Dynamic discovery of mvc application assemblies

ApplicationDynamicDiscovery.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Web.Compilation;
//Add to AssemblyInfo [assembly: PreApplicationStartMethod(typeof(ApplicationDynamicDiscovery), "Discover")]
namespace Web
{
    public static class ApplicationDynamicDiscovery
    {
        public static IEnumerable<Assembly> Assemblies { get; set; } 
        public static void Discover()
        {
            AppDomain.CurrentDomain.AssemblyResolve += CurrentDomainAssemblyResolve;
            Assemblies = new List<Assembly>();

            var areasDir = new DirectoryInfo(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Areas"));

            if (!areasDir.Exists)
            {
                return;
            }

            Assemblies = areasDir.GetDirectories()
                    .SelectMany(d => d.GetDirectories("bin", SearchOption.TopDirectoryOnly))
                    .SelectMany(d => d.GetFiles("AddService.ProviderWeb.*.dll", SearchOption.TopDirectoryOnly))
                    .Select(f => Assembly.LoadFile(f.FullName));

            Assemblies.ToList().ForEach(BuildManager.AddReferencedAssembly);
        }

        private static Assembly CurrentDomainAssemblyResolve(object sender, ResolveEventArgs args)
        {
            if (args.RequestingAssembly != null)
            {
                return args.RequestingAssembly;
            }
            return Assemblies.SingleOrDefault(x => x.FullName == args.Name);
        }
    }
}