Material Contracts (a) Except for this Agreement, Section 6.19 of the Aon Disclosure Letter contains a complete and correct list, as of the date of this Agreement, of each Contract described below in this Section 6.19(a) under which Aon or any Aon Subsidiary has any current or future rights, responsibilities, obligations or liabilities (in each case, whether contingent or otherwise) or to which any of their respective properties or assets is subject, in each case as of the date of this Agreement (all Contracts of the type described in this Section 6.19(a) being referred to herein as the “Aon Material Contracts”): (i) any partnership, joint venture, strategic alliance or collaboration Contract which is material to Aon and its Subsidiaries, taken as a whole; (ii) any Contract that (A) purports to materially limit (1) the material lines of business of Aon and its Subsidiaries (including, after the Effective Time, WTW and its Subsidiaries) or (2) the geographic area in which any of them may so engage in such business or (B) would require the disposition of any material assets or material line of business of Aon and its Subsidiaries (including, after the Effective Time, WTW and its Subsidiaries taken as a whole) as a result of the consummation of the Transactions; (iii) each acquisition or divestiture Contract or licensing agreement that contains representations, covenants, indemnities or other obligations (including “earn-out” or other contingent payment obligations) that would reasonably be expected to result in the receipt or making of future payments in excess of $50 million in the twelve (12) month period following the date hereof; (iv) each Contract relating to outstanding Indebtedness of Aon or its Subsidiaries for borrowed money or any financial guaranty thereof (whether incurred, assumed, guaranteed or secured by any asset) in an amount in excess of $50 million other than (A) Contracts solely among Aon and any wholly-owned Aon Subsidiary or a guarantee by Aon or an Aon Subsidiary of an Aon Subsidiary, (B) financial guarantees entered into in the ordinary course of business consistent with past practice not exceeding $50 million, individually or in the aggregate (other than surety or performance bonds, letters of credit or similar agreements entered into in the ordinary course of business consistent with past practice in each case to the extent not drawn upon), and (C) any Contracts relating to Indebtedness explicitly included in the consolidated financial statements in the Aon SEC Documents; (v) each Contract (other than an Aon Benefit Plan) between Aon, on the one hand, and any officer, director or Affiliate (other than a wholly-owned Aon Subsidiary) of Aon or any of their respective “associates” or “immediate family” members (as such terms are defined in Rule 12b-2 and Rule 16a-1 of the Exchange Act), on the other hand, including any Contract (other than an Aon Benefit Plan) pursuant to which Aon has an obligation to indemnify such officer, director, Affiliate or family member; (vi) any Contract (excluding licenses for commercially available computer software that are generally available on standard terms for fees of no more than $25 million annually or in the aggregate) under which Aon or any Aon Subsidiary is granted any license, option or other right or immunity (including a covenant not to be sued or right to enforce or prosecute any patents) with respect to any Intellectual Property of a third party, which Contract is material to Aon and the Aon Subsidiaries, taken as a whole; (vii) any Contract (excluding licenses for commercially available computer software that are generally available on standard terms for fees of no more than $25 million annually or in the aggregate) under which Aon or any Aon Subsidiary has granted to a third party any license, option or other right or immunity (including a covenant not to be sued or right to enforce or prosecute any patents) with respect to any Intellectual Property rights (including any development thereof), which Contract is material to Aon and the Aon Subsidiaries, taken as a whole; (viii) any shareholders, investors rights, registration rights or similar agreement or arrangement of Aon or any of its Significant Subsidiaries; (ix) any Contract that relates to any swap, forward, futures, or other similar derivative transaction for hedging purposes with a notional value in excess of $100 million; (x) any material collective bargaining agreement or other Contract with any labor union; (xi) any Contract involving the settlement of any action or threatened action (or series of related actions) which will (A) involve payments after the date hereof of consideration in excess of $25 million or (B) impose material monitoring or reporting obligations to any other Person outside the ordinary course of business; and (xii) any Contract not otherwise described in any other subsection of this Section 6.19(a) that would be required to be filed by Aon as a “material contract” (as such term is defined in Item 601(b)(10) of Regulation S-K of the SEC). (b) Neither Aon nor any Aon Subsidiary is in breach of or default under the terms of any Aon Material Contract where such breach or default would reasonably be expected to have, individually or in the aggregate, an Aon Material Adverse Effect. To the knowledge of Aon, as of the date hereof, no other party to any Aon Material Contract is in breach of or default under the terms of any Aon Material Contract where such breach or default would reasonably be expected to have, individually or in the aggregate, an Aon Material Adverse Effect. Except as would not reasonably be expected to have, individually or in the aggregate, an Aon Material Adverse Effect, each Aon Material Contract is a valid and binding obligation of Aon or the Subsidiary of Aon which is party thereto and, to the knowledge of Aon, of each other party thereto, and is in full force and effect, except that (i) such enforcement may be subject to applicable bankruptcy, insolvency, examinership, fraudulent transfer, reorganization, moratorium or other similar Laws, now or hereafter in effect, relating to creditors’ rights generally and (ii) equitable remedies of specific performance and injunctive and other forms of equitable relief may be subject to equitable defenses and to the discretion of the court before which any proceeding therefor may be brought.