Attached files

file filename
10-K - FORM 10-K - PENWEST PHARMACEUTICALS COb78709e10vk.htm
EX-31 - EX-31 - PENWEST PHARMACEUTICALS COb78709exv31.htm
EX-23 - EX-23 - PENWEST PHARMACEUTICALS COb78709exv23.htm
EX-10.30 - EX-10.30 - PENWEST PHARMACEUTICALS COb78709exv10w30.htm
Exhibit 32
CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER AND PRINCIPAL FINANCIAL OFFICER
PURSUANT TO RULE 13a-14(b) OF THE
SECURITIES EXCHANGE ACT OF 1934 AND 18 U.S.C. SECTION 1350
     In connection with the Annual Report on Form 10-K of Penwest Pharmaceuticals Co. (the “Company”) for the fiscal year ended December 31, 2009 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), the undersigned, Jennifer L. Good, President and Chief Executive Officer of the Company, hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:
     (1) The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and
     (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.
         
     
Date: March 16, 2010  /s/ Jennifer L. Good    
  Jennifer L. Good   
  President and Chief Executive Officer
(Principal Executive Officer and
Principal Financial Officer)