using System;

using System.Linq;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        var dtoObject = new List<Dto>(){

            new Dto{ Id = 1, Value = "One" },

            new Dto{ Id = 2, Value = "Two" },

            new Dto{ Id = 3, Value = "Three" }

        };

        var tablename = new List<Dto>(){

            new Dto{ Id = 1, Value = "One" },

            new Dto{ Id = 3, Value = "Three" },

            new Dto{ Id = 4, Value = "Four" }

        };

        var dtoIds = dtoObject.Select(d => d.Id).ToArray();

        var allMatchedRows = tablename.Where(r => dtoIds.Contains(r.Id)).ToList();

        foreach(var row in allMatchedRows)

        {       

            Console.WriteLine("Row\tId: {0}\tValue: {1}", row.Id, row.Value);

        }

    }

    public class Dto

    {

        public int Id {get;set;}

        public string Value {get;set;}

    }

}