Common use of The Administrative Agent and the Lenders Clause in Contracts

The Administrative Agent and the Lenders. KEYBANK NATIONAL ASSOCIATION, as a Lender, a Letter of Credit Issuer and Administrative Agent By: /s/ X.X. Xxxxxx Name: X.X. Xxxxxx Title: Senior Vice President TDBANKNORTH, N.A. By: /s/ Xxxxxxx X. Xxxxxxxx Name: Xxxxxxx X. Xxxxxxxx Title: Senior Vice President RBS CITIZENS N.A. By: /s/ Xxxxxxx Ouiellet Name: Xxxxxxx Ouiellet Title: Senior Vice President JPMORGAN CHASE BANK, N.A. By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx Title: Vice President BORROWER: AMERICAN DENTAL PARTNERS, INC. By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President, Planning and Investment THE SUBSIDIARY GUARANTORS: ADP OF NEW YORK, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF ALABAMA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF CALIFORNIA, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF LOUISIANA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MARYLAND, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MICHIGAN, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MISSOURI, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF NORTH CAROLINA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF OKLAHOMA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF PENNSYLVANIA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF TENNESSEE, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF VIRGINIA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PROFESSIONAL SERVICES, LLC, a Subsidiary Guarantor By: /s/ Xxxxx X. Xxxxx Name: Xxxxx X. Xxxxx Title: Vice President APPLE PARK ASSOCIATES, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF ARIZONA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF WISCONSIN, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President PDHC, LTD., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President TEXAS DENTAL MANAGEMENT, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President TEXAS DENTAL PARTNERS, LP, a Subsidiary Guarantor By: TEXAS DENTAL MANAGEMENT, INC., as its General Partner By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President XXXX DENTAL LAB, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President ADP-CFK, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President CARE FOR KIDS — USA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President CARE FOR KIDS OF ARIZONA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MINNESOTA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President METROPOLITAN DENTAL HOLDINGS, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President METROPOLITAN DENTAL MANAGEMENT, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President Exhibit A Settlement Agreement Exhibit B Schedule I Lenders and Commitments Lender Commitment Notice Address KeyBank National Association $ 23,076,924 KeyCenter 000 Xxxxxx Xxxxxx Xxxxxxxxx, Xxxx 00000 Fax: (000) 000-0000 Attention: KCIB Healthcare Group TDBanknorth, N.A. $ 17,307,692 7 New England Executive Park 00xx Xxxxx Xxxxxxxxxx, XX 00000 Fax: (000) 000-0000 Attention: Xxxxxxx X. Xxxxxxxx RBS Citizens N.A. $ 17,307,692 00 Xxxxx Xxxxxx Xxxxxx, XX 00000 Fax: (000) 000-0000 Attention: Xxxxxxx Xxxxxxx, Senior Vice President JPMorgan Chase Bank, N.A. $ 17,307,692 0 Xxxxxxxxx Xxxxx, Xxxxx 0 Xxxxxxx, XX 00000-0000 Fax: (000) 000-0000 Attention: Xxxxx Xxxxxx, Vice President Total: $ 75,000,000 Exhibit C Outstanding Indebtedness Loans $ 40,450,000 Letters of Credit $ 1,974,000 total: $ 42,424,000 Exhibit D Credit Agreement Defaults

The Administrative Agent and the Lenders. KEYBANK NATIONAL ASSOCIATION, as a Lender, a Letter of Credit Issuer and Administrative Agent By: /s/ X.X. Xxxxxx Name: X.X. Xxxxxx Title: Senior Vice President TDBANKNORTH, N.A. By: /s/ Xxxxxxx X. Xxxxxxxx Name: Xxxxxxx X. Xxxxxxxx Title: Senior Vice President RBS CITIZENS N.A. By: /s/ Xxxxxxx Ouiellet Xxxxxxxx Name: Xxxxxxx Ouiellet Xxxxxxxx Title: Senior Vice President JPMORGAN CHASE BANK, N.A. By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx Title: Vice President BORROWER: AMERICAN DENTAL PARTNERS, INC. By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President, Planning and Investment THE SUBSIDIARY GUARANTORS: ADP OF NEW YORK, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF