UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION


                             Washington, D.C. 20549


                                  SCHEDULE 13G


                    Under the Securities Exchange Act of 1934
                               (Amendment No. 3)*


                          AMN HEALTHCARE SERVICES, INC.
                          -----------------------------
                                (Name of Issuer)


                     COMMON STOCK, PAR VALUE $.01 PER SHARE
                     --------------------------------------
                         (Title of Class of Securities)


                                    001744101
                                    ---------
                                 (CUSIP Number)


                                  MAY 27, 2005
                                  ------------


             (Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

         [_]      Rule 13d-1(b)
         [_]      Rule 13d-1(c)
         [X]      Rule 13d-1(d)

*  The remainder of this cover page shall be filled out for a reporting person's
   initial filing on this form with respect to the subject class of securities,
   and for any subsequent amendment containing information which would alter
   disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).

CUSIP NO. 001744101 Schedule 13G Page 2 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person HWH Capital Partners, L.P. - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person PN - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 3 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person HWH Nightingale Partners, L.P. - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person PN - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 4 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person HWP Nightingale Partners II, L.P. - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person PN - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 5 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person HWP Capital Partners II, L.P. - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person PN - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 6 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person HWH, L.P. - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person PN - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 7 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person HWH Nightingale, L.P. - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person PN - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 8 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person HWP Nightingale II, L.P. - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person PN - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 9 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person HWP II, L.P. - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person PN - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 10 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person HWH Incorporated - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person CO - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 11 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person HWH Nightingale, L.L.C. - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person OO - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 12 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person HWP Nightingale II, LLC - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person OO - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 13 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person HWP II, LLC - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization Delaware - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person OO - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 14 of 22 - -------------------------------------------------------------------------------- 1. Name of Reporting Person S.S. or I.R.S. Identifica- tion No. of Above Person Robert B. Haas (in the capacity described herein) - -------------------------------------------------------------------------------- 2. Check the Appropriate Box if a Member of a Group (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3. S.E.C. Use Only - -------------------------------------------------------------------------------- 4. Citizenship or Place of Organization United States - -------------------------------------------------------------------------------- Number of Shares (5) Sole Voting Power -0- Beneficially (6) Shared Voting Power -0- Owned by Each (7) Sole Dispositive Power -0- Reporting Person (8) Shared Dispositive Power -0- - -------------------------------------------------------------------------------- 9. Aggregate Amount Beneficially Owned by Each Reporting Person -0- - -------------------------------------------------------------------------------- 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares [_] - -------------------------------------------------------------------------------- 11. Percent of Class Represented by Amount in Row (9) 0.0% - -------------------------------------------------------------------------------- 12. Type of Reporting Person IN - --------------------------------------------------------------------------------

CUSIP NO. 001744101 Schedule 13G Page 15 of 22 AMENDMENT NO. 3 TO SCHEDULE 13G This Amendment No. 3 to Schedule 13G is filed by the undersigned to amend and restate in its entirety the Amendment No. 2 to Schedule 13G, dated as of October 16, 2003, with respect to the Common Stock (as defined below) of AMN Healthcare Services, Inc. Item 1. (a) NAME OF ISSUER AMN Healthcare Services, Inc. (the "Company"). (b) ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES 12400 High Bluff Drive, Suite 100 San Diego, California 92130 Item 2. (a) NAMES OF PERSONS FILING (i) HWH Capital Partners, L.P., a Delaware limited partnership ("HWHCP"); (ii) HWH Nightingale Partners, L.P., a Delaware limited partnership ("HWHNP"); (iii) HWP Nightingale Partners II, L.P., a Delaware limited partnership ("HWPNP"); (iv) HWP Capital Partners II, L.P., a Delaware limited partnership ("HWPCP"); (v) HWH, L.P., a Delaware limited partnership ("HWH" and the sole general partner of HWHCP); (vi) HWH Nightingale, L.P., a Delaware limited partnership ("HWHN" and the sole general partner of HWHNP); (vii) HWP Nightingale II, L.P., a Delaware limited partnership ("HWPN" and the sole general partner of HWPNP); (viii) HWP II, L.P., a Delaware limited partnership ("HWP II" and the sole general partner of HWPCP); (ix) HWH Incorporated, a Delaware corporation ("HWHI" and the sole general partner of HWH); (x) HWH Nightingale, L.L.C., a Delaware limited liability company ("HWHN L.L.C." and the sole general partner of HWHN); (xi) HWP Nightingale II, LLC, a Delaware limited liability company ("HWPN LLC" and the sole general partner of HWPN); (xii) HWP II, LLC, a Delaware limited liability company ("HWP II LLC" and the sole general partner of HWP II); and (xiii) Robert B. Haas ("Mr. Haas" and the controlling stockholder or managing member, as applicable, of each of HWHI, HWHN L.L.C., HWPN LLC and HWP II LLC) ((i) through (xiii) collectively, the "Reporting Persons").

