Who in Chicago, IL can do a paranormal investigation regarding a white ghost seen in my house?

If you would like a paranormal investigation done in your house in Chicago, IL you should check out the Chicago Paranormal Research Society. Their website is http://www.meetup.com/Chicago-Paranormal-Research-Society/. You can go on there and find out what steps you need to take to have someone come out to you and do an investigation. It is a very informative website.