UNITED STATES


SECURITIES AND EXCHANGE COMMISSION


WASHINGTON, DC 20549





FORM 10-Q/A


Date of Original filing:  May 14, 2010


Date of Amendment: February 4, 2011


(Mark One)


x
QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934





For the quarterly period ended March 31, 2010





o
TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934





For the transition period from ____________ to ____________





Commission File Number:001-13387










AeroCentury Corp.


(Exact Name of Registrant as Specified in Its Charter)





Delaware

94-3263974(State or Other Jurisdiction of Incorporation or Organization)

(I.R.S. Employer Identification No.)


1440 Chapin Avenue, Suite 310


Burlingame, California 94010


(Address of Principal Executive Offices)





(650) 340-1888


(Registrant’s Telephone Number Including Area Code)





None


(Former Name, Former Address and Former Fiscal Year, if Changed Since Last Report)





Indicate by check mark whether the registrant: (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.


Yes xNo  o





Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web site, if any, every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T (§ 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required submit and post such files).


Yes  oNo  o





Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company.  See the definitions of “large accelerated filer,” “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act.  (Check one):





Large accelerated filer  oAccelerated filer  o


Non-accelerated filer  oSmaller reporting company  x





Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).


Yes  oNo  x





Indicate the number of shares outstanding of each of the issuer’s classes of common stock, as of the latest practicable date:  As of May 14, 2010 the Issuer had 1,606,557Shares of Common Stock, par value $0.001 per share, issued, of which 63,300 are held as Treasury Stock.








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Explanatory Note:  This amendment is being filed to add an exhibit omitted from Part II, Item 6 of the original filing.





PART II


OTHER INFORMATION





Item 6.Exhibits





Exhibit

Number
Description10.12
Amendment to Amended and Restated Credit Agreement, between the Company, PNC Bank, N.A. as agent, and the participating lenders thereunder, dated March 31, 2010, incorporated by reference to Exhibit 99.3 to the Report on Form 8-K filed with the Securities and Exchange Commissionon March 31, 2010.31.1#
Certification of Neal D. Crispin, Chief Executive Officer, pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.31.2#
Certification of Toni M. Perazzo, Chief Financial Officer, pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.31.3
Certification of Neal D. Crispin, Chief Executive Officer, pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.31.4
Certification of Toni M. Perazzo, Chief Financial Officer, pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.





# Previously filed with the Quarrterly Report on Form 10-Q for the quarter ended March 31, 2010.


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SIGNATURES





Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.














AEROCENTURY CORP.Date:  February 4, 2011
By:
/s/ Toni M. PerazzoName: Toni M. PerazzoTitle: Sr. Vice President -Finance and Chief Financial Officer