| (Mark One)      |                                                                                                                                                                                                                                                                                                                                                                             |
|-----------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [X]             | QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934                                                                                                                                                                                                                                                                                          |
|            | For the quarterly period ended September 11, 2010                                                                                                                                                                                                                                                                                                                                |
|            | OR                                                                                                                                                                                                                                                                                                                                                                               |
| [   ] | TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIESEXCHANGE ACT OF 1934                                                                                                                                                                                                                                                                                          |
|            | For the transition period from                             to                            |

| Delaware                       |   | 26-0351454          |
|--------------------------------|--------|---------------------|
| State or other jurisdiction of |   | (I.R.S. Employer    |
| Incorporation                  |   | Identification No.) |

|   | Large accelerated filer | [   ] |   | Accelerated Filer   [   ]         |   |
|--------|-------------------------|-----------------|--------|-------------------------------------------------------|--------|
|   | Non-accelerated filer   | [X]             |   | Smaller reporting company   [   ] |   |

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|   |   |                                                                                                                                                       |
|--------|--------|------------------------------------------------------------------------------------------------------------------------------------------------------------|
| 10.1   | *      | Third Amended and Restated Credit Agreement dated as of December 14, 2009 by and between Heritage-Crystal  Clean, LLC and Bank of America, N.A.  |
|   |   |                                                                                                                                                       |
| 31.1   |   | Certification of Chief Executive Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002                                                    |
|   |   |                                                                                                                                                       |
| 31.2   |   | Certification of Chief Financial Officer pursuant to Section 302 of the Sarbanes-Oxley Act of 2002                                                    |
|   |   |                                                                                                                                                       |
| 32.1   |   | Certification of Chief Executive Officer pursuant to 18 U.S.C. Section 1350 as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 |
|   |   |                                                                                                                                                       |
| 32.2   |   | Certification of Chief Financial Officer pursuant to 18 U.S.C. Section 1350 as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 |
|   |   |                                                                                                                                                       |

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| Date: March 4, 2011 | By:    | /s/ Gregory Ray                                                                      |
|---------------------|--------|--------------------------------------------------------------------------------------|
|                |   | Gregory Ray                                                                          |
|                |   | Chief Financial Officer, Vice President, Business Management and Secretary |

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