gistfile1.cs

var assembly = Assembly.GetCallingAssembly();
var instance = assembly.CreateInstance("MyProject.MyClass", true, 
	BindingFlags.CreateInstance, null, new object[] 
	{ monitor, action }, null, null);

var t = instance.GetType();

// if you have a property you want to pass
// a value to, this is how you do it.
var p = t.GetProperty("MyProperty");
p.SetValue(instance, propertyValue, null);
	
MethodInfo info = t.GetMethod("Run");
var result = info.Invoke(instance, args);