ALABAMA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF CALIFORNIA, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF LOUISIANA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MARYLAND, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MICHIGAN, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MISSOURI, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF NORTH CAROLINA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF OKLAHOMA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF PENNSYLVANIA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF TENNESSEE, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF VIRGINIA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PROFESSIONAL SERVICES, LLC, a Subsidiary Guarantor By: /s/ Xxxxx X. Xxxxx Name: Xxxxx X. Xxxxx Title: Vice President APPLE PARK ASSOCIATES, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF ARIZONA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF WISCONSIN, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President PDHC, LTD., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President TEXAS DENTAL MANAGEMENT, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President TEXAS DENTAL PARTNERS, LP, a Subsidiary Guarantor By: TEXAS DENTAL MANAGEMENT, INC., as its General Partner By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President XXXX DENTAL LAB, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President ADP-CFK, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President CARE FOR KIDS — USA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President CARE FOR KIDS OF ARIZONA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MINNESOTA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President METROPOLITAN DENTAL HOLDINGS, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President METROPOLITAN DENTAL MANAGEMENT, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President Exhibit A Settlement Agreement Exhibit B Schedule I Lenders and Commitments Lender Commitment Notice Address KeyBank National Association $ 23,076,924 KeyCenter 000 Xxxxxx Xxxxxx Xxxxxxxxx, Xxxx 00000 Fax: (000) 000-0000 Attention: KCIB Healthcare Group TDBanknorth, N.A. $ 17,307,692 7 New England Executive Park 00xx Xxxxx Xxxxxxxxxx, XX 00000 Fax: (000) 000-0000 Attention: Xxxxxxx X. Xxxxxxxx RBS Citizens N.A. $ 17,307,692 00 Xxxxx Xxxxxx Xxxxxx, XX 00000 Fax: (000) 000-0000 Attention: Xxxxxxx Xxxxxxx, Senior Vice President JPMorgan Chase Bank, N.A. $ 17,307,692 0 Xxxxxxxxx Xxxxx, Xxxxx 0 Xxxxxxx, XX 00000-0000 Fax: (000) 000-0000 Attention: Xxxxx Xxxxxx, Vice President Total: $ 75,000,000 Exhibit C Outstanding Indebtedness Loans $ 40,450,000 $39,450,000 Letters of Credit $ $1,974,000 total: $ 42,424,000 41,424,000 Exhibit D B Credit Agreement Defaults

The Administrative Agent and the Lenders. KEYBANK NATIONAL ASSOCIATIONKBCM BRIDGE LLC, as a Lender, a Letter of Credit Issuer Lender and Administrative Agent By: /s/ X.X. Xxxxxx Xxxxxx-Xxxxxx Name: X.X. Xxxxxx Xxxxxx-Xxxxxx Title: Senior Vice President TDBANKNORTHRBS CITIZENS N.A., N.A. as a Lender By: /s/ Xxxxxxx X. Xxxxxxxx Name: Xxxxxxx X. Xxxxxxxx Title: Senior Vice President RBS CITIZENS N.A. By: /s/ Xxxxxxx Ouiellet Name: Xxxxxxx Ouiellet Title: Senior Vice President JPMORGAN CHASE BANK, N.A. By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx Title: Vice President BORROWER: AMERICAN DENTAL PARTNERS, INC. By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President, Planning and Investment THE SUBSIDIARY GUARANTORS: ADP OF NEW YORK, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF ALABAMA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF CALIFORNIA, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF LOUISIANA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MARYLAND, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MICHIGAN, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MISSOURI, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF NORTH CAROLINA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF OKLAHOMA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF PENNSYLVANIA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF TENNESSEE, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF VIRGINIA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PROFESSIONAL SERVICES, LLC, a Subsidiary