Exhibit 10.1

JOINDER AGREEMENT

THIS JOINDER AGREEMENT, dated as of July 19, 2012 (this “Agreement”), by and among J.P. MORGAN CHASE BANK, N.A., CREDIT SUISSE AG, GOLDMAN SACHS BANK USA, and FIFTH THIRD BANK (each a “Lender” and collectively the “Lenders”), AUDATEX NORTH AMERICA, INC., a Delaware corporation, SOLERA NEDERLAND HOLDING B.V., a company organized under the laws of the Netherlands, AUDATEX HOLDINGS IV B.V., a company organized under the laws of the Netherlands (collectively, the “Borrowers”), AUDATEX HOLDINGS, LLC, a Delaware limited liability company (“Holdings”) and certain Subsidiaries of Holdings, as guarantors (“Guarantors”) and GOLDMAN SACHS CREDIT PARTNERS L.P., as Administrative Agent.

RECITALS:

WHEREAS, reference is hereby made to the AMENDED AND RESTATED FIRST LIEN CREDIT AND GUARANTY AGREEMENT, dated as of April 13, 2012 (as it may be further amended, restated, supplemented or otherwise modified, the “Credit Agreement”; the terms defined therein and not otherwise defined herein being used herein as therein defined), by and among AUDATEX NORTH AMERICA, INC., a Delaware corporation (“U.S. Borrower”), SOLERA NEDERLAND HOLDING B.V., a company organized under the laws of The Netherlands (“EuroCo” and a “Euro Borrower”), AUDATEX HOLDINGS IV B.V., a company organized under the laws of The Netherlands (“EuroHoldco” and a “Euro Borrower;” together with EuroCo, the “Euro Borrowers;” and the Euro Borrowers, collectively with the U.S. Borrower, the “Borrowers”), AUDATEX HOLDINGS, LLC, a Delaware limited liability company (“Holdings”) and certain Subsidiaries of Holdings, as Guarantors, the Lenders party thereto from time to time, GOLDMAN SACHS CREDIT PARTNERS L.P., as Administrative Agent and Collateral Agent and JPMORGAN SECURITIES LLC, as Lead Arranger, Syndication Agent and Documentation Agent; and

WHEREAS, subject to the terms and conditions of the Credit Agreement, the Borrowers may increase the existing Revolving Commitments (such increase the “New Revolving Commitments”) and/or provide New Term Loan Commitments by entering into one or more Joinder Agreements with the New Revolving Lenders and/or New Term Loan Lenders, as applicable.

NOW, THEREFORE, in consideration of the premises and agreements, provisions and covenants herein contained, the parties hereto agree as follows:

Each Lender party hereto hereby agrees to commit to provide its respective Commitment as set forth on Schedule A annexed hereto, on the terms and subject to the conditions set forth below:

Each Lender (i) confirms that it has received a copy of the Credit Agreement and the other Credit Documents, together with copies of the financial statements referred to therein and such other documents and information as it has deemed appropriate to make its own credit analysis and decision to enter into this Agreement; (ii) agrees that it will, independently and without reliance upon the Administrative Agent or any other Lender or Agent and based on such documents and information as it shall deem appropriate at the time, continue to make its own credit decisions in taking or not taking action under the Credit Agreement; (iii) appoints and authorizes Administrative Agent to take such action as agent on its behalf and to exercise such powers under the Credit Agreement and the other Credit Documents as are delegated to Administrative Agent, by the terms thereof, together with such powers as are reasonably incidental thereto; and (iv) agrees that it will perform in accordance with their terms all of the obligations which by the terms of the Credit Agreement are required to be performed by it as a Lender.

Each Lender hereby agrees to make its Commitment on the following terms and conditions:

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IN WITNESS WHEREOF, each of the undersigned has caused its duly authorized officer to execute and deliver this Agreement as of June 25, 2012.

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IN WITNESS WHEREOF, each of the undersigned has caused its duly authorized officer to execute and deliver this Agreement as of June 22, 2012.

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IN WITNESS WHEREOF, each of the undersigned has caused its duly authorized officer to execute and deliver this Agreement as of June 25, 2012.

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IN WITNESS WHEREOF, each of the undersigned has caused its duly authorized officer to execute and deliver this Agreement as of June 21, 2012.

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SCHEDULE A

TO JOINDER AGREEMENT

On file with the Administrative Agent

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