated database on a wide range of energy assets. We license this data to our customers in the convenient formats, including dynamic databases, web-browser access, and printed maps. Rextag serves all segments the energy industry: Upstream E&P, Midstream pipelines and facilities, Downstream refiners and power generators, electric and renewables, banking and finance, governments, NGOs, engineering and oil field services and more. Our data services are available on a subscription or customized basis.


Our data includes

2,000,000 miles of oil and gas pipelines

Hundreds of thousands of Energy Facilities

Over 4 million oil and gas wells in US and Canada

Historical gas flows for over 30,000 meter points

Oil and Gas completion and production data from 35 US states

World's largest Energy Library with over 3 million processed and tagged documents


Why we do it

We give our customers the data they need in order to make informed business decisions and significantly reduce risks.

Our Mission: To provide the most comprehensive and accurate data for the Energy Industry.

Our Values: Quality. Integrity. Responsibility.

Our Standards: We have implemented rigorous standards for all processes regarding the acquisition and validation of the information we handle.


What we offer our clients

  • Extensive and accurate energy data, guaranteed through our accuracy statement
  • Monthly data updates
  • Free training and consultation
  • Free digitizing of projects or assets not included (on demand)
  • Custom mapping and research services
  • Printed Energy wall maps
  • Real-time support (we resolve most inquiries within minutes)
GIS Social Event

Rextag is part of the Hart Energy family, offering businesses complete Global Energy information.



Find answers to common questions about us, our products and services on our Frequently Asked Questions page or contact us on our Contact form or at [email protected]