U.S. Well Services, Inc.

1360 Post Oak Boulevard, Suite 1800

Houston, Texas 77056

April 17, 2019

VIA EDGAR

United States Securities and Exchange Commission

Division of Corporation Finance

100 F Street, N.E.

Washington, DC 20549

Attention: Karina Dorin

Re: Request for Acceleration of Effectiveness of

Registration Statement on Form S-3 (File No. 333-230471)

Ladies and Gentlemen:

U.S. Well Services, Inc. hereby respectfully requests that, pursuant to Rule 461 promulgated under the Securities Act of 1933, as amended, the effectiveness of its Registration Statement on Form S-3 (Registration Statement No. 333-230471) be accelerated so that the Registration Statement will become effective on Monday, April 22, 2019, at 9:00 a.m., Eastern time, or as soon as practicable thereafter.

Sincerely,
U.S. WELL SERVICES, INC.
By:	/s/ Mark D. Wolf
	Mark D. Wolf
	Vice President, General Counsel and
	Corporate Secretary

cc: Hillary H. Holmes, Gibson, Dunn & Crutcher LLP