UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 8-K

Current Report Pursuant to Section 13 or 15(d) of

the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 11, 2009

VERENIUM CORPORATION

(Exact name of registrant as specified in its charter)

Delaware	000-29173	22-3297375
(State or other jurisdiction of  incorporation)	(Commission File Number)	(I.R.S. Employer  Identification No.)

55 Cambridge Parkway, Cambridge, MA	02142
(Address of principal executive offices)	(Zip Code)

Registrant’s telephone number, including area code: (617) 674-5300

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 2.02. Results of Operations and Financial Condition.

On May 11, 2009, Verenium Corporation (the “Company”) issued a press release announcing the Company’s financial results for first quarter ended March 31, 2009. The information in Item 2.02 of this Current Report on Form 8-K and Exhibit 99.1 attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, regardless of any general incorporation language in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

99.1 Press Release of Verenium Corporation dated May 11, 2009

SIGNATURE

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

	VERENIUM CORPORATION
Dated: May 11, 2009	By:	/s/ Gerald M. Haines II
	Name:		Gerald M. Haines II
	Title:		Executive Vice President and Chief Legal Officer

INDEX TO EXHIBITS

Exhibit Number	Description
99.1	Press Release of Verenium Corporation dated May 11, 2009.