Exhibit 32.1

                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002




     In connection with the Quarterly Report of Berkeley  Technology  Limited on
Form 10-Q for the period ended March 31, 2007 as filed with the U.S.  Securities
and Exchange  Commission  (the  "Report"),  I, Arthur I.  Trueger,  as Executive
Chairman of the registrant,  certify, pursuant to 18 U.S.C. ss. 1350, as adopted
by ss. 906 of the Sarbanes-Oxley Act of 2002, that to my knowledge:

     (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
registrant.



Date:  May 15, 2007                         By:    /s/  Arthur I. Trueger

                                                        Arthur I. Trueger
                                                        Executive Chairman