September 21, 2015
VIA EDGAR
U.S. Securities and Exchange Commission
Division of Corporation Finance
100 F Street, N.E.
Washington, D.C. 20549
Attn: Amanda Ravitz
| Re: | TriVascular Technologies, Inc. |
| Registration Statement on Form S-3 |
| File No. 333-206854 |
| Request for Acceleration |
Ladies and Gentlemen:
Pursuant to Rule 461 promulgated under the Securities Act of 1933, as amended, TriVascular Technologies, Inc. (the “Registrant”) hereby requests that the Securities and Exchange Commission (the “Commission”) accelerate of the effective date of its Registration Statement on Form S-3 (File No. 333-206854), so that it may become effective at 4:00 p.m. Eastern Time on September 24, 2015, or as soon thereafter as practicable.
The Registrant hereby acknowledges that:
| • | should the Commission or the staff of the Commission (the “Staff”), acting pursuant to delegated authority, declare the filing effective, it does not foreclose the Commission from taking any action with respect to the filing; |
| • | the action of the Commission or the Staff, acting pursuant to delegated authority, in declaring the filing effective, does not relieve the Registrant from its full responsibility for the adequacy and accuracy of the disclosure in the filing; and |
| • | the Registrant may not assert this action as a defense in any proceeding initiated by the Commission or any person under the federal securities laws of the United States. |
| Very truly yours, | ||
| TRIVASCULAR TECHNOLOGIES, INC. | ||
| By: | /s/ Michael R. Kramer | |
| Name: Michael R. Kramer Title: Chief Financial Officer | ||