Guarantor By: /s/ Xxxxx X. Xxxxx Name: Xxxxx X. Xxxxx Title: Vice President APPLE PARK ASSOCIATES, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF ARIZONA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF WISCONSIN, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President PDHC, LTD., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President TEXAS DENTAL MANAGEMENT, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President TEXAS DENTAL PARTNERS, LP, a Subsidiary Guarantor By: TEXAS DENTAL MANAGEMENT, INC., as its General Partner By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President XXXX DENTAL LAB, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President ADP-CFK, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President CARE FOR KIDS — USA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President CARE FOR KIDS OF ARIZONA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MINNESOTA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President METROPOLITAN DENTAL HOLDINGS, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President METROPOLITAN DENTAL MANAGEMENT, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President Exhibit A Settlement Agreement Exhibit B Schedule I Lenders and Commitments Lender Commitment Notice Address KeyBank National Association $ 23,076,924 KeyCenter 000 Xxxxxx Xxxxxx Xxxxxxxxx, Xxxx 00000 Fax: (000) 000-0000 Attention: KCIB Healthcare Group TDBanknorth, N.A. $ 17,307,692 7 New England Executive Park 00xx Xxxxx Xxxxxxxxxx, XX 00000 Fax: (000) 000-0000 Attention: Xxxxxxx X. Xxxxxxxx RBS Citizens N.A. $ 17,307,692 00 Xxxxx Xxxxxx Xxxxxx, XX 00000 Fax: (000) 000-0000 Attention: Xxxxxxx Xxxxxxx, Senior Vice President JPMorgan Chase Bank, N.A. $ 17,307,692 0 Xxxxxxxxx Xxxxx, Xxxxx 0 Xxxxxxx, XX 00000-0000 Fax: (000) 000-0000 Attention: Xxxxx Xxxxxx, Vice President Total: $ 75,000,000 Exhibit C Outstanding Indebtedness Loans $ 40,450,000 Letters of Credit $ 1,974,000 total: $ 42,424,000 $100,000,000.00 Exhibit D B Credit Agreement Defaults

The Administrative Agent and the Lenders. KEYBANK NATIONAL ASSOCIATIONKBCM BRIDGE LLC, as a Lender, a Letter of Credit Issuer Lender and the Administrative Agent By: /s/ X.X. Xxxxxx Xxxxxx-Xxxxxx Name: X.X. Xxxxxx Xxxxxx-Xxxxxx Title: Senior Vice President TDBANKNORTH, N.A. By: /s/ Xxxxxxx X. Xxxxxxxx Name: Xxxxxxx X. Xxxxxxxx Title: Senior Vice President RBS CITIZENS N.A. By: /s/ Xxxxxxx Ouiellet Name: Xxxxxxx Ouiellet Title: Senior Vice President JPMORGAN CHASE BANK, N.A. By: /s/ Xxxxx X. Xxxxxx Name: Xxxxx X. Xxxxxx Title: Vice President BORROWER: AMERICAN DENTAL PARTNERS, INC. By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President, Planning and Investment THE SUBSIDIARY GUARANTORS: ADP OF NEW YORK, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF ALABAMA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF CALIFORNIA, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF LOUISIANA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MARYLAND, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MICHIGAN, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MISSOURI, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF NORTH CAROLINA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF OKLAHOMA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF PENNSYLVANIA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF TENNESSEE, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF VIRGINIA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PROFESSIONAL SERVICES, LLC, a Subsidiary Guarantor By: /s/ Xxxxx X. Xxxxx Name: Xxxxx X. Xxxxx Title: Vice President APPLE PARK ASSOCIATES, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF ARIZONA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF WISCONSIN, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President PDHC, LTD., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President TEXAS DENTAL MANAGEMENT, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President TEXAS DENTAL PARTNERS, LP, a Subsidiary Guarantor By: TEXAS DENTAL MANAGEMENT, INC., as its General Partner By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President XXXX DENTAL LAB, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President ADP-CFK, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President CARE FOR