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
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Pierce Frank R.
   2. Issuer Name and Ticker or Trading Symbol
American Electric Technologies Inc [AETI] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Senior Vice President, CFO
(Last)
(First)
(Middle)
6410 LONG DRIVE		 3. Date of Earliest Transaction (Month/Day/Year)
02/28/2011
(Street)

HOUSTON, TX 77087		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ 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 02/28/2011   M   127 A (1) 127 D  
Common Stock 02/28/2011   M   126 A (4) 253 D  

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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
Restricted Stock Units Dated February 28, 2011 (2) 02/28/2011   A   6,000     (2)   (2) Common Stock 6,000 (2) 6,000 D  
Restricted Stock Units Dated February 28, 2011 (3) 02/28/2011   A   1,500     (3)   (3) Common Stock 1,500 (3) 1,500 D  
Restricted Stock Units Dated September 15, 2010 (4) 02/28/2011   D     126   (4)   (4) Common Stock 126 (4) 379 D  
Restricted Stock Units Dated September 15, 2010 (1) 02/28/2011   D     1,643   (1)   (1) Common Stock 1,643 (1) 379 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Pierce Frank R.
6410 LONG DRIVE
HOUSTON, TX 77087		       Senior Vice President, CFO  

Signatures

 /s/ Charles M Dauber, as attorney-in-fact for Frank R. Pierce   03/04/2011
**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) 506 restricted stock units granted in 2010 vested on the transaction date based on achievement of 2010 performance criteria and 1516 restricted stock units were cancelled. 127 of the vested restricted stock units converted to common stock on a one-for-one basis on the transaction date. One-third of the remaining restricted stock units convert to common stock on a one-to-one basis annually on February 28, 2012, 2013 and 2014, subject to a continuing employment requirement.
(2) Represents an incentive compensation award. Vesting of the award is subject to attainment of 2011 performance criteria. Vested restricted stock units convert into common stock on a one-to one basis in four equal annual installments from the transaction date, subject to a continuing employment requirement.
(3) Represents an incentive compensation award. Converts into common stock on a one-to one basis in four equal annual installments from the transaction date, subject to a continuing employment requirement.
(4) 126 restricted stock units granted in 2010 converted to common stock on a one-for-one basis on the transaction date. The remaining restricted stock units convert to common stock on a one-to-one basis in equal installments on February 28, 2012, 2013 and 2014, subject to a continuing employment requirement.

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