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                                                           OMB APPROVAL
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                                                  OMB Number           3235-0287
                                                  Expires:    September 30, 1998
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                     U.S. SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                     FORM 4

                  STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

    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(f) of the Investment Company Act of 1940

[  ] Check this box if no longer subject of Section 16. Form 4 or Form 5
     obligations may continue. See Instruction 1(b).

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1. Name and Address of Reporting Person

     Ferenbach, Carl (1)
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   (Last)               (First)                 (Middle)
     c/o Berkshire Partners, LLC
     One Boston Place
     Suite 3300
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                                    (Street)

    Boston, Massachusetts   02108
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   (City)               (State)                 (Zip)


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2. Issuer Name and Ticker or Trading Symbol

     Crown Castle International Corp. (TWRS)

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3. IRS or Social Security Number of Reporting Person (Voluntary)


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4. Statement for Month/Year

     August 2000
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5. If Amendment, Date of Original (Month/Year)


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6. Relationship of Reporting Person to Issuer
   (Check all applicable)

   [ X ]   Director                             [   ]   10% Owner
   [   ]   Officer (give title below)           [   ]   Other (specify below)


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7. Individual or Joint/Group Filing (Check Applicable Line)
   [ X ]   Form filed by One Reporting Person
   [   ]   Form filed by More than One Reporting Person

 
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           Table I -- Non-Derivative Securities Acquired, Disposed of,
                             or Beneficially Owned
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6. 4. 5. Owner- Securities Acquired (A) or Amount of ship 3. Disposed of (D) Securities Form: 7. Transaction (Instr. 3, 4 and 5) Beneficially Direct Nature of 2. Code ------------------------------- Owned at End (D) or Indirect 1. Transaction (Instr. 8) (A) of Month Indirect Beneficial Title of Security Date ------------ Amount or Price (Instr. 3 (I) Ownership (Instr. 3) (mm/dd/yy) Code V (D) and 4) (Instr.4) (Instr. 4) - ------------------------------------------------------------------------------------------------------------------------------------ Common Stock, par value $.01 per share 8/22/00 J(2) 3,655,870 D N/A - ------------------------------------------------------------------------------------------------------------------------------------ Common Stock, par value $.01 per share 8/22/00 J(3) 48,900 D N/A - ------------------------------------------------------------------------------------------------------------------------------------ Common Stock, par value $.01 per share 8/22/00 S 26,500 D $37.27 - --------------------------------------------------------------------------------------------------------------------------------- Common Stock, par value $.01 per share 8/22/00 S 103,300 D $36.56 - ------------------------------------------------------------------------------------------------------------------------------------ Common Stock, par value $.01 per share 8/23/00 S 73,500 D $36.32 - ------------------------------------------------------------------------------------------------------------------------------------ Common Stock, par value $.01 per share 8/24/00 S 34,800 D $36.50 - ------------------------------------------------------------------------------------------------------------------------------------ Common Stock, par value $.01 per share 8/25/00 S 96,776 D $36.61 - ------------------------------------------------------------------------------------------------------------------------------------ Common Stock, par value $.01 per share 8/30/00 S 7,860 D $36.00 - ------------------------------------------------------------------------------------------------------------------------------------ Common Stock, par value $.01 per share 8/30/00 S 84,900 D $35.42 - ------------------------------------------------------------------------------------------------------------------------------------ 1,060,625 I (1) - ------------------------------------------------------------------------------------------------------------------------------------ ====================================================================================================================================
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly FORM 4 (continued) Table II -- Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) ================================================================================
9. 10. Number Owner- of ship 2. Deriv- of Conver- 5. 7. ative Deriv- 11. sion Number of Title and Amount Secur- ative Nature of Derivative 6. of Underlying 8. ities Secur- of Exer- 4. Securities Date Securities Price Bene- ity: In- cise 3. Trans- Acquired (A) Exercisable and (Instr. 3 and 4) of ficially Direct direct Price Trans- action or Disposed Expiration Date ---------------- Deriv- Owned (D) or Bene- 1. of action Code of(D) (Month/Day/Year) Amount ative at End In- ficial Title of Deriv- Date (Instr. (Instr. 3, ---------------- or Secur- of direct Owner- Derivative ative (Month/ 8) 4 and 5) Date Expira- Number ity Month (I) ship Security Secur- Day/ ------ ------------ Exer- tion of (Instr. (Instr. (Instr. (Instr. (Instr. 3) ity Year) Code V (A) (D) cisable Date Title Shares 5) 4) 4) 4) - ------------------------------------------------------------------------------------------------------------------------------------ Warrants $7.50 per 10/31/97 10/31/07 Common 70,000 70,000 I (1) share N/A - ------------------------------------------------------------------------------------------------------------------------------------ Options Right to Buy $13.50 N/A 08/21/98 07/01/08 Common 25,000 25,000 D - ------------------------------------------------------------------------------------------------------------------------------------ Options Right to Buy $20.94 N/A 01/14/99 01/14/09 Common 5,000 5,000 D - ------------------------------------------------------------------------------------------------------------------------------------ Options Right to Buy $33.50 N/A 02/02/00 02/02/10 Common 5,000 5,000 D - ------------------------------------------------------------------------------------------------------------------------------------ Options Right to Buy $24.81 N/A 05/25/00 05/25/10 Common 10,000 10,000 D - ------------------------------------------------------------------------------------------------------------------------------------ ====================================================================================================================================
Explanation of Responses: (1) Mr. Ferenbach is a Managing Director of Berkshire Investors LLC;a Managing Director of Third Berkshire Managers, the general partner of Third Berkshire Associates, general partner of Berkshire Fund III, L.P.; and a Managing Director of Fourth Berkshire Associates, the general partner of Berkshire Fund IV, L.P. Mr. Ferenbach disclaims beneficial ownership of the securities of the Issuer owned by Berkshire Fund III, L.P., Berkshire Fund IV, L.P., Berkshire Investors LLC, Third Berkshire Associates and Fourth Berkshire Associates, except to the extent of his interest therein. (2) Distribution to Partners. (3) Distributions to members. (4) Gifts to Charity /s/Carl Ferenbach 9/8/2000 - --------------------------------------------- ----------------------- **Signature of Reporting Person Date Managing Partner of Grelock Equity GP Limited Partnership ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space provided is insufficient, see Instruction 6 for procedures.