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
                                                                                  
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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
                      

1. Name and Address of Reporting Person *

DICKINSON DANIEL M 		2. Issuer Name and Ticker or Trading Symbol

Mistras Group, Inc. [ MG ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

__ X __ Director                      __ X __ 10% Owner
_____ Officer (give title below)      _____ Other (specify below)
(Last)          (First)          (Middle)

C/O THAYER | HIDDEN CREEK, 1455 PENNSYLVANIA AVENUE, N.W. SUITE 350 		3. Date of Earliest Transaction (MM/DD/YYYY)

10/14/2009
(Street)

WASHINGTON, D.C., DC 20004
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. 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. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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   10/14/2009     C    4068909   A $0   4068909   I   (1) See Note   (1)
Common Stock   10/14/2009     S    1304508   D $11.625   (2) 2764401   I   (1) See Note   (1)

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 7. Title and Amount of Securities Underlying Derivative Security
(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
Class A Convertible Redeemable Preferred Stock     (3) 10/14/2009     C         298701      (3)   (3) Common Stock   3883113   $0   0   I   (1) See Note   (1)
Class B Convertible Redeemable Preferred Stock     (3) 10/14/2009     C         14292      (3)   (3) Common Stock   185796   $0   0   I   (1) See Note   (1)

Explanation of Responses:
( 1)  Consists of shares of Common Stock held by TC NDT Holdings, LLC. Mr. Dickinson shares voting and dispositive power over the shares held by TC NDT Holdings, LLC with six other members of an investment committee. Mr. Dickinson disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
( 2)  Represents public offering price of $12.50 per common share less the underwriter's discount of $0.875 per common share.
( 3)  The Issuer's Class A Convertible Redeemable Preferred Stock and Class B Convertible Redeemable Preferred Stock automatically converted into Common Stock, in each case, on a thirteen-for-one basis, upon the closing of the Issuer's initial public offering for no additional consideration.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
DICKINSON DANIEL M
C/O THAYER | HIDDEN CREEK
1455 PENNSYLVANIA AVENUE, N.W. SUITE 350
WASHINGTON, D.C., DC 20004 		X X


Signatures
/s/ Lisa Withers, Attorney-in-Fact 10/16/2009
** Signature of Reporting Person Date


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.
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.
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