public class BaseControllerConstructor: Constructor
{
    protected UserProfile _currentUserProfile;

    protected override void Initialize(RequestContext requestContext)
    {
        base.Initialize(requestContext);

        if (User.Identity.IsAuthenticated)
        {
            _currentUserId = User.Identity.GetUserId();
            _currentUserProfile = LoadUserProfile(_currentUserId);
        }
    }
}

public BaseControllerConstructor()
{
    // HttpContext is null
    string _currentUserId = HttpContext.User.GetUserId();
    _currentUserProfile = LoadUserProfile(_currentUserId);
}

class Controller: BaseControllerConstructor
{
    public ActionResult Action()
    {
        foo(_currentUserProfile);
    }
}