KIDS — USA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President CARE FOR KIDS OF ARIZONA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President AMERICAN DENTAL PARTNERS OF MINNESOTA, LLC, a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President METROPOLITAN DENTAL HOLDINGS, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President METROPOLITAN DENTAL MANAGEMENT, INC., a Subsidiary Guarantor By: /s/ Xxx X. Xxxxx Name: Xxx X. Xxxxx Title: Vice President Exhibit A Settlement Agreement Exhibit B Schedule I Lenders and Commitments Lender Commitment Notice Address KeyBank National Association $ 23,076,924 KeyCenter 000 Xxxxxx Xxxxxx Xxxxxxxxx, Xxxx 00000 Fax: (000) 000-0000 Attention: KCIB Healthcare Group TDBanknorth, N.A. $ 17,307,692 7 New England Executive Park 00xx Xxxxx Xxxxxxxxxx, XX 00000 Fax: (000) 000-0000 Attention: Xxxxxxx X. Xxxxxxxx RBS Citizens N.A. $ 17,307,692 00 Xxxxx Xxxxxx Xxxxxx, XX 00000 Fax: (000) 000-0000 Attention: Xxxxxxx Xxxxxxx, Senior Vice President JPMorgan Chase Bank, N.A. $ 17,307,692 0 Xxxxxxxxx Xxxxx, Xxxxx 0 Xxxxxxx, XX 00000-0000 Fax: (000) 000-0000 Attention: Xxxxx Xxxxxx, Vice President Total: $ 75,000,000 Exhibit C Outstanding Indebtedness Loans $ 40,450,000 Letters of Credit $ 1,974,000 total: $ 42,424,000 100,000,000 Exhibit D C Credit Agreement DefaultsDefault An Event of Default under Section 9.1(e) of the Credit Agreement with respect to the Revolving Credit Agreement as a result of the representation and warranty set forth in Section 7.9 of the Revolving Credit Agreement failing to be true and correct on the date of the Borrowing (as defined in the Revolving Credit Agreement) that was requested and made on December 13, 2007. Execution Version LETTER AGREEMENT January 11, 2008 Reference is made to (a) the Term Loan Agreement, dated as of September 25, 2007 (as the same may from time to time be amended, restated or otherwise modified, the “Credit Agreement”), among American Dental Partners, Inc., a Delaware corporation (the “Borrower”), the lenders party thereto from time to time (collectively, the “Lenders” and, individually, each a “Lender”) and KBCM Bridge LLC, as a Lender and the administrative agent (the “Administrative Agent”) and (b) the Forbearance Agreement, dated as of December 18, 2007 (the “Forbearance Agreement”) as amended by Amendment No. 1 to the Forbearance Agreement, dated as of the date hereof (the “Amendment”), among the Borrower, the Lenders and the Administrative Agent. Capitalized terms used in this side letter (this “Letter”) but not otherwise defined herein shall have the meanings given such terms in the Credit Agreement, the Forbearance Agreement or the Amendment, as applicable. As a material inducement to the Administrative Agent and the Lenders entering into the Amendment, until such time as the Administrative Agent and the Required Lenders otherwise consent, the Borrower agrees, and agrees to cause the Subsidiary Guarantors, to cooperate with the Administrative Agent, the Lenders and a consultant hired by Xxxxx Day on behalf of the Administrative Agent and the Lenders (the “Consultant”) to perform the tasks and functions set forth on Schedule A hereto and shall allow the Consultant access to the Credit Parties’ books and records for the purpose of performing such tasks and functions. The Administrative Agent and the Lenders shall retain the Consultant no later than the earlier of (a) January 25, 2008 and (b) the date that the Credit Agreement is amended or amended and restated. All of the costs and expenses of the Consultant shall be paid for by the Borrower. This Letter is a Credit Document pursuant to the Credit Agreement. This Letter shall be governed by, and construed in accordance with, the laws of the State of Ohio. This Letter may be executed in any number of counterparts, by different parties hereto in separate counterparts and by facsimile signature, each of which when so executed and delivered shall be deemed to be an original and all of which taken together shall constitute but one and the same agreement. Very truly yours, KBCM BRIDGE LLC, as the Administrative Agent By: /s/ Xxxxxx Xxxxxx-Xxxxxx Name: Xxxxxx Xxxxxx-Xxxxxx Title: Vice President AMERICAN DENTAL PARTNERS, as the Borrower By: /s/ Xxxxx X. Xxxxx Name: Xxxxx X. Xxxxx Title: EVP, CFO & Treasurer Schedule A