SEC Form 5
FORM 5

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

[  ] Form 3 Holdings Reported

[  ] Form 4 Transactions Reported
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C.  20549

ANNUAL 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
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1. Name and Address of Reporting Person*
Pedersen, George J.
(Last)                      (First)                      (Middle)
12015 Lee Jackson Highway
(Street)
Fairfax,    VA   22033-3300
(City)                      (State)                      (Zip)
2. Issuer Name
and Ticker or Trading Symbol

ManTech International Corporation (
3. I.R.S. Identification
    Number of Reporting
    Person, if an entity
    (voluntary)
4. Statement for
    Month/Year

12/31/2002

5. If Amendment,
    Date of Original
    (Month/Year)
6. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

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

Description           Chairman of the Board, Chief Executive Officer and President
7. Individual or Joint/Group
    Filing (Check Applicable Line)

X   Form filed by One Reporting Person
     Form filed by More than One Reporting Person
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)



        Amount      /         A/D         /         Price          
5. Amount of
    Securities
    Beneficially
    Owned at end of
    Issuer's Fiscal Year

    (Instr. 3 and 4)
6. Owner-
    ship
    Form:
    Direct (D)
    or
    Indirect (I)

    (Instr. 4)
7. Nature of
     Indirect
     Beneficial
     Ownership

    (Instr. 4)
Class A Common Stock
/ / $
0
Class B Common Stock
/ / $
See Page 2
 
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. Conver-
    sion or
    Exercise
    Price of
    Deri-
    vative
    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)




  A     or     D  
6. Date Exercisable(DE) and
    Expiration Date(ED)
    (Month/Day/Year)





  DE     /     ED  
7. Title and Amount of
    Underlying Securities
    (Instr. 3 and 4)





Title     /         Amount or Number of Shares
8. Price
    of
    Derivative
    Security
    (Instr.5)
 9. Number of
    Derivative
    Securities
    Beneficially
    Owned
    at End of Year
    Reported
    Transaction(s)
    (Instr.4) 		10. Owner-
ship
Form of
Deriv-
ative
Securities:
Direct (D)
or
Indirect (I)

(Instr.4) 		11. Nature of
      Indirect
      Beneficial
      Ownership
      (Instr.4)
Class B Common Stock $
Presently / None
Class A Common Stock / 14,387,312
1-for-1 Conversion
14,387,312
D
Class B Common Stock $
Presently / None
Class A Common Stock / 609,296
1-for-1 Conversion
609,296
I
(a)
Class B Common Stock $
Presently / None
Class A Common Stock / 77,517
1-for-1 Conversion
77,517
I
(b)
Class B Common Stock $
Presently / None
Class A Common Stock / 1,168
1-for-1 Conversion
1,168
I
(c)
Class B Common Stock $
Presently / None
Class A Common Stock / 555,711
1-for1 Conversion
555,711
I
(d)
Explanation of Responses:
 
(a) 609,296 shares held by the ManTech Supplemental Executive Retirement Plan for the benefit of Mr. Pedersen, a plan over which the Reporting Person has voting and investment control.
(b) 77,517 shares held by the ManTech Special Assistance Fund, Inc., a fund over which the Reporting Person has voting and investment control.
(c) 1,168 shares held by Marilyn A. Pedersen, the Reporting Person's wife, and as to which shares, the Reporting Person disclaims beneficial ownership.
(d) 555,711 shares held by the Pedersen Family Trust #1 u/a dated April 24, 1994, a trust over which the Reporting Person has no voting or investment control.
By: Date:
/s/ George J. Pedersen 02/14/2003
George J. Pedersen
** Signature of Reporting Person
SEC 2270 (09-02)


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

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