August 2, 2017




Securities and Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549



Attention: Roger Schwall
  Jerard Gibson



Re:Black Ridge Oil & Gas, Inc.
  Registration Statement on Form S-1
  (File No. 333-218191)



Ladies and Gentlemen:


Pursuant to Rule 461 promulgated under the Securities Act of 1933, as amended, Black Ridge Oil & Gas, Inc. (the “Company”) hereby requests that the above-referenced Registration Statement on Form S-1 (the “Registration Statement”) be made effective at 2:00 p.m., Washington D.C. time, on August 3, 2017, or as soon thereafter as practicable.


Very truly yours,


/s/ Ken DeCubellis


Ken DeCubellis

Chief Executive Officer


cc: Jill R. Radloff (Stinson Leonard Street LLP)