Engineering, Technology Mario F. De La Guardia Posted by Who's Who Site Administrator on May 24, 2017September 16, 2019 Title: Software Consultant Industry: Engineering Years in industry: 53 Years affiliated with Marquis Who’s Who: 28 Contact Mario F. De La Guardia: Name(required) Email(required) Website Comment(required) Submit Δ Share this:TwitterFacebookLinkedInLike this:Like Loading...