|   | 1.     | As      full consideration to be paid to the Seller for accepting the following      revisions to the prior Agreements between Buyer and Seller, Pure Earth,      Inc. shall deliver to Seller Three Thousand Seven Hundred Fifty (3,750)      shares of Pure Earth, Inc. Series C Convertible Preferred Stock at an      Offering Price of $10.00 per Share in accordance with RPM      attached. |
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|   |   |                                                                                                                                                                                                                                                                                                                                                                                               |

|   | 2.     | The      Seller’s contingent earn out of $600,000 based on EBITDA shall be reduced      to zero (0) permanently. |
|--------|--------|------------------------------------------------------------------------------------------------------------------------|
|   |   |                                                                                                                   |

|   | 3.     | The      Seller’s note for $75,000 owed to Bank of America, and any and all      obligations or liabilities related thereto, shall revert back from Buyer      to Seller effective December 10, 2009 and be the Seller’s sole      responsibility. |
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|   |   |                                                                                                                                                                                                                                                           |

|   | 4. | The      Consulting Agreement and amount paid to Frank Gencarelli (Seller) from      Buyer shall be reduced from $1,700 per month to zero ($0) per month      effective December 10, 2009 and be eliminated  permanently. |
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| Sellers:                               |   |   | Buyer:                         |   |
|----------------------------------------|--------|--------|--------------------------------|--------|
|                                   |   |   |                           |   |
| /s/      Frank Gencarelli              |   |   | /s/ Brent      Kopenhaver |   |
| Frank      Gencarelli             |   |   | Brent      Kopenhaver          |   |
|                                        |   |   |                                |   |
| Date:      12/10/09                    |   |   | Date: 12/10/09            |   |
|                                   |   |   |                           |   |
| /s/   Robert      Cruso |   |   |                           |   |
| Robert      Cruso                      |   |   |                           |   |
|                                   |   |   |                           |   |
| Date: 12/10/09                    |   |   |                           |   |

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