Sorry to hear about your dad. He was a mentor to me in the short time we worked together. I have fond memories of him and he taught me much in the short time we worked together. I am sad to hear of his passing. He impacted many peoples lives.

Dear All,
Please don't forget to visit the 'Stories' section for additional messages from David's friends. Bret & I are continuously updating the page with the messages left from the Legacy Guest Book available at: http://www.legacy.com/guestbook/berkshire/guestbook.aspx?n=john-retallick&pid=157678705&cid=full 

Other tributes to David have been left here:

http://obits.dignitymemorial.com/dignity-memorial/obituary.aspx?n=John-Retallick&lc=7082&pid=157245614&mid=5080737