UNITED STATES SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 10-Q/A

(Amendment No. 1)

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

FOR THE QUARTERLY PERIOD ENDED MARCH 29, 2009

Commission file number 000-03922

PATRICK INDUSTRIES, INC.

(Exact name of registrant as specified in its charter)

(574) 294-7511

(Registrant’s telephone number, including area code)

Securities registered pursuant to Section 12(b) of the Act:

Securities registered pursuant to Section 12(g) of the Act: None

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.

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 during the preceding 12 months (or for such shorter period that the registrant was required to submit and post such files). Yes o No 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.

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

There were 9,162,189 shares of the registrant’s common stock outstanding, as of the latest practicable date, September 23, 2009.

EXPLANATORY NOTE

This amendment on Form 10-Q/A (“Amendment No. 1”) constitutes an amendment to the registrant’s Quarterly Report on Form 10-Q for the quarterly period ended March 29, 2009, which was originally filed with the Securities and Exchange Commission (“SEC”) on May 13, 2009.

Amendment No. 1 is being filed solely for the purpose of correcting an inadvertent omission of the reference to the certifying officers’ responsibility for establishing and maintaining internal control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) in the Certifications attached as Exhibit 31.1 and Exhibit 31.2.

As required by Rule 12b-15 under the Securities Exchange Act of 1934, new certifications of our principal executive officer and principal financial officer are being filed as exhibits to this Amendment No. 1. Except for the matter describe above, this amendment does not change any previously reported financial results, modify or update disclosures in the Form 10-Q, or reflect events occurring after the date of the filing of the Form 10-Q. Accordingly, this Form 10-Q/A should be read in conjunction with our Form 10-Q as originally filed and our filings with the SEC subsequent to the filing of our Form 10-Q.

TABLE OF CONTENTS

PART II

*Filed herewith.

SIGNATURES

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