TO THE HOLDERS OF CROWNROCK, L.P.,
CROWNROCK FINANCE, INC.
5.625% SENIOR NOTES DUE 2025
CUSIP NO. 228701AF5

Notice Dated August 9, 2019

CrownRock, L.P. will be conducting a conference call at the date and time listed below to discuss our second quarter 2019 results. The quarterly report has been posted to the website.

Date: Monday, August 19, 2019
Time: 10:00 a.m. CDT
Dial-in: 1-866-215-5503
Passcode: 8700 850

If you should have any questions before that time please contact:

Curt F. Kamradt, CPA
Vice President, Finance & Chief Accounting Officer
CrownQuest Operating, LLC
Direct Phone: 432-818-0344