Science William Hillegas Posted by Who's Who Site Administrator on August 16, 2019 Most Recent Title: Materials Scientist Company: Philco Corp. Industry: Science Years in Industry: 63 Years affiliated with Marquis Who’s Who: 28 Contact William Hillegas: Name(required) Email(required) Website Comment(required) Submit Δ Share this:TwitterFacebookLinkedInLike this:Like Loading...