VISTRA ENERGY CORP.
1601 BRYAN STREET
DALLAS, TEXAS 75201-3411
May 4, 2017
Via EDGAR AND FACSIMILE
United States Securities and Exchange Commission
100 F Street N.E.
Washington, D.C. 20549
Attention: Mara L. Ransom
| Re: | Vistra Energy Corp. (the “Company”) |
| Registration Statement on Form S-1 (File No. 333-215288) |
Dear Ms. Ransom:
In accordance with Rule 461 under the Securities Act of 1933, as amended, the Company hereby requests that the effective date for the above-captioned Registration Statement be accelerated so that it will be declared effective at 10:00 a.m. (EDT) on May 8, 2017, or as soon thereafter as reasonably practicable.
| Very truly yours, | ||||
| VISTRA ENERGY CORP. | ||||
| By: | /s/ Cecily Small Gooch | |||
| Name: | Cecily Small Gooch | |||
| Title: | Senior Vice President, Associate General | |||
Counsel, Chief Compliance Officer and Corporate Secretary | ||||
