Exhibit 99
Joint Filer Information
Each of the following joint filers has designatedCrestview Partners III GP, L.P.as the “Designated Filer” for purposes of the attached Form 4:
| 1. | Crestview W2 Holdings, L.P. c/o Crestview Partners 590 Madison Avenue, 36th Floor New York, NY 10022
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| 2. | W Energy Partners LLC 3811 Turtle Creek Blvd Suite 550 Dallas, TX, 75219
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Date of Event Requiring Statement:January 28, 2019
Issuer Name and Ticker or Trading Symbol:Northern Oil & Gas Inc. [NOG]
CRESTVIEW W2 HOLDINGS, L.P.
By: Crestview W2 GP, LLC, its general partner
| By: | /s/ Evelyn C. Pellicone |
| Name: Evelyn C. Pellicone | |
| Title: Chief Financial Officer |
W ENERGY PARTNERS LLC
| By: | /s/ Shane Hannabury |
| Name: Shane Hannabury | |
| Title: President |
Date: January 30, 2019