Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(Print or Type Responses)
1. Name and Address of Reporting Person *
GREENHILL CAPITAL PARTNERS, LLC
  2. Issuer Name and Ticker or Trading Symbol
CROWN CASTLE INTERNATIONAL CORP [CCI]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
_____ Officer (give title below) __X__ Other (specify below)
Sharehldr w/ Bd Representation
(Last)
(First)
(Middle)
300 PARK AVENUE, 23RD FLOOR, 
3. Date of Earliest Transaction (Month/Day/Year)
10/05/2007
(Street)

NEW YORK, NY 10022
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock; par value $0.01 per share 10/05/2007   S   2,800,000 (1) (2) (3) (4) (5) (6) D $ 40.3 2,498,329 (1) (2) (3) (4) (6) I (1) (2) (3) (4) (5) (6) Through limited partnerships (1) (2) (3) (4) (5) (6)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
GREENHILL CAPITAL PARTNERS, LLC
300 PARK AVENUE, 23RD FLOOR
NEW YORK, NY 10022
      Sharehldr w/ Bd Representation
GCP MANAGING PARTNER, L.P.
300 PARK AVENUE, 23RD FLOOR
NEW YORK, NY 10022
      Sharehldr w/ Bd Representation
GCP Managing Partner II, L.P.
300 PARK AVENUE, 23RD FLOOR
NEW YORK, NY 10022
      Sharehldr w/ Bd Representation
GCP, L.P.
300 PARK AVENUE, 23RD FLOOR
NEW YORK, NY 10022
      Sharehldr w/ Bd Representation
GCP 2000, LLC
300 PARK AVENUE, 23RD FLOOR
NEW YORK, NY 10022
      Sharehldr w/ Bd Representation
GREENHILL & CO INC
300 PARK AVENUE
23RD FLOOR
NEW YORK, NY 10022
      Sharehldr w/ Bd Representation
GREENHILL ROBERT F
300 PARK AVENUE
23RD FLOOR
NEW YORK, NY 10022
      Sharehldr w/ Bd Representation
BOK SCOTT L
300 PARK AVENUE
23RD FLOOR
NEW YORK, NY 10022
      Sharehldr w/ Bd Representation
NIEHAUS ROBERT H
300 PARK AVENUE, 23RD FLOOR
NEW YORK, NY 10022
      Sharehldr w/ Bd Representation

Signatures

 Greenhill Capital Partners, LLC, By: Ulrika Ekman, Secretary, /s/ Ulrika Ekman   10/09/2007
**Signature of Reporting Person Date

 GCP Managing Partner, L.P., Greenhill Capital Partners, LLC, its general partner, By: Ulrika Ekman, Secretary, /s/ Ulrika Ekman   10/09/2007
**Signature of Reporting Person Date

 GCP Managing Partner II, L.P., Greenhill Capital Partners, LLC, its general partner, By: Ulrika Ekman, Secretary, /s/ Ulrika Ekman   10/09/2007
**Signature of Reporting Person Date

 GCP, L.P., By: GCP 2000, LLC, its general partner, By: Ulrika Ekman, Secretary, /s/ Ulrika Ekman   10/09/2007
**Signature of Reporting Person Date

 GCP 2000, LLC, By: Ulrika Ekman, Secretary, /s/ Ulrika Ekman   10/09/2007
**Signature of Reporting Person Date

 Greenhill & Co., Inc., By: Ulrika Ekman, General Counsel and Secretary, /s/ Ulrika Ekman   10/09/2007
**Signature of Reporting Person Date

 Robert F. Greenhill, /s/ Robert F. Greenhill   10/09/2007
**Signature of Reporting Person Date

 Scott L. Bok, /s/ Scott L. Bok   10/09/2007
**Signature of Reporting Person Date

 Robert H. Niehaus, /s/ Robert H. Niehaus   10/09/2007
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) This form is being filed by more than one reporting person.
(2) Greenhill Capital Partners, LLC, whose sole member is Greenhill & Co., Inc. is the general partner of GCP Managing Partner, L.P. and GCP Managing Partner II, L.P. Greenhill Capital Partners, LLC sold 16,180 shares and following the reported transaction and is now the record owner of zero shares of the Issuer.
(3) GCP Managing Partner, L.P. and GCP, L.P. are general partners of Greenhill Capital Partners, L.P., which sold 1,476,278 shares and is now the record owner of 1,543,381 shares of the Issuer, Greenhill Capital Partners (Cayman), L.P.,which sold 218,566 shares and is now the record owner of 228,501 shares of the Issuer, Greenhill Capital Partners (Executives), L.P., which sold 232,238 shares and is now the record owner of 242,791 shares of the Issuer and Greenhill Capital, L.P., which sold 462,622 shares and is now the record owner of 483,656 shares.
(4) GCP 2000, LLC is the general partner of GCP, L.P. GCP 2000, LLC is in turn controlled by its Senior Members, Scott L. Bok, Robert F. Greenhill and Robert H. Niehaus. Mr. Niehaus is also a member of the Board of Directors of the Issuer.
(5) GCP Managing Partner II, L.P. is the general partner of Greenhill Capital Partners II, L.P., which sold 202,843 shares of the Issuer, Greenhill Capital Partners (Cayman) II, L.P., which sold 79,498 shares, of the Issuer, Greenhill Capital Partners (Executives) II, L.P., which sold 13,990 shares of the Issuer and Greenhill Capital Partners (Employees) II, L.P., which sold 97,785 shares of the Issuer. Following the reported transaction, Greenhill Capital Partners II, L.P., Greenhill Capital Partners (Cayman) II, L.P., Greenhill Capital Partners (Executives) II, L.P. and Greenhill Capital Partners (Employees) II, L.P. is now each the record owner of zero shares of the Issuer.
(6) Each reporting person disclaims beneficial ownership or the reported securities except to the extent of his or its pecuniary interest therein.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.