CUSIP NO. 001744101 Schedule 13G Page 16 of 22 (b) ADDRESS OF PRINCIPAL BUSINESS OFFICE The address of the principal business offices of each of the Reporting Persons is c/o Haas Wheat & Partners, L.P., 300 Crescent Court, Suite 1700, Dallas, Texas 75201. (c) CITIZENSHIP The place of organization of each of the Reporting Persons (other than Mr. Haas) is Delaware. Mr. Haas is a citizen of the United States. (d) TITLE OF CLASS OF SECURITIES Common Stock, par value $.01 per share (the "Common Stock") (e) CUSIP NUMBER 001744101 Item 3. If this statement is filed pursuant to either Rule 13d-1(b) or 13d-2(b) or (c), check whether the person filing is a: Not applicable. Item 4. OWNERSHIP. (a) AMOUNT BENEFICIALLY OWNED: Each of the Reporting Persons directly or indirectly beneficially owns no shares of Common Stock. (b) PERCENTAGE OWNED: 0.0% (c) NUMBER OF SHARES AS TO WHICH SUCH PERSON HAS POWER TO DIRECT THE DISPOSITION: 0 Item 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [X]. Item 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON The stockholders, general partners and limited partners, as applicable, of each of HWHCP, HWHNP, HWPNP, HWPCP, HWH, HWHN, HWPN, HWP II, HWHI, HWHN L.L.C., HWPN LLC and HWP II LLC have the right to participate in the receipt of dividends from, or proceeds from the sale of, the securities held for the account of such Reporting Persons in accordance with their ownership interests in such entities.

CUSIP NO. 001744101 Schedule 13G Page 17 of 22 Item 7. IDENTIFICATION AND CLASSIFICATION OF SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY Not applicable. Item 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP See Item 2. Item 9. NOTICE OF DISSOLUTION OF GROUP Not applicable. Item 10. CERTIFICATION Not applicable. [REMAINDER OF PAGE INTENTIONALLY LEFT BLANK]

CUSIP NO. 001744101 Schedule 13G Page 18 of 22 SIGNATURES After reasonable inquiry and to the best of our knowledge and belief, the undersigned certify that the information set forth in this statement is true, complete and correct. Dated as of May 31, 2005 HWH CAPITAL PARTNERS, L.P. By: HWH, L.P., its general partner By: HWH Incorporated, its general partner By: /s/ Douglas D. Wheat -------------------------------------- Name: Douglas D. Wheat Title: President HWH NIGHTINGALE PARTNERS, L.P. By: HWH Nightingale, L.P., its general partner By: HWH Nightingale, L.L.C., its general partner By: /s/ Douglas D. Wheat -------------------------------------- Name: Douglas D. Wheat Title: Managing Member HWP NIGHTINGALE PARTNERS II, L.P. By: HWP Nightingale II, L.P., its general partner By: HWP Nightingale II, LLC, its general partner By: /s/ Douglas D. Wheat -------------------------------------- Name: Douglas D. Wheat Title: Managing Member

CUSIP NO. 001744101 Schedule 13G Page 19 of 22 HWP CAPITAL PARTNERS II, L.P. By: HWP II, L.P., its general partner By: HWP II, LLC, its general partner By: /s/ Douglas D. Wheat -------------------------------------- Name: Douglas D. Wheat Title: Managing Member HWH, L.P. By: HWH Incorporated, its general partner By: /s/ Douglas D. Wheat -------------------------------------- Name: Douglas D. Wheat Title: President HWH NIGHTINGALE, L.P. By: HWH Nightingale, L.L.C., its general partner By: /s/ Douglas D. Wheat -------------------------------------- Name: Douglas D. Wheat Title: Managing Member HWP NIGHTINGALE II, L.P. By: HWP Nightingale II, LLC, its general partner By: /s/ Douglas D. Wheat -------------------------------------- Name: Douglas D. Wheat Title: Managing Member

CUSIP NO. 001744101 Schedule 13G Page 20 of 22 HWP II, L.P. By: HWP II, LLC, its general partner By: /s/ Douglas D. Wheat -------------------------------------- Name: Douglas D. Wheat Title: Managing Member HWH INCORPORATED By: /s/ Douglas D. Wheat -------------------------------------- Name: Douglas D. Wheat Title: President HWH NIGHTINGALE, L.L.C. By: /s/ Douglas D. Wheat -------------------------------------- Name: Douglas D. Wheat Title: Managing Member HWP II, LLC By: /s/ Douglas D. Wheat -------------------------------------- Name: Douglas D. Wheat Title: Managing Member HWP NIGHTINGALE II, LLC By: /s/ Douglas D. Wheat -------------------------------------- Name: Douglas D. Wheat Title: Managing Member /s/ Robert B. Haas ------------------------------------------- Robert B. Haas

CUSIP NO. 001744101 Schedule 13G Page 21 of 22 EXHIBIT INDEX ------------- Exhibit 1. Joint Filing Agreement as required by Rule 13d-1(k)(1) under the Securities Exchange Act of 1934, as amended (incorporated by references to Exhibit 1 to the statement on Schedule 13G, dated as of February 12, 2002, filed by the Reporting Persons). Exhibit 2. Identity of members of group filing this schedule.

CUSIP NO. 001744101              Schedule 13G                      Page 22 of 22


                                                                       EXHIBIT 2
                                                                       ---------


              IDENTITY OF MEMBERS OF THE GROUP FILING THIS SCHEDULE



HWH Capital Partners, L.P.

HWH Nightingale Partners, L.P.

HWP Nightingale Partners II, L.P.

HWP Capital Partners II, L.P.

HWH, L.P.

HWH Nightingale, L.P.

HWP Nightingale II, L.P.

HWP II, L.P.

HWH Incorporated

HWH Nightingale, L.L.C.

HWP Nightingale II, LLC

HWP II, LLC

Robert B. Haas