... can be a problem. Enironmental issues and all that can make it cost a bundle. I have access to a company that'll take your old gear at little or no cost to you. I do suggest, though, that you have your IT guy remove the HD and drill it. He knows what that means. Then email me for disposal info.
I have nothing to do with his business, I'm just suggesting a way for you to to get out from under the load of excess computer gear.