Dave Teumim, MS, CISSP, CPCC, a former resident of Allentown, has spoken at Lehigh Valley Professionals on various topics over the last few years. After working as a chemical engineer for 10 years, he came to the Lehigh Valley to work for AT&T, Lucent, and Agere Systems at the Allentown Works until 2001, then started an independent consulting business, Teumim Technical, LLC, and worked on government cybersecurity projects until retirement last year. After teaching as an Adjunct Professor at Arcadia College last fall, he is building a part-time business as an Instructional Designer.