8-K

                                                                 CONFORMED COPY

                                  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)        August 4, 2006
                                                     --------------------

                               CAMBREX CORPORATION
- -------------------------------------------------------------------------------
             (Exact name of Registrant as specified in its charter)

         DELAWARE                       1-10638                  22-2476135
- ----------------------------       ----------------         -------------------
(State or other jurisdiction       (Commission File            (IRS Employer
      of incorporation)                 Number)             Identification No.)

ONE MEADOWLANDS PLAZA, EAST RUTHERFORD, NEW JERSEY                 07073
- ---------------------------------------------------         -------------------
     (Address of principal executive offices)                    (Zip Code)

Registrant's telephone number, including area code:      (201) 804-3000
                                                      --------------------

Check the appropriate box if the Form 8K filing is intended to simultaneously
satisfy the filing obligation of the registrant under any of the following
provisions (See General Instruction A.2 below):

[ ]  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(d) 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))



                               CAMBREX CORPORATION
                                    Form 8-K
                                 Current Report
                                 August 4, 2006

Section 5 - Corporate Governance and Management

Item 5.02. Departure of Directors or Principal Officers; Election of Directors;
           Appointment of Principal Officers.

Cambrex is reporting under Item 5.02(b) that Mr. Gary L. Mossman, Chief
Operating Officer, announced his retirement from the Company, effective
August 31, 2006.

A copy of the press release announcing Mr. Mossman's retirement is attached as
Exhibit 99.1 and incorporated herein by reference.

Item 9.01 - Financial Statements and Exhibits

(d) Exhibits

Exhibit 99.1 - Press release issued by Cambrex Corporation dated August 2, 2006



                                   SIGNATURES

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

                                  CAMBREX CORPORATION


Date:   August 4, 2006            By: /s/ Peter E. Thauer
      -----------------               -----------------------------------------
                                  Name:  Peter E. Thauer
                                  Title: Senior Vice President, General Counsel
                                         and Corporate Secretary

EX-99.1

[CAMBREX LOGO]

News Release


Date:      August 2, 2006
Contact:   Anne-Marie Hess
           Sr. Director, Investor Relations & Corporate Communications
Phone:     201-804-3062
Email:     annemarie.hess@cambrex.com
Release:   Immediate


      GARY L. MOSSMAN, EXECUTIVE VICE PRESIDENT & CHIEF OPERATING OFFICER,
                              ANNOUNCES RETIREMENT

     East Rutherford, NJ - August 2, 2006 - Cambrex Corporation (NYSE: CBM)
announces that Gary L. Mossman, Executive Vice President, Chief Operating
Officer and President Cambrex Pharma, will retire effective August 31, 2006.
Upon Mr. Mossman's retirement, Steven M. Klosk, Executive Vice President and
Chief Operating Officer - Biopharma will assume responsibility for the Pharma
business. Paulo Russolo, President - Cambrex Profarmaco, Shawn Cavanagh, Sr.
Vice President and General Manager - Bioproducts and Steven M. Klosk, Executive
Vice President and Chief Operating Officer - Biopharma & Pharma will report
directly to James A. Mack, Chairman, President and Chief Executive Officer.

     Mr. Mack commented, "We were fortunate to have had Gary's experience and
leadership over the last 3 1/2 years and he leaves the business extraordinarily
well positioned for continued success in the years to come. We wish him all the
best in his retirement."

About Cambrex

     Cambrex is a global, diversified life sciences company dedicated to
providing products and services to accelerate and improve the discovery and
commercialization of human therapeutics. The Company employs approximately 2,000
worldwide. For more information, please visit www.cambrex.com.

                                      # # #

Cambrex Corporation | One Meadowlands Plaza | East Rutherford, NJ 07073
Phone 201.804.3000 | Fax 201.804.9852 | www.cambrex.com