Here is a VB implementation which I've used in the past and is easily converted to VBA - works very well.

http://www.awprofessional.com/articl...p?p=25175&rl=1

--
Tim Williams
Palo Alto, CA


"David G" wrote in message oups.com...
Hello,

I am just wondering if it is somehow possible to use any sort of
Stringbuilder class in VBA for excel macros to speed up multiple
string concatenations. And if so, how?

David