CAMBREX CORPORATION EXHIBIT 23 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (File Nos. 333-57404, 333-22017, 33-21374, 33-37791, 33-81780, 33-81782, 333-113612, 333-113613, 333-129473 and 333-136529) of Cambrex Corporation of our report dated March 15, 2007 relating to the financial statements, financial statement schedule, management's assessment of the effectiveness of internal control over financial reporting and the effectiveness of internal control over financial reporting, which appears in this Form 10-K. /s/ PRICEWATERHOUSECOOPERS LLP Florham Park, New Jersey March 15, 2007