Heckmann Corporation (NYSE: HEK) (“Heckmann”) today announced that it has closed the previously announced underwritten public offering of 18,200,000 shares of its common stock at a price of $4.40 per share. On or before April 26, 2012, the underwriters may purchase up to an additional 2,730,000 shares from Heckmann to cover over-allotments, if any. Credit Suisse Securities (USA) LLC, Jefferies & Company, Inc. and Roth Capital Partners, LLC acted as joint book-running managers for this offering. Heckmann expects to use the net proceeds from this offering to finance a portion of the cash purchase price of its previously announced acquisition of TFI Holdings, Inc. (“TFI”). If the acquisition of TFI is not completed, Heckmann intends to use the net proceeds from this offering to repay debt under its existing credit facility. Copies of the prospectus supplement and the accompanying prospectus relating to the offering may be obtained from the offices of Credit Suisse Securities (USA) LLC, Attention: Credit Suisse Prospectus Department, One Madison Avenue, New York, NY 10010 or (800) 221-1037, Jefferies & Company, Inc., 520 Madison Avenue, 12th Floor, New York, NY 10022, (877) 547-6340 or email: Prospectus_Department@Jefferies.com, or Roth Capital Partners, LLC, 888 San Clemente, Newport Beach, CA 92660, (800) 678-9147 or email: firstname.lastname@example.org. The offering was made under an effective shelf registration statement filed with the United States Securities and Exchange Commission (“SEC”). The prospectus supplement (including the accompanying prospectus) was filed with the SEC and is available on its website at http://www.sec.gov. This press release does not constitute an offer to sell, or the solicitation of an offer to buy, these securities, nor will there be any sale of these securities, in any state or other jurisdiction in which such offer, solicitation or sale is not permitted. The offering may be made only by means of a prospectus and related prospectus supplement.