/usr/lib64/mpich/bin/pvbatch_mpich
/usr/lib64/mpich/bin/pvdataserver_mpich
/usr/lib64/mpich/bin/pvrenderserver_mpich
/usr/lib64/mpich/bin/pvserver_mpich
/usr/lib64/mpich/bin/smTestDriver_mpich
You may install this package on CentOS with
yum
install paraview-mpich