SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* Cronin John J. (Last) (First) (Middle) 1000 COMMERCE DRIVE, SUITE 500 (Street) PITTSBURGH PA 15275 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 09/16/2008	3. Issuer Name and Ticker or Trading Symbol Mastech Holdings, Inc. [ MHH ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner X Officer (give title below) Other (specify below) CFO, Sec & Treasurer	5. If Amendment, Date of 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

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
No securities are beneficially owned	0	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Eric L. Billings, attorney-in-fact	09/26/2008
	** 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 5 (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 Number.

                                POWER OF ATTORNEY

                  To Sign and File Reports under Section 16(a)
                     Of the Securities Exchange Act of 1934
                      With Respect to Equity Securities of
                             Mastech Holdings, Inc.

        KNOW ALL BY THESE PRESENTS, that the undersigned hereby constitutes and
appoints, Eric L. Billings, James J. Barnes, and Jennifer Ford Lacey, and each
of them, my true and lawful attorneys-in-fact and agents, acting alone, full
power to act on my behalf and in my name, place and stead, in any and all
capacities for the purposes of signing on my behalf any Form 3, Form 4 or Form 5
required to be filed by me pursuant to Section 16 of the Securities and Exchange
Act of 1934, as amended, and any Form 144 required to be filed by me under the
securities Act of 1933, as amended, and Rule 144 promulgated thereunder
including, without limitation, the power to sign any and all amendment to such
forms, if any, and to file such forms with the Securities and Exchange
Commission and to do and perform each and every act and thing requisite or
necessary to be done in connection with such forms, as fully and to all intents
and purposes as I might or can in person. The authority under this Power of
Attorney shall continue until I am no longer required to file Form 3, Form 4,
Form 5 and Form 144 with regard to my ownership of or transactions in securities
of Mastech Holdings, Inc. unless revoked in writing.

        I acknowledge that the above-named attorneys-in-fact are not assuming
any of my responsibilities to comply with Rule 144 of the Securities Act of
1933, Section 16 of the Securities and Exchange Act of 1934, or any other
securities laws.

        IN WITNESS WHEREOF, the undersigned has executed and delivered this
Power of Attorney the date set forth below.

DATE: 9/23/08                SIGNATURE: Jack Cronin
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                            PRINT NAME: Jack Cronin
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