foreach(var baseline in corridor.Baselines)
{
foreach(var region in baseline.BaselineRegions)
{
var assbly = (Assembly)tr.GetObject(region.AssemblyId, OpenMode.ForRead);
if(assbly.Name == nametolookfor)
{
//do what you need, if you need the actual values for the assembly in the corridor, use the AppliedAssemblies property for the region