CARY, NC - May 23, 2013 – Ply Gem Holdings, Inc. (“Ply Gem” or the “Company”) today announced the pricing of its initial public offering of 15,789,474 shares of its common stock at a price to the public of $21.00 per share. The Company has granted the underwriters an option to purchase up to an additional 2,368,421 shares of common stock to cover over-allotments, if any. The Company’s common stock will be listed on the New York Stock Exchange under the symbol “PGEM.” The offering is expected to close on May 29, 2013.

Total net proceeds to the Company from the offering, after deducting the underwriting discounts and commissions and estimated offering expenses, will be approximately $306.5 million. The Company intends to use the net proceeds of the offering (i) to redeem, repurchase or repay a portion of its outstanding indebtedness, (ii) to pay transaction fees and other expenses and (iii) for general corporate purposes.

J.P. Morgan Securities LLC, Credit Suisse Securities (USA) LLC and Goldman, Sachs & Co. are acting as joint book-running managers and the representatives of the underwriters, UBS Securities LLC and Deutsche Bank Securities Inc. are acting as book-runners, Zelman Partners LLC is acting as senior co-manager and BB&T Capital Markets and Stephens Inc. are acting as co-managers for the offering. The offering of these securities was made only by means of a prospectus forming part of the effective registration statement. Copies of the final prospectus may be obtained from: J.P. Morgan Securities LLC, Attention: Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, New York 11717, Telephone: 1-866-803-9204; Credit Suisse Securities (USA) LLC, Attention: Prospectus Department, One Madison Avenue, New York, New York, 10010, Telephone: 1-800-221-1037 or by emailing [email protected]; or Goldman, Sachs & Co., Attention: Prospectus Department, 200 West Street, New York, NY 10282, Telephone: 1-866-471-2526, Facsimile: 1-212-902-9316 or by emailing [email protected].

The registration statement relating to these securities has been declared effective by the Securities and Exchange Commission. A copy of the registration statement can be accessed through the Securities and Exchange Commission’s website. This press release shall not constitute an offer to sell or the solicitation of an offer to buy these securities, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

Ply Gem, headquartered in Cary, N.C., is a leading manufacturer of exterior building products in North America. Ply Gem produces a comprehensive product line of windows and patio doors, vinyl siding, designer accents, cellular PVC trim and mouldings, vinyl fencing, vinyl and composite railing, aluminum coil and related accessories, stone veneer and gutterware used in both new construction and home repair and remodeling in the United States and Western Canada. Ply Gem siding brands include Mastic Home

Exteriors®, Variform®, NAPCO®, Ply Gem® Stone, Kroy®, Cellwood®, Ply Gem® Trim, Georgia Pacific, DuraBuilt®, Richwood®, Leaf Relief®, Gutter Warrior™ and Monticello® Columns. Ply Gem windows and patio door brands include Ply Gem® Windows, Mastic® Replacement Windows, Ply Gem® Canada, Gienow® and Great Lakes® Window. The Company’s brands are sold through short-line and two-step distributors, pro dealers, home improvement dealers and big box retailers.

Certain statements made in this press release may constitute “forward-looking statements” within the meaning of the federal securities laws. Forward-looking statements are based on management’s expectations, estimates, projections and assumptions. These statements are not guarantees of future performance and involve certain risks and uncertainties, which are difficult to predict. Therefore, actual future results and trends may differ materially from what is forecast in forward-looking statements due to a variety of factors. Additional information regarding these factors is contained in the Company’s registration statement on Form S-1 filed with the Securities and Exchange Commission.

Contact:

Ply Gem Holdings, Inc.

Investor Relations Contact:

Shawn K. Poe, Chief Financial Officer

919-677-4019

[email protected]

Source: Plygem