# EDGAR Filing Document

**Accession Number:** 0001820630
**File Stem:** 0001628280-23-001259
**Filing Date:** 2023-1
**Character Count:** 2869
**Document Hash:** c06cb797eb5cdc3f05a1fcb73079f050
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001628280-23-001259.hdr.sgml**: 20230221

**ACCESSION NUMBER**: 0001628280-23-001259

**CONFORMED SUBMISSION TYPE**: CORRESP

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230119

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Proterra Inc
- **CENTRAL INDEX KEY:** 0001820630
- **STANDARD INDUSTRIAL CLASSIFICATION:** MOTOR VEHICLES & PASSENGER CAR BODIES [3711]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** CORRESP

**BUSINESS ADDRESS:**
- **STREET 1:** 1815 ROLLINS ROAD
- **CITY:** BURLINGAME
- **STATE:** CA
- **ZIP:** 94010
- **BUSINESS PHONE:** 650-689-8284

**MAIL ADDRESS:**
- **STREET 1:** 1815 ROLLINS ROAD
- **CITY:** BURLINGAME
- **STATE:** CA
- **ZIP:** 94010

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** ArcLight Clean Transition Corp.
- **DATE OF NAME CHANGE:** 20200806

**PROTERRA INC**

**1815 Rollins Road**

**Burlingame, California 94010**

January 19, 2023

***<u>VIA EDGAR</u>***

Securities and Exchange Commission

Division of Corporation Finance

100 F. Street N.E.

Washington, D.C. 20549

---

| | |
|:---|:---|
| **Re:** | **Proterra Inc** |
| | **Registration Statement on Form S-3 (File No. 333-268987)** |
| **Acceleration Request** | **Acceleration Request** |
| | **Requested Date: January 23, 2023** |
| | **Requested Time: 4:00 p.m. Eastern Time** |

---

Ladies and Gentlemen:

In accordance with Rule 461 under the Securities Act of 1933, as amended, the undersigned registrant (the "***Registrant***") hereby requests that the Securities and Exchange Commission (the "***Commission***") take appropriate action to cause the above-referenced Registration Statement on Form S-3 (File No. 333-268987) (the "***Registration Statement***") to become effective on Monday, January 23, 2023, at 4:00 p.m., Eastern Time, or as soon thereafter as practicable, or at such later time as the Registrant may orally request via telephone call to the staff of the Commission. The Registrant hereby authorizes each of Rupa Briggs, Sarah Sellers and Grady Chang of Cooley LLP, counsel to the Registrant, to make such request on its behalf.

Once the Registration Statement has been declared effective, please orally confirm that event with Rupa Briggs of Cooley LLP, counsel to the Registrant, at (212) 479-6525, or in her absence, Sarah Sellers at (212) 479-6370 or Grady Chang at (310) 883-6402.

------

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| | |
|:---|:---|
| Very truly yours, | Very truly yours, |
| **PROTERRA INC** | **PROTERRA INC** |
| By: | /s/ JoAnn C. Covington |
|  | JoAnn C. Covington |
|  | Chief Legal Officer |

---

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| | |
|:---|:---|
| cc: | JoAnn Covington, Proterra Inc |
| | Rachel Proffitt, Cooley LLP |
| | Rupa Briggs, Cooley LLP |
| | Sarah Sellers, Cooley LLP |
| | Grady Chang, Cooley LLP |

---

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