Steve, there are several Rigid Flex manufacturers and depending upon where
you want to go geographically, there are many good ones in Europe as well as
North America. The following is a partial list. For a more thorough list
consult the IPC Memebership Directory, the very last pages, 95 through 111.

ADFlex Solutions, Chandler, AZ, TEL: 602/963-4584, FAX: 602/786-8457
Advanced Flex, Minnetonka, MN 
Strata-Flex, Toronto, Ontario, Canada
Buss Systems, ElSegundo, CA
M-Flex, Anaheim, CA TEL: 714/996-1248, FAX: 714/996-3834 [log in to unmask]
Cimulec, Ennery, France,Tel: 011 33 87 73 86 73, Fax: 011 33 87 73 87 13, 
Degussa Electronics, Tel: 408/438-0664, Fax: 408/461-9711
Packard Hughes Interconnect, Irvine, CA; 
Parlex Corp, Methuen, MA
Merix, Beaverton, OR.
Tyco, P.C. Group, Stafford, CT

Good Luck.
Jim M.
Lumonics, Inc