EXHIBIT 10.1
CONFORMED COPY
ADDITIONAL GUARANTOR SUPPLEMENT
March 8, 2007
▇▇▇▇▇▇ ▇.▇., as Administrative Agent for the Lenders named in the Credit
Agreement dated as of November 10, 2005, among AMCOL International Corporation,
certain Subsidiary Borrowers, the Guarantors from time to time party thereto,
the Lenders from time to time party thereto, and the Administrative Agent (the
"Credit Agreement")
Ladies and Gentlemen:
Reference is made to the Credit Agreement described above. Terms not
defined herein which are defined in the Credit Agreement shall have for the
purposes hereof the meaning provided therein.
The undersigned, CETCO Oilfield Services Company, a Delaware
corporation hereby elects to be a "Guarantor" for all purposes of the Credit
Agreement, effective from the date hereof. The undersigned confirms that the
representations and warranties set forth in Section 6 of the Credit Agreement
are true and correct as to the undersigned as of the date hereof and the
undersigned shall comply with each of the covenants set forth in Section 8 of
the Credit Agreement applicable to it.
Without limiting the generality of the foregoing, the undersigned
hereby agrees to perform all the obligations of a Guarantor under, and to be
bound in all respects by the terms of, the Credit Agreement, including without
limitation Section 12 thereof, to the same extent and with the same force and
effect as if the undersigned were a signatory party thereto.
The undersigned acknowledges that this Agreement shall be effective
upon its execution and delivery o by the undersigned to the Administrative
Agent, and it shall not be necessary for the Administrative Agent or any Lender,
or any of their Affiliates entitled to the benefits hereof, to execute this
Agreement or any other acceptance hereof. This Agreement shall be construed in
accordance with and governed by the internal laws of the State of Illinois.
Very truly yours,
CETCO OILFIELD SERVICES COMPANY
By: /s/ ▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇
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Name: ▇▇▇▇ ▇. ▇▇▇▇▇▇▇▇
Title: Treasurer
