Diversified is committed to transparency in our sustainability reporting, as reflected in our reporting, commitments and performance. To ensure transparency across operations, Diversified utilizes the following metrics, indexes, and goals:
Performance
Data Table
In addition to our focus on the safe and efficient operations of our upstream and midstream assets, DEC is committed to providing meaningful and transparent environmental, social and governance disclosures in the Performance Data Table, with the data reported herein is as of December 31, 2025.
TCFD Content
Index
In the expanded Climate Risk and Resilience Report, Diversified’s alignment with the recommendation of the Task Force on Climate-Related Financial Disclosures (“TCFD”) is demonstrated. The content index herein maps the specific disclosure requirements as of December 31, 2025.
GRI Content
Index
Diversified’s Sustainability Report has been is prepared in accordance with the Globral Reporting Initiative (GRI) Universal Standards and GRI Sector Standard for Oil and Gas, and the linked table maps our Sustainability Report using the GRI reporting guidelines.
SASB Content
Index
The topics covered in our Sustainability Report are informed by the Sustainability Accounting Standards Board (SASB) reporting guidelines, which have been mapped herein.